iPhone Duo Ready Apps

Ordered by US App Store rating count. Ratings cover all supported devices; this is a discovery list, not an official Duo chart.

1. 1

   Shop: Track, Pay, Discover

   Shopify Inc.

   Shopping
   Published update

   “Add support for the iPhone Duo.”

   View support source ↗Release notes · v3.13.0
   ★ 4.8 out of 57,245,310 ratings
   App Store ↗Free to download
2. 2

   ClassDojo

   ClassDojo, Inc.

   Education
   Published update

   “ClassDojo is ready for iPhone Duo!”

   View support source ↗Release notes · v18.44.0
   ★ 4.8 out of 54,149,240 ratings
   App Store ↗Free to download
3. 3

   Zoom Workplace

   Zoom Communications, Inc.

   Business
   Published update

   “iPhone Duo support”

   View support source ↗Release notes · v7.2.5
   ★ 4.7 out of 53,268,375 ratings
   App Store ↗Free to download
4. 4

   Microsoft Word

   Microsoft Corporation

   Productivity
   Published update

   “iPhone Duo support: Create, edit, and review documents on iPhone Duo.”

   View support source ↗Release notes · v2.115.3
   ★ 4.7 out of 53,047,465 ratings
   App Store ↗Free to download
5. 5

   CamScanner – PDF Scanner App

   INTSIG Information Co., Ltd

   Productivity
   Published update

   “Full Support for iPhone Duo”

   View support source ↗Release notes · v7.29.0
   ★ 4.8 out of 51,978,920 ratings
   App Store ↗Free to download
6. 6

   Lowe's Home Improvement

   Lowe's Companies, Inc.

   Shopping
   Published update

   “The Lowe’s app now supports the iPhone Duo.”

   View support source ↗Release notes · v26.10.7
   ★ 4.8 out of 51,949,534 ratings
   App Store ↗Free to download
7. 7

   American Airlines

   American Airlines

   Travel
   Published update

   “Now supports iPhone Duo with layouts optimized for both displays.”

   View support source ↗Release notes · v2026.31
   ★ 4.8 out of 51,776,033 ratings
   App Store ↗Free to download
8. 8

   Microsoft Excel

   Microsoft Corporation

   Productivity
   Published update

   “iPhone Duo support: View, edit, and analyze workbooks on iPhone Duo.”

   View support source ↗Release notes · v2.115.3
   ★ 4.7 out of 51,488,479 ratings
   App Store ↗Free to download
9. 9

   Scanner App: Genius Scan

   The Grizzly Labs

   Business
   Published update

   “Genius Scan is now fully optimized for iPhone Duo.”

   View support source ↗Release notes · v8.16
   ★ 4.9 out of 51,376,682 ratings
   App Store ↗Free to download
10. 10

    Asphalt Legends – Racing Game

    Gameloft

    Games
    Published update

    “Asphalt Legends now optimized for iPhone Duo!”

    View support source ↗Release notes · v53.5.4
    ★ 4.8 out of 51,073,619 ratings
    App Store ↗Free to download
11. 11

    MLB

    MLB

    Sports
    Published update

    “We’ve optimized the MLB app for iPhone Duo, introducing a redesigned tab bar along with dynamic Live Activities and scoreboard layouts adapted for…”

    View support source ↗Release notes · v26.18.3
    ★ 4.7 out of 5957,843 ratings
    App Store ↗Free to download
12. 12

    Sonos

    Sonos, Inc.

    Music
    Published update

    “UI support for iPhone Duo”

    View support source ↗Release notes · v90.1
    ★ 4.6 out of 5945,079 ratings
    App Store ↗Free to download
13. 13

    TestFlight

    Apple

    Developer Tools
    Published update

    “Support for iPhone Duo.”

    View support source ↗Release notes · v4.4.1
    ★ 4.7 out of 5793,349 ratings
    App Store ↗Free to download
14. 14

    Widgetsmith

    Cross Forward Consulting, LLC

    Productivity
    Published update

    “It also brings support for the iPhone Duo, with beautiful full-screen views on the inside display.”

    View support source ↗Release notes · v9.0.1
    ★ 4.6 out of 5780,035 ratings
    App Store ↗Free to download
15. 15

    Documents – File Manager

    Readdle Technologies Limited

    Productivity
    Published update

    “Documents is ready for iPhone Duo!”

    View support source ↗Release notes · v8.22.10
    ★ 4.8 out of 5635,230 ratings
    App Store ↗Free to download
16. 16

    Microsoft PowerPoint

    Microsoft Corporation

    Productivity
    Published update

    “iPhone Duo support: Create, edit, and present slides on iPhone Duo.”

    View support source ↗Release notes · v2.115.3
    ★ 4.7 out of 5591,711 ratings
    App Store ↗Free to download
17. 17

    NYT Cooking: Quick Tasty Meals

    The New York Times Company

    Food & Drink
    Published update

    “IPhone Duo Enhancements”

    View support source ↗Release notes · v4.173.0
    ★ 4.9 out of 5550,221 ratings
    App Store ↗Free to download
18. 18

    Muse from Meta

    Meta Platforms, Inc.

    Productivity
    Published update

    “This update adds support for iPhone Duo, makes shopping in chat easier, and adds a Feed widget for your Home Screen.”

    View support source ↗Release notes · v13.1
    ★ 4.8 out of 5526,297 ratings
    App Store ↗Free to download
19. 19

    Night Sky

    iCandi Apps Ltd.

    Reference
    Published update

    “+ Full iPhone Duo support and optimization.”

    View support source ↗Release notes · v27.1
    ★ 4.7 out of 5498,591 ratings
    App Store ↗Free to download
20. 20

    Goodnotes: AI Notes, Docs, PDF

    Goodnotes Limited

    Productivity
    Published update

    “Goodnotes is now optimized for iPhone Duo, featuring a new two-level toolbar, reading mode, and layouts that adapt to folded, semi-folded, and unfolded…”

    View support source ↗Release notes · v7.1.34
    ★ 4.7 out of 5468,883 ratings
    App Store ↗Free to download
21. 21

    LTK: Shop Trusted Recs

    rewardStyle, Inc.

    Shopping
    Published update

    “LTK is now optimized for iPhone Duo, so you can move seamlessly between the outer and inner displays while discovering and shopping the…”

    View support source ↗Release notes · v5.79.0
    ★ 4.9 out of 5460,364 ratings
    App Store ↗Free to download
22. 22

    ExpressVPN · Secure & Fast VPN

    Express VPN

    Utilities
    Published update

    “Updated the app to support the new iPhone Duo”

    View support source ↗Release notes · v12.78.0
    ★ 4.7 out of 5420,218 ratings
    App Store ↗Free to download
23. 23

    Sky Guide

    Fifth Star Labs LLC

    Reference
    Published update

    “+ iPhone Duo Support”

    View support source ↗Release notes · v13.1.2
    ★ 4.8 out of 5379,661 ratings
    App Store ↗Free to download
24. 24

    Bible Chat: Daily Devotional

    Book Vitals Inc.

    Reference
    Published update

    “Bible Chat now supports iPhone Duo, with improvements for iPad.”

    View support source ↗Release notes · v5.1.5
    ★ 4.9 out of 5373,409 ratings
    App Store ↗Free to download
25. 25

    Scanner Pro – Scan to PDF

    Readdle Technologies Limited

    Business
    Published update

    “Scanner Pro is ready for iPhone Duo!”

    View support source ↗Release notes · v9.0.3
    ★ 4.9 out of 5338,047 ratings
    App Store ↗Free to download
26. 26

    VN: Photo & Video Editor

    Ubiquiti Labs, LLC

    Photo & Video
    Published update

    “Device Support: Now optimized for iPhone Duo.”

    View support source ↗Release notes · v2.23.1
    ★ 4.8 out of 5324,472 ratings
    App Store ↗Free to download
27. 27

    Sneaky Sasquatch

    RAC7 Games

    Games
    Published update

    “The game now supports iPhone Duo”

    View support source ↗Release notes · v2.2.2
    ★ 4.9 out of 5265,516 ratings
    App Store ↗View price
28. 28

    Grammarly: AI Keyboard & Voice

    Superhuman Platform Inc

    Productivity
    Published update

    “Grammarly is ready for iPhone Duo, with the keyboard and app now optimized for the new iPhone, along with a new split-keyboard mode.”

    View support source ↗Release notes · v16.2.0
    ★ 4.7 out of 5228,581 ratings
    App Store ↗Free to download
29. 29

    Firefox Fast & Private Browser

    Mozilla

    Utilities
    Published update

    “Improved support for iPhone Duo.”

    View support source ↗Release notes · v160.0
    ★ 4.6 out of 5219,619 ratings
    App Store ↗Free to download
30. 30

    PDF Expert: Editor & Reader

    Readdle Technologies Limited

    Productivity
    Published update

    “PDF Expert is ready for iPhone Duo from day one!”

    View support source ↗Release notes · v7.26.3
    ★ 4.7 out of 5216,608 ratings
    App Store ↗Free to download
31. 31

    Edjing Mix: DJ Music Mixer App

    MWM

    Music
    Published update

    “And the party doesn't stop there, edjing Mix is ready for iPhone Duo.”

    View support source ↗Release notes · v9.4.0
    ★ 4.6 out of 5215,274 ratings
    App Store ↗Free to download
32. 32

    Pedometer++

    Cross Forward Consulting, LLC

    Health & Fitness
    Published update

    “Support for the iPhone Duo.”

    View support source ↗Release notes · v8.2.1
    ★ 4.8 out of 5185,195 ratings
    App Store ↗Free to download
33. 33

    Structured: Daily Planner Todo

    unorderly GmbH

    Productivity
    Published update

    “Ready for iPhone Duo: layouts adapt as you fold and unfold, with a Focus Timer designed for book and tabletop positions.”

    View support source ↗Release notes · v4.6.7
    ★ 4.8 out of 5168,767 ratings
    App Store ↗Free to download
34. 34

    Gymverse: Gym Workout Planner

    FITNESS22 LTD

    Health & Fitness
    Published update

    “Gymverse is now optimized for iPhone Duo!”

    View support source ↗Release notes · v9.1010
    ★ 4.8 out of 5165,599 ratings
    App Store ↗Free to download
35. 35

    Water tracker Waterllama

    Llama Luna Apps

    Health & Fitness
    Published update

    “Waterllama is now ready for iPhone Duo!”

    View support source ↗Release notes · v1.94.30
    ★ 4.9 out of 5164,584 ratings
    App Store ↗Free to download
36. 36

    Flighty – Live Flight Tracker

    Flighty LLC

    Travel
    Published update

    “Flighty is ready for iPhone Duo.”

    View support source ↗Release notes · v4.11.3
    ★ 4.8 out of 5161,463 ratings
    App Store ↗Free to download
37. 37

    iScreen – Widgets & Wallpaper

    Xiamen ShenZhuo Information Technology Co., Ltd.

    Graphics & Design
    Published update

    “Fully adapted for iPhone Duo & iOS 27, refined experience.”

    View support source ↗Release notes · v5.1.30
    ★ 4.7 out of 5155,113 ratings
    App Store ↗Free to download
38. 38

    VPN by Private Internet Access

    Private Internet Access, Inc.

    Productivity
    Published update

    “This update adds support for iPhone Duo, so PIA looks great whether your phone is folded or open.”

    View support source ↗Release notes · v3.37.2
    ★ 4.7 out of 5150,283 ratings
    App Store ↗Free to download
39. 39

    Surfshark VPN: Fast & Private

    SURFSHARK LTD

    Productivity
    Published update

    “Surfshark app now seamlessly works on Apple's new iPhone Duo, so you can connect and stay protected on your new device from day…”

    View support source ↗Release notes · v5.1.0
    ★ 4.7 out of 5133,383 ratings
    App Store ↗Free to download
40. 40

    Remove Objects:AI Photo Editor

    TAPUNIVERSE LLC

    Graphics & Design
    Published update

    “Added support for iPhone Duo”

    View support source ↗Release notes · v3.1.5
    ★ 4.8 out of 5129,142 ratings
    App Store ↗Free to download
41. 41

    Calendars: Schedule Planner

    Readdle Technologies Limited

    Productivity
    Published update

    “With day-one support for iPhone Duo, Calendars makes the most of the expanded display.”

    View support source ↗Release notes · v5.41.2
    ★ 4.7 out of 5122,726 ratings
    App Store ↗Free to download
42. 42

    Dazz Cam – Vintage Camera

    DAZZ PTE. LTD.

    Photo & Video
    Published update

    “Optimized for iPhone Duo.”

    View support source ↗Release notes · v2.18
    ★ 4.8 out of 5117,836 ratings
    App Store ↗Free to download
43. 43

    Giftful – Wishlist & Registry

    Giftful LLC

    Lifestyle
    Published update

    “This update adds support for iPhone Duo, along with a few improvements to make managing and sharing your wishlists even easier”

    View support source ↗Release notes · v3.3.0
    ★ 4.8 out of 5112,564 ratings
    App Store ↗Free to download
44. 44

    My Cycle • Period Tracker

    Aleksei Neiman

    Health & Fitness
    Published update

    “iPhone Duo support.”

    View support source ↗Release notes · v2.9
    ★ 4.8 out of 5105,509 ratings
    App Store ↗Free to download
45. 45

    Air France – Book a flight

    Societe Air France S.A.

    Travel
    Published update

    “The Air France app now supports resizable windows on iPad and is optimized for iPhone Duo.”

    View support source ↗Release notes · v26.1.1
    ★ 4.8 out of 599,311 ratings
    App Store ↗Free to download
46. 46

    Opal: Screen Time Control

    Opal OS

    Productivity
    Published update

    “… tab bar, Opal looks right on iPhone Duo, and translations read better in Chinese, German, French and Polish.”

    View support source ↗Release notes · v4.20
    ★ 4.7 out of 591,351 ratings
    App Store ↗Free to download
47. 47

    Notion: Notes, Tasks, AI

    Notion Labs, Incorporated

    Productivity
    Published update

    “iPhone Duo support, bug fixes, and performance improvements.”

    View support source ↗Release notes · v1.7.349
    ★ 4.8 out of 590,679 ratings
    App Store ↗Free to download
48. 48

    Tiny Decisions: Spin Wheel

    Hangzhou Tangsuan Network Technology Co., Ltd.

    Entertainment
    Published update

    “Improved support for iPhone Duo, with refined wheel layouts, sidebars, and toolbars across screen configurations.”

    View support source ↗Release notes · v26.11.1
    ★ 4.7 out of 589,829 ratings
    App Store ↗Free to download
49. 49

    Tape Measure™

    Level Labs, LLC

    Utilities
    Published update

    “iPhone Duo Support”

    View support source ↗Release notes · v5.03
    ★ 4.4 out of 589,773 ratings
    App Store ↗Free to download
50. 50

    Otter Transcribe Voice Notes

    Otter.ai, Inc.

    Productivity
    Published update

    “Adds support for iPhone Duo”

    View support source ↗Release notes · v3.110.1
    ★ 4.8 out of 588,916 ratings
    App Store ↗Free to download
51. 51

    VLLO – AI Video Editor

    vimosoft

    Photo & Video
    Published update

    “[Optimized for iPhone Duo]”

    View support source ↗Release notes · v15.1.0
    ★ 4.8 out of 588,493 ratings
    App Store ↗Free to download
52. 52

    Slopes: Ski & Snowboard

    Breakpoint Studio LLC

    Sports
    Published update

    “Slopes is optimized for the iPhone Duo!”

    View support source ↗Release notes · v2026.16
    ★ 4.9 out of 588,267 ratings
    App Store ↗Free to download
53. 53

    CARROT Weather: Alerts & Radar

    Grailr LLC

    Weather
    Published update

    “Added iPhone Duo support.”

    View support source ↗Release notes · v6.9.3
    ★ 4.7 out of 588,031 ratings
    App Store ↗Free to download
54. 54

    Spark Mail: AI Email Assistant

    Readdle Technologies Limited

    Productivity
    Published update

    “Spark is ready for iPhone Duo from day one!”

    View support source ↗Release notes · v3.20.5
    ★ 4.6 out of 582,848 ratings
    App Store ↗Free to download
55. 55

    Meitu: Photo & Video Editor

    Meitu Technology Co., Ltd.

    Photo & Video
    Published update

    “— Full iPhone Duo support: edit comfortably on the big screen, get results faster”

    View support source ↗Release notes · v12.22.0
    ★ 4.8 out of 580,372 ratings
    App Store ↗Free to download
56. 56

    RingCentral

    RingCentral, Inc

    Business
    Published update

    “· iPhone Duo is now supported.”

    View support source ↗Release notes · v26.3.32
    ★ 4.8 out of 578,502 ratings
    App Store ↗Free to download
57. 57

    JusTalk – Video Chat & Calls

    Jus

    Social Networking
    Published update

    “Optimized for iPhone Duo, with smoother video calls, chats, and browsing whether open, closed, or partially folded.”

    View support source ↗Release notes · v9.5
    ★ 4.4 out of 576,571 ratings
    App Store ↗Free to download
58. 58

    AdBlock Pro for Safari

    Crypto Inc.

    Utilities
    Published update

    “improved iPhone Duo support”

    View support source ↗Release notes · v13.1.0
    ★ 4.5 out of 574,579 ratings
    App Store ↗Free to download
59. 59

    TOR Browser: OrNET Onion + VPN

    Stronger Apps

    Productivity
    Published update

    “The app is now fully optimized for iPhone Duo, so everything looks and works great on your new device.”

    View support source ↗Release notes · v4.0.14
    ★ 4.6 out of 572,316 ratings
    App Store ↗Free to download
60. 60

    Freenotes®: AI Notes Taking

    Free Notes AI Note Taker LTD

    Productivity
    Published update

    “Freenotes Now Supports iPhone Duo!”

    View support source ↗Release notes · v3.49.0
    ★ 4.7 out of 565,269 ratings
    App Store ↗Free to download
61. 61

    Bookly: Book Tracker

    TwoDoor Games

    Book
    Published update

    “Bookly is now optimised for the iPhone Duo – Fun tip: set it in tent mode when you read”

    View support source ↗Release notes · v1.19.3
    ★ 4.6 out of 563,397 ratings
    App Store ↗Free to download
62. 62

    Forms for Google Docs

    Aurora Innovation

    Productivity
    Published update

    “Added support for iPhone Duo.”

    View support source ↗Release notes · v2.6.0
    ★ 4.8 out of 561,979 ratings
    App Store ↗Free to download
63. 63

    VibeShort: AI Short Dramas

    AGILE QUADRANT MEDIA LIMITED

    Entertainment
    Published update

    “iPhone Duo Support: Improved compatibility with foldable devices for a better viewing experience.”

    View support source ↗Release notes · v2.31.0
    ★ 4.7 out of 559,439 ratings
    App Store ↗Free to download
64. 64

    StoryReel: Drama Shorts & TV

    Equinox Enterprises‌ Technology Limited

    Entertainment
    Published update

    “Optimized for iPhone Duo, with an interface designed to fit the new form factor.”

    View support source ↗Release notes · v2.31.1
    ★ 4.8 out of 556,054 ratings
    App Store ↗Free to download
65. 65

    ScreenKit – App Icons & Widget

    Twinstar Creatives

    Graphics & Design
    Published update

    “ScreenKit is now fully optimized for iPhone Duo.”

    View support source ↗Release notes · v9.0.1
    ★ 3.9 out of 554,834 ratings
    App Store ↗Free to download
66. 66

    KLM – Book a flight

    KLM Koninklijke Luchtvaart Maatschappij N.V.

    Travel
    Published update

    “The app is also optimized for the iPhone Duo.”

    View support source ↗Release notes · v26.1.1
    ★ 4.8 out of 554,640 ratings
    App Store ↗Free to download
67. 67

    Paprika Recipe Manager 4

    Hindsight Labs LLC

    Food & Drink
    Published update

    “iPhone Duo support”

    View support source ↗Release notes · v4.0.22
    ★ 4.9 out of 554,406 ratings
    App Store ↗Free to download
68. 68

    VPN cat: Fast Secure Unlimited

    Secure Network

    Utilities
    Published update

    “Add support for iPhone Duo”

    View support source ↗Release notes · v2.14.1
    ★ 4.6 out of 554,307 ratings
    App Store ↗Free to download
69. 69

    Authenticator App

    2Stable

    Productivity
    Published update

    “Added support for iPhone Duo.”

    View support source ↗Release notes · v4.1.0
    ★ 4.6 out of 549,796 ratings
    App Store ↗Free to download
70. 70

    Overcast Podcast App

    Overcast Radio, LLC

    News
    Published update

    “Layout improvements for iPhone Duo and iPad”

    View support source ↗Release notes · v2026.10.1
    ★ 4.5 out of 548,161 ratings
    App Store ↗Free to download
71. 71

    Kahoot! Play & Create Quizzes

    Kahoot ASA

    Education
    Published update

    “is ready for iPhone Duo!”

    View support source ↗Release notes · v6.8.0
    ★ 4.6 out of 548,063 ratings
    App Store ↗Free to download
72. 72

    TickTick:To-Do List & Calendar

    Appest Limited

    Productivity
    Published update

    “Optimized for iPhone Duo: Unfold more room for your plans.”

    View support source ↗Release notes · v8.2.41
    ★ 4.9 out of 546,935 ratings
    App Store ↗Free to download
73. 73

    1Password: Password Manager

    AgileBits Inc.

    Productivity
    Published update

    “We've added support for iPhone Duo.”

    View support source ↗Release notes · v8.12.44
    ★ 4.7 out of 546,128 ratings
    App Store ↗Free to download
74. 74

    PGA Tour

    PGATOUR.com LLC

    Sports
    Published update

    “Support for iPhone Duo”

    View support source ↗Release notes · v2026.4.1
    ★ 4.5 out of 545,484 ratings
    App Store ↗Free to download
75. 75

    SimplyWise: Cost Estimator

    SimplyWise, Inc.

    Business
    Published update

    “iPhone Duo support”

    View support source ↗Release notes · v0.20.0
    ★ 4.8 out of 541,947 ratings
    App Store ↗Free to download
76. 76

    Prêt à Makeup

    Prêt-à-Template

    Graphics & Design
    Published update

    “Meet iPhone Duo.”

    View support source ↗Release notes · v2.22.1
    ★ 4.4 out of 538,485 ratings
    App Store ↗Free to download
77. 77

    Buffer: Plan & Schedule Posts

    Buffer, Inc.

    Social Networking
    Published update

    “Support for iPhone Duo”

    View support source ↗Release notes · v16.2.1
    ★ 4.7 out of 534,891 ratings
    App Store ↗Free to download
78. 78

    SmartGym: Gym & Home Workouts

    SmartGym Services LLC

    Health & Fitness
    Published update

    “SmartGym is ready for iPhone Duo, with an interface that adapts as you fold, unfold and move through your workout.”

    View support source ↗Release notes · v8.1.1
    ★ 4.7 out of 534,857 ratings
    App Store ↗Free to download
79. 79

    Teleprompter

    Teleprompter Apps Ltd

    Productivity
    Published update

    “Support for iPhone Duo: Show your Teleprompter script on the outer display while recording with the rear cameras.”

    View support source ↗Release notes · v3.91.0
    ★ 4.8 out of 534,721 ratings
    App Store ↗Free to download
80. 80

    Apple Support

    Apple

    Utilities
    Published update

    “Added support for iOS 27.1 and iPhone Duo”

    View support source ↗Release notes · v5.17
    ★ 3.9 out of 533,839 ratings
    App Store ↗Free to download
81. 81

    BlinkDrama – Short Dramas

    Atlas Ventures Culture & Technology Limited

    Entertainment
    Published update

    “Optimized for iPhone Duo”

    View support source ↗Release notes · v3.7.1
    ★ 4.8 out of 532,886 ratings
    App Store ↗Free to download
82. 82

    Wego Flights & Hotels Booking

    WEGO PTE. LTD.

    Travel
    Published update

    “This update brings support for iPhone Duo.”

    View support source ↗Release notes · v7.62.0
    ★ 4.6 out of 532,162 ratings
    App Store ↗Free to download
83. 83

    Universal TV Remote Control＊

    VISARGERD, S.L.

    Utilities
    Published update

    “Optimized for iPhone Duo.”

    View support source ↗Release notes · v2.6.7
    ★ 4.6 out of 531,638 ratings
    App Store ↗Free to download
84. 84

    Baby Tracker & Newborn Log

    Med ART Studios

    Medical
    Published update

    “Optimized for iPhone Duo, with more room to track your baby's daily routines and milestones.”

    View support source ↗Release notes · v16.8
    ★ 4.8 out of 531,564 ratings
    App Store ↗Free to download
85. 85

    Fishing Points: Map & Forecast

    Fishing Points d.o.o.

    Sports
    Published update

    “iPhone Duo and iOS27 support”

    View support source ↗Release notes · v4.2.9
    ★ 4.7 out of 531,059 ratings
    App Store ↗Free to download
86. 86

    RainViewer: Live Weather Radar

    MeteoLab Inc.

    Weather
    Developer-confirmed

    “BUILT FOR IPHONE DUO”

    View support source ↗App Store description
    ★ 4.5 out of 530,955 ratings
    App Store ↗Free to download
87. 87

    SKAI – NOAA Weather Radar

    Tightrope Interactive, Inc.

    Weather
    Published update

    “From quick weather checks to detailed storm tracking, SKAI adapts to the way you use your iPhone Duo.”

    View support source ↗Release notes · v4.2
    ★ 4.6 out of 530,601 ratings
    App Store ↗Free to download
88. 88

    Sticky Widgets

    1881 Digital, LLC

    Utilities
    Published update

    “Sticky Widgets is ready for iPhone Duo, with an expanded note library and side-by-side editing.”

    View support source ↗Release notes · v5.4.0
    ★ 4.6 out of 529,699 ratings
    App Store ↗Free to download
89. 89

    MD Vinyl Music App

    MD Studio

    Music
    Published update

    “Set your iPhone Duo half-open on your desk and watch it become a little record player, with album art above the spinning vinyl.”

    View support source ↗Release notes · v3.8.3
    ★ 4.6 out of 529,683 ratings
    App Store ↗Free to download
90. 90

    Darkroom: Photo & Video Editor

    Bergen Co.

    Photo & Video
    Published update

    “When combined with our recent iPhone Duo support and the large set of performance, stability and other improvements, Darkroom has never been as…”

    View support source ↗Release notes · v7.6.1
    ★ 4.8 out of 529,388 ratings
    App Store ↗Free to download
91. 91

    Speedtest by Ookla

    Ookla

    Utilities
    Published update

    “Enhancements and support for iPhone Duo”

    View support source ↗Release notes · v7.1.2
    ★ 4.5 out of 528,393 ratings
    App Store ↗Free to download
92. 92

    Things 3

    Cultured Code GmbH & Co. KG

    Productivity
    Published update

    “Things is ready for iPhone Duo!”

    View support source ↗Release notes · v3.25.2
    ★ 4.8 out of 528,090 ratings
    App Store ↗$9.99
93. 93

    Concepts

    TopHatch, Inc.

    Graphics & Design
    Published update

    “Concepts UI is now adapted for the iPhone Duo!”

    View support source ↗Release notes · v6.37
    ★ 4.7 out of 526,635 ratings
    App Store ↗Free to download
94. 94

    DayCount

    Zaminiti Pty Ltd

    Productivity
    Published update

    “This update adds support for iPhone Duo, with layouts that adapt as you open, close, and fold your device.”

    View support source ↗Release notes · v6.2.1
    ★ 4.7 out of 526,271 ratings
    App Store ↗Free to download
95. 95

    Handy – Live Widget Wallpaper

    FAT, LLC

    Graphics & Design
    Published update

    “Add support for iPhone Duo”

    View support source ↗Release notes · v2.4.2
    ★ 4.5 out of 525,564 ratings
    App Store ↗Free to download
96. 96

    KaraFun: Karaoke, Battle, Quiz

    Recisio

    Music
    Published update

    “Made for iPhone Duo: Enjoy a smoother KaraFun experience with an updated mini player, full-screen mode, and navigation designed for the new format.”

    View support source ↗Release notes · v5.34.0
    ★ 4.8 out of 525,369 ratings
    App Store ↗Free to download
97. 97

    StressWatch: AI Stress Monitor

    One Hundred Bad Ideas Limited

    Health & Fitness
    Published update

    “StressWatch is ready for iPhone Duo.”

    View support source ↗Release notes · v3.4.6
    ★ 4.7 out of 525,135 ratings
    App Store ↗Free to download
98. 98

    Fantastical Calendar

    Flexibits Inc.

    Productivity
    Published update

    “Added support for iPhone Duo”

    View support source ↗Release notes · v4.2.4
    ★ 4.2 out of 524,907 ratings
    App Store ↗Free to download
99. 99

    LumaFusion

    Luma Touch LLC

    Photo & Video
    Published update

    “Support for iPhone Duo”

    View support source ↗Release notes · v5.6.1
    ★ 4.7 out of 524,835 ratings
    App Store ↗$29.99
100. 100

     Blackmagic Camera

     Blackmagic Design Inc

     Photo & Video
     Published update

     “Support for iPhone Duo.”

     View support source ↗Release notes · v3.5.3
     ★ 4.8 out of 524,706 ratings
     App Store ↗Free to download
101. 101

     Pregnancy Tracker App – Sprout

     Med ART Studios

     Medical
     Published update

     “Optimized for iPhone Duo, with more room to follow your pregnancy journey.”

     View support source ↗Release notes · v19.10
     ★ 4.7 out of 524,593 ratings
     App Store ↗Free to download
102. 102

     Noteful: Notes & PDF Markup

     Noteful Technologies Ltd

     Productivity
     Published update

     “New: Noteful is now optimized for iPhone Duo, with an improved toolbar layout and better use of the larger inner display.”

     View support source ↗Release notes · v1.5.2
     ★ 4.8 out of 524,429 ratings
     App Store ↗Free to download
103. 103

     Live Translator – AI Translate

     DigitalSail (HK) Limited

     Reference
     Published update

     “iPhone Duo dual-screen support, more freedom.”

     View support source ↗Release notes · v2.2.4
     ★ 4.6 out of 522,305 ratings
     App Store ↗Free to download
104. 104

     PDF Editor ,PDF Book Reader ®

     Milad Fakhr

     Utilities
     Published update

     “Optimized for iPhone Duo”

     View support source ↗Release notes · v14.5
     ★ 4.3 out of 522,257 ratings
     App Store ↗Free to download
105. 105

     Happ – Proxy Utility

     Flyfrog LLC

     Utilities
     Published update

     “iPhone Duo support”

     View support source ↗Release notes · v6.2.0
     ★ 4.6 out of 520,510 ratings
     App Store ↗Free to download
106. 106

     Translator GO: AI Translate

     MATdev

     Productivity
     Published update

     “Optimized for iPhone Duo”

     View support source ↗Release notes · v5.8.3
     ★ 4.4 out of 520,392 ratings
     App Store ↗Free to download
107. 107

     Guess the Color – Logo Games

     Potato Powered Games Ltd

     Games
     Published update

     “Support for iPhone Duo”

     View support source ↗Release notes · v1.6.1
     ★ 4.3 out of 520,348 ratings
     App Store ↗Free to download
108. 108

     Tappy: Fidget & Self-Care Pet

     Cameron Nazemi

     Games
     Published update

     “Added support for iPhone Duo.”

     View support source ↗Release notes · v6.6.0
     ★ 4.8 out of 520,198 ratings
     App Store ↗Free to download
109. 109

     Print to Size

     Clafou Ltd

     Photo & Video
     Published update

     “Added support for the new iPhone Duo.”

     View support source ↗Release notes · v1.11
     ★ 4.9 out of 520,188 ratings
     App Store ↗$2.99
110. 110

     BookPlayer

     Gianni Carlo

     Book
     Published update

     “– We're ready for the iPhone Duo!”

     View support source ↗Release notes · v6.0.1
     ★ 4.8 out of 519,975 ratings
     App Store ↗Free to download
111. 111

     WPS Office-AI Doc, PDF, Sheet

     KINGSOFT OFFICE SOFTWARE CORPORATION LIMITED

     Productivity
     Published update

     “Fully optimized for iPhone Duo”

     View support source ↗Release notes · v26.10.2
     ★ 4.8 out of 518,583 ratings
     App Store ↗Free to download
112. 112

     Coloring Book for Adults – App

     Advanced Studio LLC

     Lifestyle
     Published update

     “iPhone Duo Support”

     View support source ↗Release notes · v4.4
     ★ 4.5 out of 518,038 ratings
     App Store ↗Free to download
113. 113

     JusTalk Kids – Safe Messenger

     Jus

     Social Networking
     Published update

     “Optimized for iPhone Duo, with smoother video calls, chats, and browsing whether open, closed, or partially folded.”

     View support source ↗Release notes · v3.5.1
     ★ 4.6 out of 517,897 ratings
     App Store ↗Free to download
114. 114

     Genius Scan Enterprise – PDF

     The Grizzly Labs

     Business
     Published update

     “Genius Scan is now fully optimized for iPhone Duo.”

     View support source ↗Release notes · v8.16
     ★ 4.9 out of 517,852 ratings
     App Store ↗$49.99
115. 115

     memoryOS: Memory Games

     Encoder Inc.

     Education
     Published update

     “iPhone Duo Support”

     View support source ↗Release notes · v1.6.2
     ★ 4.9 out of 517,385 ratings
     App Store ↗Free to download
116. 116

     Menstrual Period Tracker

     EFRAC

     Health & Fitness
     Published update

     “Full support for iPhone Duo”

     View support source ↗Release notes · v6.7.1
     ★ 4.7 out of 516,072 ratings
     App Store ↗Free to download
117. 117

     Spin The Wheel – Pick Me

     Marius Caciulescu

     Entertainment
     Published update

     “Designed for iPhone Duo.”

     View support source ↗Release notes · v2026.10.20
     ★ 4.6 out of 515,473 ratings
     App Store ↗Free to download
118. 118

     Timepage: Calendar Planner

     Bonobo

     Productivity
     Published update

     “There’s all-new vertical navigation for iPhone Duo, and an interface that adapts to however you want to use it.”

     View support source ↗Release notes · v5.2.1
     ★ 4.6 out of 515,447 ratings
     App Store ↗Free to download
119. 119

     Themelia: Theme & Widget

     WOOHOO LIMITED

     Graphics & Design
     Published update

     “iPhone Duo foldable themes released, unleashing more possibilities for dual-screen style.”

     View support source ↗Release notes · v1.17.0
     ★ 4.6 out of 515,313 ratings
     App Store ↗Free to download
120. 120

     NFC Tools

     wakdev

     Utilities
     Published update

     “Interface: Support for iPhone Duo, folded, unfolded and in Split View.”

     View support source ↗Release notes · v3.5
     ★ 4.6 out of 514,932 ratings
     App Store ↗Free to download
121. 121

     Andalusi AI Design Photo Video

     AppChief Ltd

     Photo & Video
     Published update

     “Andalusi is ready for iPhone Duo.”

     View support source ↗Release notes · v10.1.2
     ★ 4.5 out of 514,117 ratings
     App Store ↗Free to download
122. 122

     Calendar Op.2: Planner & Diary

     Yoshihiro Sakamoto

     Productivity
     Published update

     “Full support for iPhone Duo”

     View support source ↗Release notes · v3.0.1
     ★ 4.7 out of 513,495 ratings
     App Store ↗Free to download
123. 123

     AI Generator – Photo Revive

     Hong Kong Lavish Limited

     Graphics & Design
     Published update

     “Added support for iPhone Duo for a better experience on the new device.”

     View support source ↗Release notes · v1.9.8
     ★ 4.6 out of 513,116 ratings
     App Store ↗Free to download
124. 124

     Movie App – Movies Now! + TV

     Flickdirect Inc

     Entertainment
     Published update

     “iPhone Duo Support”

     View support source ↗Release notes · v21.4
     ★ 4.6 out of 513,114 ratings
     App Store ↗Free to download
125. 125

     Sun Seeker – Sunlight Tracker

     ozPDA

     Navigation
     Published update

     “Optimized for iPhone Duo, including support for all device poses and orientations.”

     View support source ↗Release notes · v8.2.1
     ★ 4.8 out of 512,996 ratings
     App Store ↗$11.99
126. 126

     Tesla Robotaxi

     Tesla, Inc.

     Travel
     Published update

     “Tablet and iPhone Duo support”

     View support source ↗Release notes · v26.10.5
     ★ 4.9 out of 512,731 ratings
     App Store ↗Free to download
127. 127

     Panels – Comic Reader

     Produkt Studio

     Book
     Published update

     “Support for iPhone Duo: Panels adapts to both displays, with library columns that change as you fold and unfold it”

     View support source ↗Release notes · v3.13.9
     ★ 4.8 out of 512,715 ratings
     App Store ↗Free to download
128. 128

     DeepSeek – AI Assistant

     杭州深度求索人工智能基础技术研究有限公司

     Productivity
     Published update

     “Adapted for iPhone Duo”

     View support source ↗Release notes · v2.7.1
     ★ 3.9 out of 512,600 ratings
     App Store ↗Free to download
129. 129

     Voice Recorder, Voice Memos ®

     Milad Fakhr

     Productivity
     Published update

     “Optimized for iPhone Duo”

     View support source ↗Release notes · v17.4
     ★ 4.4 out of 512,111 ratings
     App Store ↗Free to download
130. 130

     Zangi – Private Messenger

     Secret Phone, Inc

     Social Networking
     Published update

     “Optimized for iPhone Duo”

     View support source ↗Release notes · v6.1.4
     ★ 4.0 out of 512,053 ratings
     App Store ↗Free to download
131. 131

     iReal Pro

     Technimo LLC

     Music
     Published update

     “Add support for iPhone Duo”

     View support source ↗Release notes · v2026.9
     ★ 4.9 out of 511,157 ratings
     App Store ↗$21.99
132. 132

     VPN Proxy OvpnSpider Pro

     ARCNICE PTE. LTD.

     Productivity
     Published update

     “Ready for iPhone Duo and iOS 27.”

     View support source ↗Release notes · v7.2
     ★ 4.4 out of 511,055 ratings
     App Store ↗Free to download
133. 133

     Dice Roller!

     Harry Foster

     Utilities
     Published update

     “Optimised for iPhone Duo”

     View support source ↗Release notes · v2.3.3
     ★ 4.5 out of 510,632 ratings
     App Store ↗Free to download
134. 134

     Colorful Widget- Widget&Themes

     Guangzhou ZHIFENG Information Technology Co.,Ltd.

     Graphics & Design
     Developer-confirmed

     “[iPhone Duo: Full Dual-Screen Support]”

     View support source ↗App Store description
     ★ 4.7 out of 510,623 ratings
     App Store ↗Free to download
135. 135

     Tide Guide: Charts & Tables

     Condor Digital

     Weather
     Published update

     “Meet Tide Guide for iPhone Duo!”

     View support source ↗Release notes · v27.1
     ★ 4.7 out of 510,361 ratings
     App Store ↗Free to download
136. 136

     PRESETS: Filters for Pictures

     Gustas Brazaitis

     Photo & Video
     Published update

     “We’ve added support for the new iPhone Duo, ensuring a smooth and optimized experience on Apple’s latest device.”

     View support source ↗Release notes · v4.0.3
     ★ 4.8 out of 510,123 ratings
     App Store ↗Free to download
137. 137

     Reolink

     Reolink Digital Technology Co., Ltd

     Utilities
     Published update

     “Added support for iPhone Duo, including basic features such as live view and playback.”

     View support source ↗Release notes · v4.64.3
     ★ 4.0 out of 510,095 ratings
     App Store ↗Free to download
138. 138

     Sketchar: AR Drawing App

     SketchAR

     Graphics & Design
     Published update

     “And more — iPhone Duo support and dozens of fixes: sync keeps your work safer, AR drawing is more stable, and Apple Pencil…”

     View support source ↗Release notes · v11.0
     ★ 4.2 out of 59,892 ratings
     App Store ↗Free to download
139. 139

     Universalis

     Universalis Publishing

     Lifestyle
     Published update

     “Improved appearance on the iPhone Duo!”

     View support source ↗Release notes · v3.170
     ★ 4.9 out of 59,801 ratings
     App Store ↗$9.99
140. 140

     Actions: To Do List Organizer

     Bonobo

     Productivity
     Published update

     “Today and tomorrow stay in view beside any list, and the all-new vertical navigation is designed for iPhone Duo.”

     View support source ↗Release notes · v3.11.2
     ★ 4.6 out of 59,781 ratings
     App Store ↗Free to download
141. 141

     Text App: Texting+Calling Now

     FITACK TECHNOLOGIES PRIVATE LIMITED

     Social Networking
     Published update

     “With iPhone Duo support and iOS 27 compatibility, you can enjoy an updated experience designed to keep you connected.”

     View support source ↗Release notes · v2.1.6
     ★ 4.6 out of 59,750 ratings
     App Store ↗Free to download
142. 142

     Bikemap: Bicycle Tracker & GPS

     Bikemap GmbH

     Navigation
     Published update

     “Unfold for even bigger maps: Bikemap now supports iPhone Duo.”

     View support source ↗Release notes · v32.3.0
     ★ 4.7 out of 59,576 ratings
     App Store ↗Free to download
143. 143

     Webex

     Cisco

     Business
     Published update

     “Support for iPhone Duo on Day 1: October 23, 2026”

     View support source ↗Release notes · v46.11.2
     ★ 4.6 out of 59,491 ratings
     App Store ↗Free to download
144. 144

     Gentler Streak Workout Tracker

     Gentler Stories LLC

     Health & Fitness
     Published update

     “This is the second part of Gentler Streak getting ready for the iPhone Duo screen.”

     View support source ↗Release notes · v5.13.5
     ★ 4.7 out of 58,834 ratings
     App Store ↗Free to download
145. 145

     Canary Mail – AI Email

     Cartasec Pte. Ltd.

     Productivity
     Published update

     “New: iPhone Duo Support – Canary is now compatible with iPhone Duo.”

     View support source ↗Release notes · v5.29.0
     ★ 4.5 out of 58,810 ratings
     App Store ↗Free to download
146. 146

     Lock + Home Widgets widgetopia

     Watch Faces & Widgets

     Productivity
     Developer-confirmed

     “Made for iPhone Duo: open it flat for a wider layout with a side rail”

     View support source ↗App Store description
     ★ 4.5 out of 58,677 ratings
     App Store ↗Free to download
147. 147

     ReelMe: AI Photo & Video

     TPC INVEST PTE.LTD

     Photo & Video
     Published update

     “Now optimized for iPhone Duo.”

     View support source ↗Release notes · v4.10.1
     ★ 4.5 out of 58,485 ratings
     App Store ↗Free to download
148. 148

     Retrocade

     Resolution Games AB

     Games
     Published update

     “Retrocade now supports the different ways to play on iPhone Duo!”

     View support source ↗Release notes · v1.15
     ★ 4.5 out of 58,218 ratings
     App Store ↗View price
149. 149

     Gemoji: Emoji Maker – AI Emoji

     Emoji Apps GmbH

     Graphics & Design
     Published update

     “● Designed for iPhone Duo”

     View support source ↗Release notes · v4.1.0
     ★ 4.6 out of 58,140 ratings
     App Store ↗Free to download
150. 150

     Bump – real life is happening

     amo

     Social Networking
     Published update

     “Bump is iPhone Duo ready!”

     View support source ↗Release notes · v2.125.0
     ★ 4.8 out of 57,556 ratings
     App Store ↗Free to download
151. 151

     Layout for Instagram: Collage

     Shamble, Inc.

     Photo & Video
     Published update

     “Adapted for iPhone Duo and iPad.”

     View support source ↗Release notes · v2.3.0
     ★ 4.8 out of 57,258 ratings
     App Store ↗Free to download
152. 152

     Flow: Note Taking & Sketchbook

     Bonobo

     Graphics & Design
     Published update

     “Flow 5 is here, and it’s ready for iPhone Duo.”

     View support source ↗Release notes · v5.0.4
     ★ 4.1 out of 57,249 ratings
     App Store ↗Free to download
153. 153

     Ziggy: Learn ASL Sign Language

     OneDegree Labs

     Education
     Published update

     “Added iPhone Duo support!”

     View support source ↗Release notes · v5.7
     ★ 4.8 out of 57,198 ratings
     App Store ↗Free to download
154. 154

     CDL Prep

     Jeffrey Diaz

     Education
     Published update

     “Added support for iPhone Duo.”

     View support source ↗Release notes · v9.14
     ★ 4.7 out of 57,067 ratings
     App Store ↗Free to download
155. 155

     AppBlock: Block Apps, Websites

     MobileSoft s.r.o.

     Productivity
     Published update

     “Optimized for iPhone Duo: AppBlock now looks and works great on iPhone Duo.”

     View support source ↗Release notes · v4.13.4
     ★ 4.6 out of 57,000 ratings
     App Store ↗Free to download
156. 156

     Xmind: AI Mind Map, Brainstorm

     Xmind Ltd.

     Productivity
     Published update

     “Bring different documents into view with multi-window support on iPhone Duo.”

     View support source ↗Release notes · v26.05.01107
     ★ 4.8 out of 56,993 ratings
     App Store ↗Free to download
157. 157

     Bear Markdown Notes & Journal

     Shiny Frog Ltd.

     Productivity
     Published update

     “Bear is now ready for iPhone Duo!”

     View support source ↗App Store version history
     ★ 4.7 out of 56,874 ratings
     App Store ↗Free to download
158. 158

     24me: Calendar・Planner & To Do

     24me

     Productivity
     Published update

     “24me is ready for iPhone Duo.”

     View support source ↗Release notes · v9.6.2
     ★ 4.5 out of 56,788 ratings
     App Store ↗Free to download
159. 159

     Running Tracker App – FITAPP

     FITAPP GmbH

     Health & Fitness
     Published update

     “+ Optimized for iPhone Duo”

     View support source ↗Release notes · v9.10.2
     ★ 4.8 out of 56,535 ratings
     App Store ↗Free to download
160. 160

     MD Widgets: Live Wallpaper

     MD Studio

     Graphics & Design
     Published update

     “MD Widgets is ready for iPhone Duo!”

     View support source ↗Release notes · v4.3.6
     ★ 4.4 out of 56,523 ratings
     App Store ↗Free to download
161. 161

     My Lightning Tracker Pro

     JRustonApps B.V.

     Weather
     Published update

     “iPhone Duo support.”

     View support source ↗Release notes · v26.4.4
     ★ 4.8 out of 56,087 ratings
     App Store ↗$4.99
162. 162

     BookBuddy Pro: Book Tracker

     Kimico, Ltd.

     Book
     Published update

     “Optimized for iPhone Duo”

     View support source ↗Release notes · v10.4.0
     ★ 4.8 out of 56,031 ratings
     App Store ↗$9.99
163. 163

     Supershift – Shift Calendar

     Supershift GmbH

     Productivity
     Published update

     “iPhone Duo Support: Supershift now makes full use of the large screen – folded, unfolded and everything in between.”

     View support source ↗Release notes · v2026.42
     ★ 4.9 out of 55,859 ratings
     App Store ↗Free to download
164. 164

     Tripsy: Travel Planner

     Tripsy LLC

     Travel
     Published update

     “– Improved iPhone Duo layouts, landscape map interaction, trip cards, and review prompts.”

     View support source ↗Release notes · v3.10.7
     ★ 4.7 out of 55,733 ratings
     App Store ↗Free to download
165. 165

     MilGPS

     Cascode Labs Pty Ltd

     Navigation
     Published update

     “Improved iPhone Duo support.”

     View support source ↗Release notes · v7.26.0
     ★ 4.8 out of 55,547 ratings
     App Store ↗$12.99
166. 166

     Clarity Wallpaper

     YuanJing Co.,Ltd.

     Photo & Video
     Published update

     “Clarity has been redesigned and rebuilt for the latest OS and iPhone Duo.”

     View support source ↗Release notes · v9.1.1
     ★ 4.7 out of 55,542 ratings
     App Store ↗Free to download
167. 167

     Tempo – Metronome with Setlist

     Frozen Ape Pte. Ltd.

     Music
     Published update

     “iPhone Duo support”

     View support source ↗Release notes · v5.2
     ★ 4.8 out of 54,926 ratings
     App Store ↗$2.99
168. 168

     School Assistant – Planner

     Sun Apps, LLC

     Education
     Published update

     “Version 5.1.1 brings a few updates to improve iPhone Duo support:”

     View support source ↗Release notes · v5.1.1
     ★ 4.8 out of 54,787 ratings
     App Store ↗Free to download
169. 169

     Airmail for Gmail Outlook Mail

     Bloop S.R.L.

     Productivity
     Published update

     “iPhone Duo support”

     View support source ↗App Store version history
     ★ 4.3 out of 54,659 ratings
     App Store ↗Free to download
170. 170

     Grow: Health & Fitness

     Floating Island Technology Co., Ltd.

     Health & Fitness
     Published update

     “Grow is ready for the all-new foldable iPhone Duo.”

     View support source ↗Release notes · v2.7.0
     ★ 4.7 out of 54,634 ratings
     App Store ↗Free to download
171. 171

     BusyCal: Calendar & Tasks

     Busy Apps FZE

     Productivity
     Published update

     “· [NEW] Added iPhone Duo support”

     View support source ↗Release notes · v6.8.0
     ★ 4.7 out of 54,550 ratings
     App Store ↗$9.99
172. 172

     Documents

     Savy Soda Pty Ltd

     Business
     Published update

     “iPhone Duo Support added.”

     View support source ↗Release notes · v27.1
     ★ 4.5 out of 54,502 ratings
     App Store ↗$4.99
173. 173

     Inoreader: News & RSS reader

     Innologica

     News
     Published update

     “Inoreader now supports iPhone Duo, and this update keeps the unread count on the app icon up to date.”

     View support source ↗Release notes · v7.11.4
     ★ 4.7 out of 54,447 ratings
     App Store ↗Free to download
174. 174

     Daily Theme: Aesthetic Widgets

     Xi'an Whaleway Software Technology Co., Ltd.

     Graphics & Design
     Published update

     “Optimized for iPhone Duo”

     View support source ↗Release notes · v2.7.9
     ★ 4.6 out of 54,157 ratings
     App Store ↗Free to download
175. 175

     frenzy – friends only

     Fire Apps Ltd

     Utilities
     Published update

     “This version adds support for the iPhone Duo.”

     View support source ↗Release notes · v1.103.0
     ★ 4.8 out of 54,145 ratings
     App Store ↗Free to download
176. 176

     Clone Web – Dual Chat

     碧 郑

     Productivity
     Published update

     “2.New iPhone Duo Support: Optimized layouts and interactions for different screen configurations.”

     View support source ↗Release notes · v2.0.0
     ★ 4.6 out of 54,127 ratings
     App Store ↗Free to download
177. 177

     Detail: AI Video Editor

     Detail Technologies B.V.

     Photo & Video
     Published update

     “Detail now supports iPhone Duo.”

     View support source ↗App Store version history
     ★ 4.5 out of 54,066 ratings
     App Store ↗Free to download
178. 178

     Agenda: Notes meets Calendar

     Momenta B.V.

     Productivity
     Published update

     “Agenda is ready for iPhone Duo.”

     View support source ↗App Store version history
     ★ 4.6 out of 53,688 ratings
     App Store ↗Free to download
179. 179

     StoryGraph: Reading Tracker

     The StoryGraph

     Book
     Published update

     “The app is now ready for iPhone Duo”

     View support source ↗Release notes · v1.25
     ★ 4.5 out of 53,613 ratings
     App Store ↗Free to download
180. 180

     Instapaper

     Instant Paper, Inc.

     News
     Published update

     “Add support for iPhone Duo.”

     View support source ↗Release notes · v10.1
     ★ 4.6 out of 53,553 ratings
     App Store ↗Free to download
181. 181

     Gymaholic: Workout Tracker

     Devenyi Gabor

     Health & Fitness
     Published update

     “Optimized for iPhone Duo: Thoughtfully adapted to the new foldable form, delivering a more intuitive, fluid, and immersive experience.”

     View support source ↗Release notes · v16.7
     ★ 4.6 out of 53,470 ratings
     App Store ↗Free to download
182. 182

     To Do List – Reminders & Tasks

     Monelyze Inc.

     Productivity
     Published update

     “Added support for iPhone Duo, with layouts that adapt smoothly as you fold, unfold, and resize.”

     View support source ↗Release notes · v8.0.0
     ★ 4.7 out of 53,258 ratings
     App Store ↗Free to download
183. 183

     Accounts 3 Checkbook

     SVT Software

     Finance
     Published update

     “iPhone Duo support”

     View support source ↗Release notes · v3.16
     ★ 4.5 out of 53,182 ratings
     App Store ↗$4.99
184. 184

     Fog of World

     Ollix

     Travel
     Published update

     “Added support for iPhone Duo and adaptive window resizing on iPad.”

     View support source ↗Release notes · v3.8.7
     ★ 4.8 out of 53,128 ratings
     App Store ↗$30.00
185. 185

     Sofa: Downtime Organizer

     Astrio, LLC

     Productivity
     Published update

     “Sofa is ready with full support for iPhone Duo.”

     View support source ↗Release notes · v5.4.4
     ★ 4.7 out of 53,090 ratings
     App Store ↗Free to download
186. 186

     NightCap Camera: Long Exposure

     RTD

     Photo & Video
     Published update

     “10.2 adds support for iPhone Duo.”

     View support source ↗Release notes · v10.2
     ★ 4.3 out of 52,958 ratings
     App Store ↗$2.99
187. 187

     Artie: Learn Piano with AI

     ArtMaster

     Education
     Published update

     “This update also includes performance improvements and support for iPhone Duo.”

     View support source ↗Release notes · v2.0.0
     ★ 4.7 out of 52,943 ratings
     App Store ↗Free to download
188. 188

     Scritchy Scratchy

     Funday Games ApS

     Games
     Published update

     “Added iPhone Duo support.”

     View support source ↗Release notes · v1.2.98
     ★ 4.9 out of 52,868 ratings
     App Store ↗$6.99
189. 189

     WidgetClub:Widget, Theme, Icon

     Liume, Inc

     Graphics & Design
     Published update

     “Added support for iPhone Duo!”

     View support source ↗Release notes · v4.17.41
     ★ 4.7 out of 52,866 ratings
     App Store ↗Free to download
190. 190

     Slow Shutter Cam

     Cogitap Software

     Photo & Video
     Published update

     “Add iPhone Duo support.”

     View support source ↗Release notes · v6.4.1
     ★ 4.6 out of 52,812 ratings
     App Store ↗$2.99
191. 191

     My Currency Converter Pro

     JRustonApps B.V.

     Finance
     Published update

     “iPhone Duo support.”

     View support source ↗Release notes · v26.6.2
     ★ 4.9 out of 52,810 ratings
     App Store ↗$3.99
192. 192

     Dualgram

     Just2us Pte Ltd

     Photo & Video
     Published update

     “◎ iPhone Duo support when closed, open, or partially open”

     View support source ↗Release notes · v2.5
     ★ 4.7 out of 52,752 ratings
     App Store ↗Free to download
193. 193

     FanFiction | AO3 unofficial

     Roman Alifanov

     Book
     Published update

     “iPhone Duo support”

     View support source ↗Release notes · v1.5.2
     ★ 4.7 out of 52,694 ratings
     App Store ↗Free to download
194. 194

     Alook Browser – 8x Speed

     Baoding Lehuo Network Technology Co., Ltd.

     Utilities
     Published update

     “Added support for iPhone Duo.”

     View support source ↗Release notes · v23.4
     ★ 4.6 out of 52,641 ratings
     App Store ↗$0.99
195. 195

     2048+#

     志荣 杨

     Games
     Published update

     “iPhone Duo support: more stable fold split and landscape layouts;”

     View support source ↗Release notes · v2.4.4
     ★ 4.7 out of 52,622 ratings
     App Store ↗Free to download
196. 196

     SketchClub: Draw & Paint

     blackpawn.com

     Graphics & Design
     Published update

     “Initial support for the iPhone Duo”

     View support source ↗Release notes · v3.1.4
     ★ 4.8 out of 52,619 ratings
     App Store ↗$2.99
197. 197

     PeakWatch: AI Health Coach

     Future Artifact Labs

     Health & Fitness
     Published update

     “iPhone Duo support: The interface layout has been optimized for various screen states, delivering a fresh visual and user experience.”

     View support source ↗Release notes · v3.1.5
     ★ 4.7 out of 52,579 ratings
     App Store ↗Free to download
198. 198

     Mobile Mouse WIFI Remote

     R.P.A. Tech

     Utilities
     Published update

     “Updated for the iPhone Duo”

     View support source ↗Release notes · v4.0.3
     ★ 4.5 out of 52,523 ratings
     App Store ↗$9.99
199. 199

     Lumy

     Raja Vijayaraman

     Photo & Video
     Published update

     “The sky even moves as you open and close iPhone Duo.”

     View support source ↗Release notes · v2026.2.4
     ★ 4.8 out of 52,461 ratings
     App Store ↗$7.99
200. 200

     Occasions 3 – Reminders

     Hand Carved Code, LLC

     Productivity
     Published update

     “3.4 – iPhone Duo support”

     View support source ↗Release notes · v3.4
     ★ 4.8 out of 52,437 ratings
     App Store ↗$2.99
201. 201

     Context Camera

     Cascode Labs Pty Ltd

     Photo & Video
     Published update

     “Improved iPhone Duo support.”

     View support source ↗Release notes · v5.2.0
     ★ 4.7 out of 52,403 ratings
     App Store ↗$5.99
202. 202

     AllMyBatteries

     嘉银 李

     Utilities
     Published update

     “Added support for iPhone Duo”

     View support source ↗Release notes · v2.8.1
     ★ 4.5 out of 52,326 ratings
     App Store ↗Free to download
203. 203

     CNN Weather: Radar & Forecast

     CNN Interactive Group, Inc.

     Weather
     Published update

     “We now support iPhone Duo!”

     View support source ↗Release notes · v1.12
     ★ 4.7 out of 52,245 ratings
     App Store ↗Free to download
204. 204

     Planning Center Services

     Ministry Centered Technologies

     Business
     Published update

     “Ready for iPhone Duo, plus a stack of fixes.”

     View support source ↗Release notes · v6.11.7
     ★ 3.7 out of 52,201 ratings
     App Store ↗Free to download
205. 205

     Sunset Predictions: Alpenglow

     Andrew Yates

     Weather
     Published update

     “Support for iPhone Duo: screens throughout Alpenglow are optimized for iPhone Duo.”

     View support source ↗Release notes · v12.1.4
     ★ 4.5 out of 52,143 ratings
     App Store ↗Free to download
206. 206

     GoodTask: To Do List & Planner

     haha Interactive

     Productivity
     Published update

     “## Additional Support for iPhone Duo”

     View support source ↗Release notes · v8.6.2
     ★ 4.6 out of 52,037 ratings
     App Store ↗Free to download
207. 207

     MoYo – widgets & wallpaper

     MoYo Technology Co., Ltd.

     Graphics & Design
     Published update

     “Optimized for the iPhone Duo foldable screen”

     View support source ↗App Store version history
     ★ 4.5 out of 51,977 ratings
     App Store ↗Free to download
208. 208

     Photo Manager Pro

     Skyjos Co., Ltd.

     Photo & Video
     Published update

     “Optimized for iPhone Duo”

     View support source ↗Release notes · v6.7.3
     ★ 4.5 out of 51,921 ratings
     App Store ↗$2.99
209. 209

     SquareQuick – Square Fit Photo

     PixelBox Ltd.

     Photo & Video
     Published update

     “Now supports iPhone Duo, adapting smoothly to both the outer and inner displays as you fold and unfold.”

     View support source ↗Release notes · v6.10.1
     ★ 4.8 out of 51,898 ratings
     App Store ↗Free to download
210. 210

     EXIF Viewer by Fluntro

     Fluntro

     Photo & Video
     Published update

     “Support for iPhone Duo and iPhone 18, iPhone 18 Pro Max”

     View support source ↗Release notes · v7.1
     ★ 4.7 out of 51,861 ratings
     App Store ↗$6.99
211. 211

     Clip Studio Paint for iPhone

     CELSYS,Inc.

     Graphics & Design
     Published update

     “Now compatible with iPhone Duo.”

     View support source ↗Release notes · v5.1.7
     ★ 4.4 out of 51,853 ratings
     App Store ↗Free to download
212. 212

     Priime: Photo & Video Editor

     ARTHUR CHANG

     Photo & Video
     Published update

     “IPHONE DUO – Priime is now fully optimized to run on the iPhone Duo, including the front screen and the open screen in…”

     View support source ↗Release notes · v7.1.1
     ★ 4.7 out of 51,824 ratings
     App Store ↗Free to download
213. 213

     iSTB

     Nihal Ahmed

     Entertainment
     Published update

     “Added support for iPhone Duo, including tabletop mode”

     View support source ↗Release notes · v1.30.0
     ★ 4.6 out of 51,799 ratings
     App Store ↗$14.99
214. 214

     iXpenseIt Pro: Manage Finance

     FYI Mobileware, Inc.

     Finance
     Published update

     “Optimized for iPhone Duo”

     View support source ↗Release notes · v11.3.1
     ★ 4.7 out of 51,670 ratings
     App Store ↗$4.99
215. 215

     Quantumult X

     Cross Utility Ltd

     Utilities
     Published update

     “Optimized for iPhone Duo.”

     View support source ↗Release notes · v1.8.1
     ★ 3.8 out of 51,656 ratings
     App Store ↗$9.99
216. 216

     iA Writer: Get Focused

     Information Architects AG

     Productivity
     Published update

     “Ready for iPhone Duo”

     View support source ↗Release notes · v8.1.3
     ★ 4.6 out of 51,549 ratings
     App Store ↗$19.99
217. 217

     Super Fast VPN・Secure Proxy

     WorldVPN

     Productivity
     Published update

     “Added support for iPhone Duo.”

     View support source ↗Release notes · v2.6
     ★ 4.3 out of 51,539 ratings
     App Store ↗Free to download
218. 218

     DecorAI: AI Interior Design

     Rocket Digital

     Graphics & Design
     Published update

     “iPhone Duo, iPad and landscape: DecorAI now adapts when you unfold your iPhone Duo, use Split View on iPad or turn your iPhone…”

     View support source ↗Release notes · v3.7.0
     ★ 4.6 out of 51,515 ratings
     App Store ↗Free to download
219. 219

     Tom VPN – Fast Secure Proxy

     Shanghai Chuangyi Automobile Service Co., Ltd.

     Productivity
     Published update

     “Tom VPN — Ready for iPhone Duo”

     View support source ↗Release notes · v1.7.2
     ★ 4.5 out of 51,482 ratings
     App Store ↗Free to download
220. 220

     Koala Sampler • Beat Maker

     Mazbox Limited

     Music
     Published update

     “iPhone Duo support”

     View support source ↗Release notes · v2.0.15
     ★ 4.8 out of 51,473 ratings
     App Store ↗$4.99
221. 221

     Planit Pro: Photo Planner

     JIDE Software, Inc.

     Photo & Video
     Published update

     “Added iPhone Duo support, including rotation, fold-aware layouts, side-by-side Calendar and Events, plans and tasks, and Settings, plus the VR viewfinder alongside the…”

     View support source ↗Release notes · v11.0.0
     ★ 4.8 out of 51,471 ratings
     App Store ↗$9.99
222. 222

     Noir – Dark Mode for Safari

     Jeffrey Kuiken

     Utilities
     Published update

     “This makes sure Noir is ready for the new iPhone Duo.”

     View support source ↗Release notes · v2026.2.2
     ★ 4.6 out of 51,373 ratings
     App Store ↗$2.99
223. 223

     Paste – Limitless Clipboard

     Paste Team

     Productivity
     Published update

     “Paste is ready for iPhone Duo.”

     View support source ↗Release notes · v7.0.3
     ★ 4.2 out of 51,346 ratings
     App Store ↗Free to download
224. 224

     TripView

     TripView Pty Ltd

     Travel
     Published update

     “Added iPhone Duo support”

     View support source ↗Release notes · v6.6.2
     ★ 4.8 out of 51,304 ratings
     App Store ↗$4.99
225. 225

     Spotless: A simply clean home

     Reach Health Promotion Innovations Pty Ltd

     Productivity
     Published update

     “iPhone Duo is here, and Spotless is ready!”

     View support source ↗Release notes · v2.10.2
     ★ 4.5 out of 51,292 ratings
     App Store ↗Free to download
226. 226

     Watch to 5K－Couch to 5km coach

     Spaceman Digital Ltd

     Health & Fitness
     Published update

     “Watch to 5K is optimised for iPhone Duo, with layouts that adapt whether folded or unfolded.”

     View support source ↗Release notes · v8.3.0
     ★ 4.9 out of 51,241 ratings
     App Store ↗$4.99
227. 227

     Origami – Fold & Learn

     Andreas Bauer

     Education
     Published update

     “Version 5.0 is here, ready for iPhone Duo and just in time for World”

     View support source ↗Release notes · v5.0
     ★ 4.5 out of 51,225 ratings
     App Store ↗Free to download
228. 228

     Story Planner for Writers

     Bartolome Masco Lopez

     Productivity
     Published update

     “Story Planner is now optimized for the new iPhone Duo experience.”

     View support source ↗Release notes · v6.5
     ★ 4.7 out of 51,186 ratings
     App Store ↗$8.99
229. 229

     Metronaut Sheet Music

     Antescofo

     Music
     Published update

     “And ready for iPhone Duo.”

     View support source ↗Release notes · v9.0.3
     ★ 4.4 out of 51,179 ratings
     App Store ↗Free to download
230. 230

     Chimani: National Parks

     Chimani, Inc.

     Travel
     Published update

     “Updated for iPhone Duo: unfold Chimani to explore park guides, places, and trip itineraries alongside interactive maps.”

     View support source ↗Release notes · v6.3.3
     ★ 4.5 out of 51,158 ratings
     App Store ↗Free to download
231. 231

     Nextin

     NEXTIN INC

     Utilities
     Published update

     “iPhone Duo support: Improved layouts for folded and dual-screen views, with a better experience in portrait and landscape.”

     View support source ↗Release notes · v1.4
     ★ 3.9 out of 51,149 ratings
     App Store ↗Free to download
232. 232

     Cardhop Contacts

     Flexibits Inc.

     Productivity
     Published update

     “Added support for iPhone Duo”

     View support source ↗Release notes · v2.5.1
     ★ 4.4 out of 51,136 ratings
     App Store ↗Free to download
233. 233

     9 Kings

     Playdigious

     Games
     Published update

     “Now Optimized for iPhone Duo!”

     View support source ↗Release notes · v1.0.5
     ★ 4.8 out of 51,103 ratings
     App Store ↗Free to download
234. 234

     Notebooks: Write and Organize

     Alfons Schmid

     Productivity
     Published update

     “Ready for iPhone Duo.”

     View support source ↗Release notes · v13.3.1
     ★ 4.7 out of 51,073 ratings
     App Store ↗$17.99
235. 235

     Mercury Weather

     Triple Glazed Studios LLC

     Weather
     Published update

     “Mercury is ready for iPhone Duo.”

     View support source ↗Release notes · v3.8.2
     ★ 4.6 out of 51,071 ratings
     App Store ↗Free to download
236. 236

     My Pollen Forecast Pro

     JRustonApps B.V.

     Health & Fitness
     Published update

     “iPhone Duo support.”

     View support source ↗Release notes · v26.5.3
     ★ 4.6 out of 51,021 ratings
     App Store ↗$4.99
237. 237

     Minesweeper Classic: Puzzles

     Block Puzzle Games

     Games
     Published update

     “Optimized for iPhone DUO, IPad.”

     View support source ↗Release notes · v3.0
     ★ 4.5 out of 5933 ratings
     App Store ↗Free to download
238. 238

     HealthFit

     Stephane Lizeray

     Health & Fitness
     Published update

     “iPhone Duo Ready”

     View support source ↗Release notes · v12.16.4
     ★ 4.6 out of 5914 ratings
     App Store ↗$6.99
239. 239

     GenK: Daily Learning & Quiz

     NOERDEN

     Education
     Published update

     “iPhone Duo ready!”

     View support source ↗Release notes · v2.6.5
     ★ 4.6 out of 5881 ratings
     App Store ↗Free to download
240. 240

     Xena – Group Voice Party

     Derinfy Pte. Ltd

     Social Networking
     Published update

     “Improved network connection stability Optimized visual effects rendering performance Added support for iPhone Duo display”

     View support source ↗Release notes · v2.4.31
     ★ 4.2 out of 5869 ratings
     App Store ↗Free to download
241. 241

     Sunlitt: Sun Tracker & Seeker

     Flipping Hues Srls

     Weather
     Published update

     “Sunlitt now supports iPhone Duo!”

     View support source ↗Release notes · v4.11.3
     ★ 4.7 out of 5819 ratings
     App Store ↗Free to download
242. 242

     ThinkMarkets: Trading

     TF GLOBAL MARKETS (UK) LIMITED

     Finance
     Published update

     “Legacy trading mode is back, and ThinkMarkets now supports iPhone Duo too.”

     View support source ↗Release notes · v12.0.0
     ★ 4.8 out of 5800 ratings
     App Store ↗Free to download
243. 243

     Liftin' – Gym Workout Tracker

     Valter Hemmi

     Health & Fitness
     Published update

     “Support for iPhone Duo”

     View support source ↗Release notes · v54.2
     ★ 4.7 out of 5798 ratings
     App Store ↗Free to download
244. 244

     Dynamic Notch Island Wallpaper

     Burak Gomec

     Graphics & Design
     Published update

     “Added iPhone Duo support!”

     View support source ↗Release notes · v2.4.0
     ★ 4.5 out of 5789 ratings
     App Store ↗Free to download
245. 245

     PCalc

     TLA Systems Ltd.

     Utilities
     Published update

     “Improved support for iPhone Duo.”

     View support source ↗Release notes · v3.15.2
     ★ 4.7 out of 5779 ratings
     App Store ↗$9.99
246. 246

     Sumaddle

     Jonathan Buchanan

     Games
     Published update

     “This version features comprehensive support for iPhone Duo, along with some other small changes.”

     View support source ↗Release notes · v3.1.0
     ★ 4.9 out of 5769 ratings
     App Store ↗Free to download
247. 247

     PlusFit: Weight Loss Coach

     HONG KONG FREE POINT LIMITED

     Health & Fitness
     Published update

     “Added support for iPhone Duo screen sizes.”

     View support source ↗Release notes · v2.0.4
     ★ 4.7 out of 5754 ratings
     App Store ↗Free to download
248. 248

     Private LLM – Local AI Chat

     Numen Technologies Limited

     Utilities
     Published update

     “Ready for iPhone Duo: the chat stays beside the fold, and the toolbar and sheets adapt when the bars move to the side…”

     View support source ↗Release notes · v1.9.17
     ★ 4.1 out of 5750 ratings
     App Store ↗$4.99
249. 249

     StormCam – Cinematic Log Video

     Hangzhou Ostar Media Co.,Ltd.

     Photo & Video
     Published update

     “iPhone Duo support, with multiple orientations and dual-screen previews.”

     View support source ↗Release notes · v2.0.6
     ★ 4.8 out of 5749 ratings
     App Store ↗Free to download
250. 250

     Audio Memos

     Imesart S.a.r.l.

     Business
     Published update

     “Optimized for iPhone Duo.”

     View support source ↗Release notes · v6.3.1
     ★ 4.6 out of 5732 ratings
     App Store ↗$0.99
251. 251

     iSpreadsheet™

     Savy Soda Pty Ltd

     Finance
     Published update

     “iPhone Duo Support”

     View support source ↗Release notes · v27.1
     ★ 4.3 out of 5728 ratings
     App Store ↗$2.99
252. 252

     ATracker PRO Time Tracker

     WonderApps AB

     Productivity
     Published update

     “iPhone Duo: ATracker is now laid out for both the cover and the inner display, upright or sideways, and keeps its controls clear…”

     View support source ↗Release notes · v18.00
     ★ 4.7 out of 5720 ratings
     App Store ↗$4.99
253. 253

     CapWords: AI Language Tutor

     HappyPlan Tech

     Education
     Published update

     “Fully optimized for iPhone Duo”

     View support source ↗Release notes · v2.0.13
     ★ 4.7 out of 5670 ratings
     App Store ↗Free to download
254. 254

     Themeology – Live Wallpapers

     Potato Powered Games Ltd

     Lifestyle
     Published update

     “Support for iPhone duo”

     View support source ↗Release notes · v2.0.6
     ★ 4.5 out of 5649 ratings
     App Store ↗Free to download
255. 255

     GoodLinks: Read Later

     Ngoc Luu

     News
     Published update

     “Ready for iPhone Duo.”

     View support source ↗Release notes · v4.1.3
     ★ 4.7 out of 5647 ratings
     App Store ↗$9.99
256. 256

     Bluebird Focus Timer

     Cub & Pup

     Productivity
     Published update

     “・Optimized for iPhone Duo”

     View support source ↗Release notes · v3.15
     ★ 4.7 out of 5637 ratings
     App Store ↗Free to download
257. 257

     TV Remote – Universal Remote

     Adam Foot

     Entertainment
     Published update

     “Added full support for iPhone Duo providing you with multiple remote pages when unfolded and tab based layout when folded.”

     View support source ↗Release notes · v4.3.4
     ★ 4.1 out of 5636 ratings
     App Store ↗Free to download
258. 258

     Geofency – Time Tracking

     Karl Heinz Herbel

     Utilities
     Published update

     “Improved welcome screens, a new app icon, refined iPhone and iPad layouts, and optimizations for iPhone Duo.”

     View support source ↗Release notes · v10.9
     ★ 4.7 out of 5629 ratings
     App Store ↗$4.99
259. 259

     Car Play Connect · Auto Link

     Appable Yazilim Hizmetleri Limited Sirketi

     Utilities
     Published update

     “New iPhone Duo Car Dashboard”

     View support source ↗Release notes · v1.4.6
     ★ 4.2 out of 5628 ratings
     App Store ↗Free to download
260. 260

     Search Ace – AI Duo Browser

     kimihiro kubota

     Utilities
     Published update

     “Now supports iPhone Duo”

     View support source ↗Release notes · v24.7
     ★ 4.6 out of 5608 ratings
     App Store ↗Free to download
261. 261

     Doc Scan Pro – PDF Scanner

     IFUNPLAY CO., LTD.

     Business
     Published update

     “Optimized the UI design to perfectly fit the new iPhone Duo screen, alongside fixes for iOS 27 compatibility bugs for a smoother experience.”

     View support source ↗Release notes · v19.9
     ★ 4.8 out of 5601 ratings
     App Store ↗$39.99
262. 262

     101cam – Film & Digital Camera

     SNOW Corporation

     Photo & Video
     Published update

     “[Optimized for iPhone Duo]”

     View support source ↗Release notes · v1.2.6
     ★ 4.8 out of 5569 ratings
     App Store ↗Free to download
263. 263

     Oblique Strategies SE

     Nicolae Gherasim

     Productivity
     Published update

     “Introducing iPhone Duo support for a seamless, perfectly balanced creative experience.”

     View support source ↗Release notes · v11.2
     ★ 4.8 out of 5565 ratings
     App Store ↗$3.99
264. 264

     PromoCut: AI Video Editor

     Dipper LLC

     Photo & Video
     Published update

     “iPhone Duo layout fixes.”

     View support source ↗Release notes · v1.17.1
     ★ 4.8 out of 5550 ratings
     App Store ↗Free to download
265. 265

     Video Widget

     GlowUp.com

     Graphics & Design
     Published update

     “Support for iPhone Duo, plus a few more updates:”

     View support source ↗Release notes · v2026.44.0
     ★ 4.3 out of 5547 ratings
     App Store ↗Free to download
266. 266

     Figure Case: Miniature Tracker

     Simon Nickel

     Utilities
     Published update

     “Now with support for iPhone Duo!”

     View support source ↗Release notes · v1.21.1
     ★ 4.9 out of 5546 ratings
     App Store ↗$4.99
267. 267

     RevReel: AI Car Edits

     Applitude LLC

     Graphics & Design
     Published update

     “Now introducing iPhone Duo support!”

     View support source ↗Release notes · v1.2.0
     ★ 4.7 out of 5546 ratings
     App Store ↗Free to download
268. 268

     Fito: Fitness Streak, Calorie

     Verse Technology Co., Ltd.

     Health & Fitness
     Published update

     “Added support for iPhone Duo”

     View support source ↗Release notes · v3.36.0
     ★ 4.6 out of 5540 ratings
     App Store ↗Free to download
269. 269

     Package Tracker – Parcel Scout

     Alexander Sazanovich

     Shopping
     Published update

     “iPhone Duo support: parcels and details side by side, with a layout that adapts as you fold and unfold.”

     View support source ↗Release notes · v4.4.0
     ★ 4.4 out of 5535 ratings
     App Store ↗Free to download
270. 270

     AI Note Taker – VoicePen

     Timur Khairullin

     Productivity
     Published update

     “Ready for iPhone Duo!”

     View support source ↗Release notes · v2.39
     ★ 4.7 out of 5534 ratings
     App Store ↗Free to download
271. 271

     Loon

     Loon Lab Limited

     Utilities
     Published update

     “Added support for iPhone Duo.”

     View support source ↗Release notes · v3.5.3
     ★ 3.9 out of 5532 ratings
     App Store ↗$7.99
272. 272

     Anybox – Bookmark & Read Later

     Anybox LTD

     Productivity
     Published update

     “Support iPhone Duo.”

     View support source ↗Release notes · v2.15
     ★ 4.7 out of 5527 ratings
     App Store ↗Free to download
273. 273

     Phone Buddy Phone Lost Alert

     FRE STUDIOS LLC

     Productivity
     Published update

     “Phone Buddy supports iPhone Duo on both screens, folded and open, and adapts live when you fold or unfold the phone.”

     View support source ↗Release notes · v7.9.0
     ★ 4.2 out of 5524 ratings
     App Store ↗$4.99
274. 274

     CANAL+

     GROUPE CANAL+

     Entertainment
     Published update

     “CANAL+ is ready for iPhone Duo!”

     View support source ↗Release notes · v6.4.0
     ★ 3.8 out of 5517 ratings
     App Store ↗Free to download
275. 275

     V1 Companion

     Angela Mcarthur

     Utilities
     Published update

     “Full iPhone Duo support”

     View support source ↗Release notes · v3.36.7
     ★ 4.7 out of 5507 ratings
     App Store ↗$9.99
276. 276

     Frame Crop – Art Mode

     Shane Jeffers

     Utilities
     Published update

     “Support for iPhone Duo!”

     View support source ↗Release notes · v12.0.49
     ★ 4.7 out of 5504 ratings
     App Store ↗$7.99
277. 277

     iCab Mobile (Web Browser)

     Alexander Clauss

     Utilities
     Published update

     “Added support for the new iPhone Duo”

     View support source ↗Release notes · v11.4
     ★ 4.0 out of 5468 ratings
     App Store ↗$3.99
278. 278

     Planet of Lana

     Playdigious

     Games
     Published update

     “Adding iPhone Duo support”

     View support source ↗Release notes · v1.0.6
     ★ 4.6 out of 5443 ratings
     App Store ↗$8.99
279. 279

     2Camera Dual Camera Recorder

     6X Studio LLC

     Photo & Video
     Published update

     “Improved: Lens support for iPhone 18 Pro models and iPhone Duo, plus better foldable layouts and transitions”

     View support source ↗Release notes · v1.5.5
     ★ 4.8 out of 5429 ratings
     App Store ↗Free to download
280. 280

     iTablaPro

     Prasad Upasani

     Music
     Published update

     “Added support for iPhone Duo: the app now adapts to its wide, foldable screen as well as the smaller outside screen”

     View support source ↗Release notes · v12.1.3
     ★ 4.5 out of 5418 ratings
     App Store ↗$29.99
281. 281

     WalletApp

     Gaivoronski Andrei Vyacheslavovich, IP

     Finance
     Published update

     “Added iPhone Duo support.”

     View support source ↗Release notes · v6.1
     ★ 4.3 out of 5418 ratings
     App Store ↗$2.99
282. 282

     DuoTheme: Foldable Wallpaper

     PIXELSPARK TECHNOLOGY LIMITED

     Graphics & Design
     Published update

     “More iPhone Duo themes updated, unlocking new looks for dual-screen style.”

     View support source ↗Release notes · v1.22.4
     ★ 4.4 out of 5416 ratings
     App Store ↗Free to download
283. 283

     Koco Widgets: App Launcher

     TINY GRID LTD.

     Graphics & Design
     Published update

     “⊕ A new layout architecture brings polished visuals to iPhone Duo, iPad, and iPhone in landscape.”

     View support source ↗Release notes · v1.28.2
     ★ 4.6 out of 5403 ratings
     App Store ↗Free to download
284. 284

     SUMEE!

     Getzemani Cruz Garcia

     Games
     Published update

     “Support for iPhone Duo has been added.”

     View support source ↗Release notes · v3.0.9
     ★ 4.8 out of 5391 ratings
     App Store ↗$1.99
285. 285

     OmniFocus 4

     The Omni Group

     Productivity
     Published update

     “OmniFocus 4.10 efficiently displays content and controls on the iPhone Duo's compact outer display, adapts to the unique layout of the iPhone Duo's…”

     View support source ↗Release notes · v4.10
     ★ 4.0 out of 5346 ratings
     App Store ↗Free to download
286. 286

     Countdown Widget with Emoji

     Lasmit TLB Ltd

     Productivity
     Published update

     “Ready for iPhone Duo”

     View support source ↗Release notes · v2026.9
     ★ 4.5 out of 5341 ratings
     App Store ↗Free to download
287. 287

     Provideo:Vlog & Video Maker

     JEWEL LIMITED

     Graphics & Design
     Published update

     “Support for iPhone Duo”

     View support source ↗Release notes · v1.0.37
     ★ 4.2 out of 5321 ratings
     App Store ↗Free to download
288. 288

     Minimal | Notes

     Timeless

     Productivity
     Published update

     “Minimal fully supports the new iPhone Duo.”

     View support source ↗Release notes · v1.26
     ★ 4.7 out of 5298 ratings
     App Store ↗Free to download
289. 289

     iPGMail

     Wyllys Ingersoll

     Utilities
     Published update

     “Updated for iPhone DUO display support.”

     View support source ↗Release notes · v2026.43.1
     ★ 4.3 out of 5236 ratings
     App Store ↗$3.99
290. 290

     xSearch for Safari

     磊 汪

     Productivity
     Published update

     “Added full support for iPhone Duo.”

     View support source ↗Release notes · v5.1.0
     ★ 4.5 out of 5235 ratings
     App Store ↗$2.99
291. 291

     Fineliner

     Overcast Radio, LLC

     Graphics & Design
     Published update

     “Improved iPhone Duo layouts”

     View support source ↗Release notes · v1.0.1
     ★ 4.8 out of 5228 ratings
     App Store ↗Free to download
292. 292

     Even Longer

     Mario Tomiak

     Photo & Video
     Published update

     “iPhone Duo: the camera screen follows the fold — on the outer display, open flat, half-open like a book or standing on a…”

     View support source ↗Release notes · v2.1.4
     ★ 4.1 out of 5228 ratings
     App Store ↗$3.99
293. 293

     Chromagraph Camera

     Chromatic Applications LLC

     Photo & Video
     Published update

     “Support for iPhone Duo.”

     View support source ↗Release notes · v1.1.3
     ★ 4.2 out of 5224 ratings
     App Store ↗$12.99
294. 294

     pCAM Pro – Camera Tools

     David Eubank

     Photo & Video
     Published update

     “GUI adjustments for iPhone Duo screens.”

     View support source ↗Release notes · v2.4.7
     ★ 4.9 out of 5222 ratings
     App Store ↗$34.99
295. 295

     Meditation Timer – Zenitizer

     Manuel Kehl

     Health & Fitness
     Published update

     “This update brings full iPhone Duo support with a new trick: just place and turn it into tent mode to start the meditation,…”

     View support source ↗Release notes · v1.18
     ★ 4.8 out of 5220 ratings
     App Store ↗Free to download
296. 296

     iSoft : the french blog

     KeyUp

     News
     Published update

     “iSoft is ready for the iPhone Duo!”

     View support source ↗Release notes · v9.5.2
     ★ 4.5 out of 5220 ratings
     App Store ↗Free to download
297. 297

     Deck-Man: Cassette Player

     Squircle Apps LLP

     Music
     Published update

     “… classic portable cassette players to your iPhone Duo.”

     View support source ↗Release notes · v1.0.1
     ★ 4.6 out of 5219 ratings
     App Store ↗$4.99
298. 298

     PCalc Lite

     TLA Systems Ltd.

     Utilities
     Published update

     “Improved support for iPhone Duo.”

     View support source ↗Release notes · v3.15.2
     ★ 4.4 out of 5214 ratings
     App Store ↗Free to download
299. 299

     TOTP Authenticator

     Sparrow Code LTD

     Utilities
     Published update

     “Added support for iPhone Duo.”

     View support source ↗Release notes · v2.8.6
     ★ 4.7 out of 5188 ratings
     App Store ↗Free to download
300. 300

     Toastie: grilled cheese game

     Tomasz Szykulski

     Games
     Developer-confirmed

     “On iPhone Duo, the phone itself becomes the toaster: fold it shut to close the lid, and open it to see how your…”

     View support source ↗App Store description
     ★ 4.8 out of 5179 ratings
     App Store ↗$2.99
301. 301

     Brushes

     Envoza

     Graphics & Design
     Published update

     “Optimised for iPhone Duo.”

     View support source ↗Release notes · v4.3.0
     ★ 4.6 out of 5179 ratings
     App Store ↗$3.99
302. 302

     GenTheme:Stunning Themes

     LevQ AI Tech Litmited

     Graphics & Design
     Published update

     “Optimized for iPhone Duo, with layouts that adapt as you fold, unfold, and rotate.”

     View support source ↗Release notes · v1.5.4
     ★ 4.6 out of 5177 ratings
     App Store ↗Free to download
303. 303

     Awaybook: Hotel Stay Tracker

     Away Studio LLC

     Travel
     Published update

     “· Now optimized for iPhone Duo”

     View support source ↗Release notes · v3.7.3
     ★ 4.8 out of 5169 ratings
     App Store ↗Free to download
304. 304

     SIMPlus

     均 魏

     Utilities
     Published update

     “Improved support for iPhone Duo and iPad, with smoother split-screen browsing.”

     View support source ↗Release notes · v4.6.2
     ★ 3.6 out of 5167 ratings
     App Store ↗Free to download
305. 305

     Nsketch: Viral Video Generator

     NS7 LLC

     Graphics & Design
     Published update

     “Added iPhone Duo support, with layouts adapted for folded and unfolded screens.”

     View support source ↗Release notes · v1.0.31
     ★ 4.0 out of 5160 ratings
     App Store ↗Free to download
306. 306

     Health Export CSV

     Tomas Parizek

     Health & Fitness
     Published update

     “Optimized for iPhone Duo, with improved layouts and side-by-side charts.”

     View support source ↗Release notes · v3.14.0
     ★ 4.5 out of 5155 ratings
     App Store ↗$2.99
307. 307

     12 Steps Companion

     Dean Huff

     Lifestyle
     Published update

     “Optimized for iPhone Duo!”

     View support source ↗Release notes · v3.0.9
     ★ 4.5 out of 5144 ratings
     App Store ↗$2.99
308. 308

     Subscription Manager: Orbit

     Flooben Ltd

     Finance
     Published update

     “New: Orbit is ready for iPhone Duo.”

     View support source ↗Release notes · v1.3.1
     ★ 4.7 out of 5133 ratings
     App Store ↗Free to download
309. 309

     Plezy: Media Server Client

     Edvard Wikhall

     Entertainment
     Published update

     “On iPhone Duo, content, sheets and the Home profile button stay clear of the side status column”

     View support source ↗Release notes · v2.24.1
     ★ 4.5 out of 5125 ratings
     App Store ↗$5.99
310. 310

     Audio Memos Pro

     Imesart S.a.r.l.

     Business
     Published update

     “Optimized for iPhone Duo.”

     View support source ↗Release notes · v6.3.1
     ★ 4.5 out of 5125 ratings
     App Store ↗$99.99
311. 311

     Private Pilot Test Prep

     Sporty's Pilot Shop

     Education
     Developer-confirmed

     “Designed for iPhone, iPhone Duo and iPad, with Dark Mode and support for larger text sizes.”

     View support source ↗App Store description
     ★ 4.3 out of 5116 ratings
     App Store ↗$14.99
312. 312

     iBend Pipe

     Francisco Alcala

     Productivity
     Published update

     “Built for iPhone Duo”

     View support source ↗Release notes · v6.6
     ★ 4.2 out of 5116 ratings
     App Store ↗$5.99
313. 313

     Soro – For Sonos

     Laszlo Gergely

     Utilities
     Published update

     “5.0.5: Adds iPhone Duo and iPhone landscape support”

     View support source ↗Release notes · v5.0.5
     ★ 4.1 out of 5116 ratings
     App Store ↗$7.99
314. 314

     Parachute Backup Mobile

     Leitmotif GmbH

     Utilities
     Published update

     “MADE FOR IPHONE DUO”

     View support source ↗Release notes · v2.0.1
     ★ 4.6 out of 5112 ratings
     App Store ↗$14.99
315. 315

     KakaoPage

     Kakao Entertainment Corp.

     Entertainment
     Published update

     “Compatible with iPhone Duo”

     View support source ↗Release notes · v7.34.2
     ★ 1.6 out of 5107 ratings
     App Store ↗Free to download
316. 316

     Heso:2048,Sudoku,Minesweeper

     利强 赵

     Games
     Published update

     “Added iPhone Duo support with improved layouts and screen transitions”

     View support source ↗Release notes · v1.5.8
     ★ 4.8 out of 595 ratings
     App Store ↗Free to download
317. 317

     Peak: Health & Fitness Widgets

     Harshil Shah

     Health & Fitness
     Published update

     “Welcome to Peak 5.5, with route replays, goal notifications, and now ready for iPhone Duo!”

     View support source ↗Release notes · v5.5.1
     ★ 4.6 out of 591 ratings
     App Store ↗Free to download
318. 318

     Outliner

     CarbonFin

     Productivity
     Published update

     “iPhone Duo support”

     View support source ↗Release notes · v3.21
     ★ 4.8 out of 589 ratings
     App Store ↗$4.99
319. 319

     Cold Call X: Sales Dialer

     Vadym Berberian

     Business
     Published update

     “iPhone Duo support”

     View support source ↗Release notes · v2.0.8
     ★ 4.7 out of 581 ratings
     App Store ↗$19.99
320. 320

     TypeDraw

     Trautmann & Dorre GbR Shaped Agency

     Productivity
     Developer-confirmed

     “Open your notebook with a swipe of the cover on your iPhone, by unfolding your iPhone Duo, or with a tap on our…”

     View support source ↗App Store description
     ★ 4.5 out of 580 ratings
     App Store ↗$4.99
321. 321

     BuildCalc

     42nd Parallel

     Utilities
     Published update

     “NEW: Support for iPhone Duo”

     View support source ↗Release notes · v2.16.0
     ★ 4.6 out of 574 ratings
     App Store ↗$24.99
322. 322

     Dualgram Pro: Film both sides

     Just2us Pte Ltd

     Photo & Video
     Published update

     “◎ iPhone Duo support when closed, open, or partially open”

     View support source ↗Release notes · v2.5
     ★ 4.8 out of 570 ratings
     App Store ↗$29.99
323. 323

     Piano Widget – 99+ Instruments

     6X Studio LLC

     Music
     Published update

     “New Feature: Support for iPhone Duo and iOS 27”

     View support source ↗Release notes · v1.0.9
     ★ 4.8 out of 570 ratings
     App Store ↗Free to download
324. 324

     SubManager: Subscriptions

     Ahnaf Mahmud

     Finance
     Published update

     “SubManager is ready for iPhone Duo!”

     View support source ↗Release notes · v2.1.0
     ★ 4.8 out of 569 ratings
     App Store ↗Free to download
325. 325

     Smart Receipt Scan: Receiptly

     Karmjit Singh

     Finance
     Published update

     “Ready for iPhone Duo, folded or open.”

     View support source ↗Release notes · v7.2.4
     ★ 4.5 out of 566 ratings
     App Store ↗Free to download
326. 326

     Alarmate: Date Alarm Clock

     Maksym Yeromenko

     Utilities
     Published update

     “Built for iPhone Duo”

     View support source ↗Release notes · v3.5
     ★ 4.4 out of 566 ratings
     App Store ↗Free to download
327. 327

     Barcode Generator Unlimited

     Nicolae Gherasim

     Business
     Published update

     “Now optimized for iOS 27 and iPhone Duo with fully adaptive layouts.”

     View support source ↗Release notes · v10.6
     ★ 4.2 out of 565 ratings
     App Store ↗$3.99
328. 328

     Aida Wake-Up Alarm

     Sergio Licea

     Productivity
     Published update

     “Added support for iPhone Duo”

     View support source ↗Release notes · v7.6
     ★ 4.4 out of 563 ratings
     App Store ↗$0.99
329. 329

     Fin: Budget Planner App

     Thomas Brandstaetter

     Finance
     Published update

     “Ready for iPhone Duo!”

     View support source ↗Release notes · v8.1
     ★ 4.3 out of 563 ratings
     App Store ↗Free to download
330. 330

     ComicGlass

     RR Soft

     Book
     Published update

     “Added support for iPhone Duo”

     View support source ↗Release notes · v10.00
     ★ 4.3 out of 563 ratings
     App Store ↗$3.99
331. 331

     Yoa Health & Workout Tracker

     Deep Blue d.o.o.

     Health & Fitness
     Published update

     “Yoa is ready for iPhone Duo!”

     View support source ↗Release notes · v3.0.4
     ★ 4.9 out of 557 ratings
     App Store ↗Free to download
332. 332

     iTextSpeaker – Text to speech

     iLeaf

     Education
     Published update

     “Added support for iPhone Duo.”

     View support source ↗Release notes · v3.6.0
     ★ 4.6 out of 556 ratings
     App Store ↗Free to download
333. 333

     Dibs

     Brent Chionh

     Games
     Published update

     “Added support for iPhone Duo”

     View support source ↗Release notes · v1.3.0
     ★ 4.7 out of 549 ratings
     App Store ↗Free to download
334. 334

     2AM CAM

     Aiden Magarian

     Photo & Video
     Published update

     “Designed for iPhone Duo: new layouts for the folded and open screens, with every control in easy reach along the side.”

     View support source ↗Release notes · v2.4.7
     ★ 4.8 out of 546 ratings
     App Store ↗$0.99
335. 335

     Typography Insight

     BRDY Studios, LLC

     Education
     Published update

     “Fully optimized for the new iPhone Duo.”

     View support source ↗Release notes · v7.3
     ★ 4.7 out of 546 ratings
     App Store ↗$6.99
336. 336

     Plantry Meal Planner & Recipes

     Filibaba AB

     Food & Drink
     Published update

     “Made for iPhone Duo: unfold it and Plantry fills the big display with more of your cookbooks, plans and recipes.”

     View support source ↗Release notes · v8.6
     ★ 4.2 out of 545 ratings
     App Store ↗Free to download
337. 337

     CheckCraft

     Loshadki, LLC

     Finance
     Published update

     “Ready for iPhone Duo.”

     View support source ↗Release notes · v1.3.0
     ★ 4.5 out of 543 ratings
     App Store ↗$4.99
338. 338

     Readmate – Book Highlights

     WHITESSPACE SDN. BHD.

     Lifestyle
     Published update

     “Readmate now supports WeRead thoughts and is ready for iPhone Duo.”

     View support source ↗Release notes · v1.2.1
     ★ 4.8 out of 540 ratings
     App Store ↗Free to download
339. 339

     ArcFlush: Roguelike Solitaire

     欣宇 王

     Games
     Published update

     “· iPhone Duo support: folded, it plays like any iPhone.”

     View support source ↗Release notes · v1.3
     ★ 4.7 out of 540 ratings
     App Store ↗$2.99
340. 340

     Voxel Max: 3D Modeling

     Adrian Andreca

     Graphics & Design
     Published update

     “Better-fitting editor toolbars on iPhone Duo and other compact views.”

     View support source ↗Release notes · v1.5.56
     ★ 4.7 out of 540 ratings
     App Store ↗$9.99
341. 341

     Stampie: Travel Tracker & Map

     Noe Crafts

     Travel
     Published update

     “Stampie is ready for iPhone Duo!”

     View support source ↗Release notes · v2.4.26
     ★ 4.9 out of 539 ratings
     App Store ↗Free to download
342. 342

     Auralog: Migraine Pain Tracker

     Aberfeldy Studios, LLC

     Medical
     Published update

     “Auralog 27.1 keeps your migraine history in sync and introduces an all-new design for iPhone Duo.”

     View support source ↗Release notes · v27.1
     ★ 4.7 out of 539 ratings
     App Store ↗Free to download
343. 343

     Filmlog: Movies & Theaters

     Simon Braun

     Reference
     Published update

     “On the half-open iPhone Duo, the two-pane layout divides at the fold.”

     View support source ↗Release notes · v2026.10.1
     ★ 4.4 out of 538 ratings
     App Store ↗Free to download
344. 344

     Fuel Consumption – DriveDex

     Florian Seida

     Lifestyle
     Published update

     “DriveDex now makes better use of the available screen space on iPhone Duo and iPad, keeping your vehicles and details easy to access”

     View support source ↗Release notes · v2.5.0
     ★ 4.8 out of 537 ratings
     App Store ↗Free to download
345. 345

     Bevnap: Cocktail Recipes

     Lemel Software, LLC

     Food & Drink
     Developer-confirmed

     “Start on your iPhone, continue on your iPad or iPhone Duo — Bevnap’s multi-column layouts fill the inner display.”

     View support source ↗App Store description
     ★ 4.6 out of 537 ratings
     App Store ↗$4.99
346. 346

     BNB Smart Chain Explorer

     Crapps Crypto Apps SRL

     Finance
     Published update

     “Added iPhone Duo support”

     View support source ↗Release notes · v4.8
     ★ 4.3 out of 537 ratings
     App Store ↗$2.99
347. 347

     True Skies – Flight Tracker

     Insania Labs

     Travel
     Published update

     “iPhone Duo: your flights and the map side by side when unfolded.”

     View support source ↗Release notes · v2.0.2
     ★ 5.0 out of 533 ratings
     App Store ↗Free to download
348. 348

     Today Planned: Daily Planner

     Elaine Rocha

     Productivity
     Published update

     “Version 4.5 brings Today Planned to iPad and iPhone Duo.”

     View support source ↗Release notes · v4.5.0
     ★ 4.9 out of 532 ratings
     App Store ↗$1.99
349. 349

     Palette Hunt: Color Picker

     Dmitry Mashkin

     Graphics & Design
     Developer-confirmed

     “Designed for iPhone and iPad, with layouts that adapt to iPhone Duo.”

     View support source ↗App Store description
     ★ 4.8 out of 531 ratings
     App Store ↗Free to download
350. 350

     Sanzo Color Palettes

     Nicolae Gherasim

     Graphics & Design
     Published update

     “This update introduces full iPhone Duo support, featuring edge-to-edge colors flowing seamlessly behind translucent system bars with layouts that adapt dynamically when folding,…”

     View support source ↗Release notes · v8.5
     ★ 4.5 out of 531 ratings
     App Store ↗$3.99
351. 351

     Landmarks New York

     Bicycle Labs LLC

     Travel
     Published update

     “Landmarks 8.0 adds support for iPhone Duo.”

     View support source ↗Release notes · v8.0
     ★ 4.8 out of 529 ratings
     App Store ↗$4.99
352. 352

     Schedule Messages: Send Later

     Alexander Brommer

     Social Networking
     Published update

     “New: support for iPhone Duo.”

     View support source ↗Release notes · v3.0
     ★ 4.3 out of 529 ratings
     App Store ↗Free to download
353. 353

     Flipcorder: Retro Camcorder

     Lotus Apps, LLC

     Photo & Video
     Published update

     “Designed for iPhone Duo.”

     View support source ↗Release notes · v1.2.1
     ★ 4.9 out of 528 ratings
     App Store ↗$2.99
354. 354

     Kompressor – Compress images

     Maysoft Inc.

     Photo & Video
     Published update

     “Optimized for iPhone Duo — the gallery, settings, and image preview adapt cleanly when you open, close, or resize the app.”

     View support source ↗Release notes · v4.3
     ★ 3.8 out of 528 ratings
     App Store ↗Free to download
355. 355

     Parallax Monitor

     Michael Aguado

     Photo & Video
     Published update

     “NEW: BUILT FOR IPHONE DUO AND EVERY SCREEN”

     View support source ↗Release notes · v2.1
     ★ 4.9 out of 527 ratings
     App Store ↗$19.99
356. 356

     Duo Wallpapers: 4K Foldable

     Appipe

     Graphics & Design
     Developer-confirmed

     “Each pair is sized exactly for iPhone Duo: 1398 × 2034 for the outer display and 2853 × 2007 for the inner display.”

     View support source ↗App Store description
     ★ 4.3 out of 525 ratings
     App Store ↗Free to download
357. 357

     TaroWall: Anime Wallpaper

     相玉 秦

     Graphics & Design
     Published update

     “iPhone Duo support”

     View support source ↗Release notes · v2.1.6
     ★ 4.4 out of 524 ratings
     App Store ↗Free to download
358. 358

     Mono Lab

     Inner Circle

     Graphics & Design
     Published update

     “Now optimized for the iPhone Duo.”

     View support source ↗Release notes · v5.5
     ★ 5.0 out of 523 ratings
     App Store ↗$4.99
359. 359

     FLARE Weather – Local Forecast

     Tanislav Ivanov

     Weather
     Published update

     “All-new design for iPhone Duo”

     View support source ↗Release notes · v5.0.0
     ★ 4.6 out of 523 ratings
     App Store ↗Free to download
360. 360

     Attendant Pro for Zoom

     Think Tap Work

     Business
     Published update

     “Attendant has been optimized for iPhone Duo.”

     View support source ↗Release notes · v4.2
     ★ 4.9 out of 522 ratings
     App Store ↗$49.99
361. 361

     Moment – Screen Time Blocker

     Meaningful Things GmbH & Co. KG

     Productivity
     Published update

     “From a familiar iPhone look when closed, with beautiful blocker cards showcasing the different blockers you’ve set up, to a more iPad-like experience…”

     View support source ↗Release notes · v1.6
     ★ 4.9 out of 521 ratings
     App Store ↗Free to download
362. 362

     Grit Method: Show Up Daily

     Contrast

     Productivity
     Published update

     “Grit Method has been optimized for iPhone Duo.”

     View support source ↗Release notes · v1.1
     ★ 4.8 out of 520 ratings
     App Store ↗Free to download
363. 363

     Ant Laboratory

     Jahoward Hutchins

     Games
     Developer-confirmed

     “Designed for iPhone Duo: tabletop mode”

     View support source ↗App Store description
     ★ 4.7 out of 520 ratings
     App Store ↗$4.99
364. 364

     Battlefleet Duo

     Brian Corrieri

     Games
     Published update

     “Introducing Battlefleet Duo: the classic naval board game, built for iPhone Duo.”

     View support source ↗Release notes · v1.0.1
     ★ 4.9 out of 519 ratings
     App Store ↗Free to download
365. 365

     SportVitals: Daily Readiness

     Luca Pasut

     Health & Fitness
     Published update

     “IPHONE DUO ADAPTIVE LAYOUT”

     View support source ↗Release notes · v2.7.0
     ★ 5.0 out of 518 ratings
     App Store ↗$9.99
366. 366

     OutSpan – Fullscreen Browsing

     Yaw Boamah

     Utilities
     Developer-confirmed

     “When your iPhone Duo is folded, Safari's controls sit along the right edge of the outer display, and web pages stop short of…”

     View support source ↗App Store description
     ★ 3.9 out of 518 ratings
     App Store ↗Free to download
367. 367

     Lander for Reddit

     William Smolen

     Social Networking
     Published update

     “iPhone Duo: in landscape every control is in the side bar: the feed's, the Split View switch, and Close, Reply, Next Comment and…”

     View support source ↗Release notes · v2.3.12
     ★ 5.0 out of 517 ratings
     App Store ↗Free to download
368. 368

     Auday – All-Day Watch Recorder

     航江 郭

     Lifestyle
     Published update

     “READY FOR IPHONE DUO”

     View support source ↗Release notes · v1.0.7
     ★ 4.1 out of 517 ratings
     App Store ↗$9.99
369. 369

     DualMac: VNC Remote Desktop

     MARIUS LABS

     Developer Tools
     Developer-confirmed

     “Open iPhone Duo and DualMac switches to its iPad layout, with your Mac on the inner display.”

     View support source ↗App Store description
     ★ 5.0 out of 516 ratings
     App Store ↗Free to download
370. 370

     FloraQuest: Carolinas, Georgia

     High Country Apps, LLC

     Education
     Published update

     “Added support for iPhone Duo.”

     View support source ↗Release notes · v3.42
     ★ 5.0 out of 516 ratings
     App Store ↗$19.99
371. 371

     HedgieMate: For your Tesla

     Lukas Stankovic

     Utilities
     Published update

     “Ready for iPhone Duo.”

     View support source ↗Release notes · v2.2.0
     ★ 4.9 out of 516 ratings
     App Store ↗Free to download
372. 372

     OmniOutliner 6

     The Omni Group

     Productivity
     Published update

     “OmniOutliner 6.4 efficiently displays content and controls on the iPhone Duo's compact outer display, adapts to the unique layout of the iPhone Duo's…”

     View support source ↗Release notes · v6.4
     ★ 4.8 out of 516 ratings
     App Store ↗Free to download
373. 373

     Orisuji

     Adrien Friggeri

     Games
     Developer-confirmed

     “Designed for iPhone Duo: folding the phone is the move, and the folded maze carries on, combined, on the cover screen.”

     View support source ↗App Store description
     ★ 4.5 out of 516 ratings
     App Store ↗$4.99
374. 374

     FloraQuest: Northern Tier

     High Country Apps, LLC

     Education
     Published update

     “Added support for iPhone Duo.”

     View support source ↗Release notes · v3.42
     ★ 5.0 out of 515 ratings
     App Store ↗$19.99
375. 375

     Joyway – Sleep, HRV & Workouts

     QM Soft Studio

     Health & Fitness
     Published update

     “Made for iPhone Duo: closed, it's an iPhone; open, it's Joyway, redesigned.”

     View support source ↗Release notes · v2.4.0
     ★ 5.0 out of 515 ratings
     App Store ↗Free to download
376. 376

     Gigs: Concert Tracker

     Modum B.V.

     Music
     Published update

     “Gigs now fully supports the new iPhone Duo.”

     View support source ↗Release notes · v2.1.2
     ★ 4.2 out of 514 ratings
     App Store ↗Free to download
377. 377

     Andrea – Comics, Manga & Books

     Mikel Goti

     Book
     Published update

     “Ready for iPhone Duo, on both the outer and inner screens.”

     View support source ↗Release notes · v1.1.1
     ★ 4.1 out of 514 ratings
     App Store ↗Free to download
378. 378

     Snapshots: Instant Film Camera

     Ryan Fredericks

     Photo & Video
     Published update

     “On iPhone Duo, the camera now opens straight into the right layout when the phone is already open.”

     View support source ↗Release notes · v1.2
     ★ 5.0 out of 513 ratings
     App Store ↗$1.99
379. 379

     DexFold

     Hernan Rosario

     Reference
     Published update

     “On iPhone Duo, the outer screen lights up while you scan.”

     View support source ↗Release notes · v1.1
     ★ 4.3 out of 512 ratings
     App Store ↗Free to download
380. 380

     Tikun Korim – תקון קוראים

     RustyBrick, Inc.

     Book
     Published update

     “Optimized for iPhone Duo across folded and unfolded layouts.”

     View support source ↗Release notes · v2.1
     ★ 4.2 out of 512 ratings
     App Store ↗$19.99
381. 381

     DuoQueue: Find a Gaming Duo

     CAMERON SHAW STALLINGS

     Social Networking
     Published update

     “Ready for iPhone Duo: DuoQueue now uses the whole screen, open or closed.”

     View support source ↗Release notes · v1.0.3
     ★ 5.0 out of 511 ratings
     App Store ↗Free to download
382. 382

     Mappa – Watch Maps

     Nick Romano

     Health & Fitness
     Published update

     “iPhone Duo support”

     View support source ↗Release notes · v2.23
     ★ 5.0 out of 511 ratings
     App Store ↗$5.99
383. 383

     Ready Time

     Nerd Tower

     Productivity
     Developer-confirmed

     “Wide-screen layout for iPad and iPhone Duo”

     View support source ↗App Store description
     ★ 4.7 out of 511 ratings
     App Store ↗Free to download
384. 384

     Daylish – Visual Schedule

     Manuel Kehl

     Productivity
     Published update

     “Daylish is now fully optimized for iPhone Duo, with a clever trick: Placing the device in tent or laptop mode activates Cue, a…”

     View support source ↗Release notes · v1.9
     ★ 4.6 out of 511 ratings
     App Store ↗Free to download
385. 385

     Dynamic Island Wallpaper Art

     Ahmet Giray Ucar

     Graphics & Design
     Published update

     “Enjoy an app experience rebuilt for iPhone Duo, with new screens and layouts designed for both its outer and inner displays.”

     View support source ↗Release notes · v4.0.1
     ★ 4.9 out of 510 ratings
     App Store ↗Free to download
386. 386

     Eventual Calendar

     Timothy Baker

     Productivity
     Published update

     “Optimized for iPhone Duo!”

     View support source ↗Release notes · v1.6.1
     ★ 4.6 out of 510 ratings
     App Store ↗Free to download
387. 387

     Duo Aquarium

     Kendal Slack

     Entertainment
     Published update

     “NEW: NATIVE iPhone Duo SUPPORT”

     View support source ↗Release notes · v1.1
     ★ 3.7 out of 510 ratings
     App Store ↗$1.00
388. 388

     Comic Geek Speak Podcast

     Bryan Deemer

     Book
     Published update

     “Support for iPhone Duo”

     View support source ↗Release notes · v28
     ★ 5.0 out of 59 ratings
     App Store ↗$1.99
389. 389

     Flit: RSS Reader & News Feed

     Edoardo Galati

     News
     Published update

     “On iPad, Mac and the open iPhone Duo, articles read in a comfortable column.”

     View support source ↗Release notes · v1.3
     ★ 5.0 out of 59 ratings
     App Store ↗Free to download
390. 390

     SignDict

     Antonio Chavez

     Education
     Published update

     “Fixed an issue that caused the navigation bar's segmented control to freeze on both iPhone DUO and standard iPhone layouts.”

     View support source ↗Release notes · v2.0.0
     ★ 5.0 out of 59 ratings
     App Store ↗$9.99
391. 391

     Rithmatic: FM Synth

     MADE WITH BEST PRACTICE LLC

     Music
     Developer-confirmed

     “Built for iPhone Duo: half open, it stands like a keyboard synth, the waves above the fold and long keys on the flat…”

     View support source ↗App Store description
     ★ 4.6 out of 59 ratings
     App Store ↗Free to download
392. 392

     Slow News Co: Morning Brief

     Majestical Roof LLC

     News
     Published update

     “iPhone Duo support!”

     View support source ↗Release notes · v1.3
     ★ 4.9 out of 58 ratings
     App Store ↗Free to download
393. 393

     DuoBox: Fold Accordion

     Aaron Peabody

     Music
     Developer-confirmed

     “DuoBox turns iPhone Duo into an accordion.”

     View support source ↗App Store description
     ★ 4.1 out of 58 ratings
     App Store ↗Free to download
394. 394

     CHMate+: EPUB & CHM Reader

     贤安 陈

     Book
     Published update

     “Optimized for iPhone Duo.”

     View support source ↗Release notes · v261024.0
     ★ 3.8 out of 58 ratings
     App Store ↗$9.99
395. 395

     Pyxis: Travel Journal & Map

     Amarinder Grewal

     Travel
     Published update

     “Added support for iPhone Duo.”

     View support source ↗Release notes · v4.1
     ★ 5.0 out of 57 ratings
     App Store ↗Free to download
396. 396

     Roomantic: Furniture Planner

     Blank Slate Labs Limited Liability Company

     Productivity
     Published update

     “Built for iPhone Duo: Roomantic fills both displays and opens into two pages at the fold.”

     View support source ↗Release notes · v2.0.8
     ★ 5.0 out of 57 ratings
     App Store ↗$9.99
397. 397

     SayScribe

     StarPhenomenon LLC

     Productivity
     Developer-confirmed

     “READY FOR iPHONE DUO”

     View support source ↗App Store description
     ★ 5.0 out of 57 ratings
     App Store ↗Free to download
398. 398

     Unfold Your City

     Pietro Messineo (CZ)

     Book
     Developer-confirmed

     “On iPhone Duo, the phone is the book.”

     View support source ↗App Store description
     ★ 5.0 out of 57 ratings
     App Store ↗Free to download
399. 399

     ArtiMesh: 3D Modeling

     White Bread Games

     Graphics & Design
     Published update

     “Optimized for iPhone Duo: the layout adapts when you fold and unfold”

     View support source ↗Release notes · v1.1.0
     ★ 4.9 out of 57 ratings
     App Store ↗$12.99
400. 400

     Readora: EPUB Ebook Reader

     澄娜 余

     Book
     Published update

     “Fully optimized for iPhone Duo.”

     View support source ↗Release notes · v1.0.4
     ★ 4.9 out of 57 ratings
     App Store ↗Free to download
401. 401

     CalibReader: EPUB & PDF Reader

     Gram 1

     Book
     Developer-confirmed

     “BUILT FOR IPHONE DUO”

     View support source ↗App Store description
     ★ 4.4 out of 57 ratings
     App Store ↗Free to download
402. 402

     App Sales Dashboard – Appstead

     SEOU B HOUNKANRIN

     Developer Tools
     Published update

     “Ready for iPhone Duo.”

     View support source ↗App Store version history
     ★ 5.0 out of 56 ratings
     App Store ↗Free to download
403. 403

     Papelle

     Paolo Villanueva

     Graphics & Design
     Published update

     “Bug Fixes for iPhone Duo”

     View support source ↗Release notes · v1.0.1
     ★ 5.0 out of 56 ratings
     App Store ↗Free to download
404. 404

     Foxar

     Foxar

     Education
     Published update

     “Foxar is ready for iPhone Duo!”

     View support source ↗Release notes · v2027.0.8
     ★ 4.8 out of 56 ratings
     App Store ↗Free to download
405. 405

     Interval Timer · HIIT & Yoga

     Guram Kajaia

     Health & Fitness
     Published update

     “Optimized for iPhone Duo, with a workout layout that makes the most of its larger display.”

     View support source ↗Release notes · v1.2
     ★ 4.2 out of 56 ratings
     App Store ↗Free to download
406. 406

     Neo Widgets: Minimal Home Lock

     Yeasir Arafat

     Graphics & Design
     Published update

     “Optimized for iPhone Duo.”

     View support source ↗Release notes · v1.0.13
     ★ 4.0 out of 56 ratings
     App Store ↗Free to download
407. 407

     f/ Tools: Photo Calculator

     David Quiles

     Photo & Video
     Published update

     “Interface adapted for iPhone Duo and iPad.”

     View support source ↗Release notes · v3.0
     ★ 3.7 out of 56 ratings
     App Store ↗$3.99
408. 408

     Classical Birthday

     Ghislain Fortin

     Social Networking
     Published update

     “Ready for iPhone Duo”

     View support source ↗Release notes · v2026.1
     ★ 2.5 out of 56 ratings
     App Store ↗$1.99
409. 409

     Pixels: Self-Hosted Photos

     Jerrell Mardis

     Photo & Video
     Developer-confirmed

     “Designed for iPhone, iPad and iPhone Duo, and available on Apple silicon Macs.”

     View support source ↗App Store description
     ★ 5.0 out of 55 ratings
     App Store ↗Free to download
410. 410

     Sal – Private AI

     HelloPartner.ai LLC

     Utilities
     Developer-confirmed

     “iPhone Duo (Full dual-screen experience)”

     View support source ↗App Store description
     ★ 5.0 out of 55 ratings
     App Store ↗Free to download
411. 411

     udictio: hot takes & debate

     udictio

     Social Networking
     Published update

     “udictio is ready for iphone duo.”

     View support source ↗Release notes · v3.0.0
     ★ 5.0 out of 55 ratings
     App Store ↗Free to download
412. 412

     Mango IRC

     Pavel Kanzelsberger

     Social Networking
     Published update

     “Refined iPhone Duo layouts in folded and open modes, pinch overview, and two-pane conversations”

     View support source ↗Release notes · v3.1.2
     ★ 4.4 out of 55 ratings
     App Store ↗$9.99
413. 413

     Photo Scout by Cascable

     Cascable AB

     Photo & Video
     Published update

     “This update adds support for iPhone Duo.”

     View support source ↗Release notes · v1.3.1
     ★ 3.2 out of 55 ratings
     App Store ↗Free to download
414. 414

     Alibi: Daily Mystery Puzzles

     DIMITRIS KONTARIS LIMITED

     Games
     Developer-confirmed

     “Unfold the phone and the case file opens across the inner display like a book, with the board on the left page, the…”

     View support source ↗App Store description
     ★ 5.0 out of 54 ratings
     App Store ↗Free to download
415. 415

     Bubble Pop Frenzy: ASMR Fun!

     JOEMET123 LLC

     Games
     Developer-confirmed

     “On iPhone Duo, Fold It Halfway And The Top Screen Becomes A Scoreboard — Pops, Streaks, Records And Timers — While The Bubbles…”

     View support source ↗App Store description
     ★ 5.0 out of 54 ratings
     App Store ↗Free to download
416. 416

     CapMusic: AI Photo Playlists

     HappyPlan Tech

     Music
     Published update

     “Fully optimized for iPhone Duo”

     View support source ↗Release notes · v1.0.9
     ★ 5.0 out of 54 ratings
     App Store ↗Free to download
417. 417

     Chmod Toolkit

     StarPhenomenon LLC

     Developer Tools
     Developer-confirmed

     “READY FOR iPHONE DUO”

     View support source ↗App Store description
     ★ 5.0 out of 54 ratings
     App Store ↗Free to download
418. 418

     Duo Wallpapers: Foldable Phone

     Olaasoft MMC

     Graphics & Design
     Developer-confirmed

     “Designed for iPhone Duo.”

     View support source ↗App Store description
     ★ 5.0 out of 54 ratings
     App Store ↗Free to download
419. 419

     FloraQuest: South Central

     High Country Apps, LLC

     Education
     Published update

     “Added support for iPhone Duo.”

     View support source ↗Release notes · v3.42
     ★ 5.0 out of 54 ratings
     App Store ↗$19.99
420. 420

     Oldi – Phone Camera

     Sean Cho

     Photo & Video
     Published update

     “Oldi now supports iPhone Duo.”

     View support source ↗Release notes · v1.6.3
     ★ 5.0 out of 54 ratings
     App Store ↗$0.99
421. 421

     Open Screen Sharing

     Metamerism LLC

     Utilities
     Published update

     “Add iPhone Duo support”

     View support source ↗Release notes · v1.0.4
     ★ 5.0 out of 54 ratings
     App Store ↗$1.99
422. 422

     Peapod – A tiny podcast app

     Brady Valentino

     News
     Published update

     “Peapod is fully optimized for iPhone Duo!”

     View support source ↗Release notes · v2026.5
     ★ 5.0 out of 54 ratings
     App Store ↗Free to download
423. 423

     Flyby: Drone Flight Forecast

     Nicholas Dapolito

     Weather
     Published update

     “iPhone Duo Support: unfold it, and every tab, the map, and Settings make use of the bigger screen.”

     View support source ↗Release notes · v1.2.2
     ★ 4.8 out of 54 ratings
     App Store ↗Free to download
424. 424

     QuitKeep: Quit Vaping & Habits

     NICHOLAS DANIEL MINIERI

     Health & Fitness
     Developer-confirmed

     “OPTIMIZED FOR IPHONE DUO”

     View support source ↗App Store description
     ★ 4.8 out of 54 ratings
     App Store ↗Free to download
425. 425

     Sketch Ideas – Art Prompts

     Nicolae Gherasim

     Graphics & Design
     Published update

     “Optimized for iPhone Duo with adaptive layouts and a native toolbar across dual displays.”

     View support source ↗Release notes · v5.5
     ★ 4.8 out of 54 ratings
     App Store ↗$1.99
426. 426

     B.Roll: Movie and TV Tracker

     Emanuele Agosta

     Entertainment
     Published update

     “Designed for iPhone Duo”

     View support source ↗Release notes · v2.4
     ★ 4.5 out of 54 ratings
     App Store ↗Free to download
427. 427

     Foldplay: 2 Player Games

     Alan Fried

     Games
     Developer-confirmed

     “Foldplay is nine games for iPhone Duo where the hinge is part of the game.”

     View support source ↗App Store description
     ★ 4.5 out of 54 ratings
     App Store ↗Free to download
428. 428

     Net Worth — Track your assets

     A I M, Inc.

     Finance
     Published update

     “iPhone Duo Support: Explore your assets, debts, and financial progress with views designed for every layout and orientation—all while keeping your data private.”

     View support source ↗Release notes · v1.3
     ★ 4.3 out of 54 ratings
     App Store ↗Free to download
429. 429

     Headroom: Remote Desktop

     Haruhiko Kishi

     Utilities
     Developer-confirmed

     “Made for iPhone Duo”

     View support source ↗App Store description
     ★ 4.0 out of 54 ratings
     App Store ↗Free to download
430. 430

     DateSmith: Date Widgets

     Benjamin Staab

     Productivity
     Published update

     “OPTIMIZED FOR IPHONE DUO”

     View support source ↗Release notes · v13.0
     ★ 5.0 out of 53 ratings
     App Store ↗Free to download
431. 431

     PulseOSC: Heart Rate in VRChat

     清源 欧阳

     Health & Fitness
     Published update

     “Added support for iPhone Duo and iOS 27 and improved the main screen, Settings, and Statistics layouts for wider screens and window resizing.”

     View support source ↗Release notes · v2.3
     ★ 5.0 out of 53 ratings
     App Store ↗$1.99
432. 432

     SUP Cruise: Surf Adventure

     VOLKAN TARIM

     Games
     Developer-confirmed

     “DESIGNED FOR iPHONE DUO”

     View support source ↗App Store description
     ★ 4.7 out of 53 ratings
     App Store ↗Free to download
433. 433

     Delivered — Track packages

     A I M, Inc.

     Utilities
     Published update

     “iPhone Duo Support: Keep delivery updates, shipment timelines, and maps in view with layouts that adapt to every orientation and configuration.”

     View support source ↗Release notes · v1.5
     ★ 4.0 out of 53 ratings
     App Store ↗Free to download
434. 434

     heypster

     Heypster

     Utilities
     Published update

     “heypster is now optimized for iPhone Duo.”

     View support source ↗Release notes · v6.2
     ★ 4.0 out of 53 ratings
     App Store ↗Free to download
435. 435

     Cymatics Lab: Music Visualizer

     Kiefer Studio LLC

     Music
     Published update

     “On iPhone Duo the app has its own layouts for folded, open upright and open like a book, and it can show your…”

     View support source ↗Release notes · v2.0
     ★ 3.7 out of 53 ratings
     App Store ↗Free to download
436. 436

     Shut the Fold: Shut the Box

     Aaron Peabody

     Games
     Developer-confirmed

     “Shut the Fold is Shut the Box, the old pub dice game, made for iPhone Duo.”

     View support source ↗App Store description
     ★ 3.7 out of 53 ratings
     App Store ↗Free to download
437. 437

     Neotris: Arcade Game

     Virtual GS

     Games
     Published update

     “Supports iPhone Duo.”

     View support source ↗Release notes · v2.3
     ★ 3.3 out of 53 ratings
     App Store ↗$0.99
438. 438

     I Love You • Greeting cards

     Ghislain Fortin

     Social Networking
     Published update

     “Ready for iPhone Duo”

     View support source ↗Release notes · v2026.1
     ★ 3.0 out of 53 ratings
     App Store ↗$1.99
439. 439

     KiCAD PCB Viewer

     明杰 曾

     Graphics & Design
     Published update

     “Added: Supports iPhone Duo.”

     View support source ↗Release notes · v1.4.3
     ★ 1.0 out of 53 ratings
     App Store ↗$1.99
440. 440

     Continuous Player – Loop Video

     Suguru Yamada

     Photo & Video
     Published update

     “Now optimized for iPhone Duo.”

     View support source ↗Release notes · v1.11
     ★ 5.0 out of 52 ratings
     App Store ↗$4.99
441. 441

     HTML Keep: mobile HTML Viewer

     光 杨

     Utilities
     Published update

     “Added support for iPhone Duo.”

     View support source ↗Release notes · v1.12.0
     ★ 5.0 out of 52 ratings
     App Store ↗Free to download
442. 442

     Icon Goodies

     ZooKeeper Media LLC

     Graphics & Design
     Published update

     “iPhone Duo inner display optimized for Book Mode”

     View support source ↗Release notes · v1.11
     ★ 5.0 out of 52 ratings
     App Store ↗$0.99
443. 443

     Known Ground

     Oliver Kawwass

     Travel
     Published update

     “On iPhone Duo, the map and day timeline sit side by side on the inner display, and your selected stop stays with you…”

     View support source ↗Release notes · v1.2.11
     ★ 5.0 out of 52 ratings
     App Store ↗$9.99
444. 444

     ohmybody-Readiness & Fitness

     子恒 钟

     Health & Fitness
     Published update

     “Refined iPhone Duo support.”

     View support source ↗Release notes · v1.1.7
     ★ 5.0 out of 52 ratings
     App Store ↗Free to download
445. 445

     Penvo – AI Voice Expense Log

     Wenzhou Duoying E-Commerce Co., Ltd.

     Finance
     Developer-confirmed

     “NEW: Built for iPhone Duo and iPad — unfold for three columns: ledgers, entries and stats side by side.”

     View support source ↗App Store description
     ★ 5.0 out of 52 ratings
     App Store ↗Free to download
446. 446

     THLPlay

     享风 赵

     Utilities
     Developer-confirmed

     “Optimized for the latest foldable and dual-screen devices (such as iPhone Duo) as well as iPad Pro split-screen layouts, delivering native multi-window workflows.”

     View support source ↗App Store description
     ★ 5.0 out of 52 ratings
     App Store ↗Free to download
447. 447

     Two Fold: Uno's Quest

     Smaat Pay

     Games
     Developer-confirmed

     “Two-Fold is the first game built specifically for a iPhone Duo.”

     View support source ↗App Store description
     ★ 5.0 out of 52 ratings
     App Store ↗Free to download
448. 448

     Watchmen: what's watching you?

     Fearless design, LLC

     Travel
     Published update

     “Watchmen: now designed for the iPhone Duo.”

     View support source ↗Release notes · v1.1
     ★ 5.0 out of 52 ratings
     App Store ↗$4.99
449. 449

     Christmas Cards • Greeting

     Ghislain Fortin

     Social Networking
     Published update

     “Ready for iPhone Duo”

     View support source ↗Release notes · v2026.1
     ★ 4.5 out of 52 ratings
     App Store ↗$1.99
450. 450

     meTime: Motivational Focus

     Infinite Feel Co., Ltd.

     Productivity
     Published update

     “A New Focus Experience for iPhone Duo”

     View support source ↗Release notes · v2026.27
     ★ 4.5 out of 52 ratings
     App Store ↗Free to download
451. 451

     Bedtime Stories: Gato and Blue

     Karaleuski Stanislau

     Book
     Published update

     “We’ve updated the app with support for iPhone Duo, bringing a smoother and more polished experience to the latest devices.”

     View support source ↗Release notes · v1.1.0
     ★ 5.0 out of 51 ratings
     App Store ↗$1.99
452. 452

     Bellowsby: Squeeze Accordion

     Pascal Wheeler

     Music
     Developer-confirmed

     “Made for iPhone Duo, where the hinge is the bellows.”

     View support source ↗App Store description
     ★ 5.0 out of 51 ratings
     App Store ↗$4.99
453. 453

     Bothie: Dual Camera Video

     duc tran

     Photo & Video
     Developer-confirmed

     “Designed for iPhone Duo.”

     View support source ↗App Store description
     ★ 5.0 out of 51 ratings
     App Store ↗Free to download
454. 454

     Caffeine — Track your intake

     A I M, Inc.

     Health & Fitness
     Published update

     “iPhone Duo Support: Log drinks, check your daily limit, and explore your caffeine habits with views designed for every layout and orientation.”

     View support source ↗Release notes · v2.1
     ★ 5.0 out of 51 ratings
     App Store ↗Free to download
455. 455

     Canduo Essentials

     Shahar Sarliker

     Entertainment
     Developer-confirmed

     “Designed for iPhone Duo.”

     View support source ↗App Store description
     ★ 5.0 out of 51 ratings
     App Store ↗$3.99
456. 456

     CEO Tycoon: Don't Get Fired

     Rummenige Baron

     Games
     Published update

     “Made for iPhone Duo: unfold it for your desk and the memo side by side, fold it and keep playing on the outer…”

     View support source ↗Release notes · v1.0.2
     ★ 5.0 out of 51 ratings
     App Store ↗Free to download
457. 457

     DeskX

     Giovanni Altrui

     Productivity
     Developer-confirmed

     “BUILT FOR iPHONE DUO”

     View support source ↗App Store description
     ★ 5.0 out of 51 ratings
     App Store ↗$9.99
458. 458

     Duo Backgammon

     Archenemy LLC

     Games
     Developer-confirmed

     “Designed specifically for the iPhone Duo, Duo Backgammon takes advantage of its unique dual-screen experience while looking great on iPhones of all sizes.”

     View support source ↗App Store description
     ★ 5.0 out of 51 ratings
     App Store ↗Free to download
459. 459

     Duo Space

     Qinyi Zhang

     Lifestyle
     Developer-confirmed

     “Available in English, Simplified Chinese, Traditional Chinese, Japanese and Korean, with iPhone Duo, iPhone and iPad layouts and supported widget and Apple Watch…”

     View support source ↗App Store description
     ★ 5.0 out of 51 ratings
     App Store ↗Free to download
460. 460

     E7 TimeBox: Daily Planner

     Hangzhou Yiqiaoling Technology Co., Ltd.

     Productivity
     Published update

     “Added support for iPhone Duo.”

     View support source ↗Release notes · v1.2.0
     ★ 5.0 out of 51 ratings
     App Store ↗Free to download
461. 461

     FitToCal – Workout Calendar

     Jungwoon Park

     Health & Fitness
     Published update

     “Now optimized for iPhone Duo.”

     View support source ↗Release notes · v2.1
     ★ 5.0 out of 51 ratings
     App Store ↗$1.99
462. 462

     Fold & Play: Checkers

     Canopus Labs Ltd

     Games
     Developer-confirmed

     “Optimized for iPhone Duo.”

     View support source ↗App Store description
     ★ 5.0 out of 51 ratings
     App Store ↗Free to download
463. 463

     Foldgami: Origami

     KERIM MELIKSAH INANOZ

     Games
     Developer-confirmed

     “On iPhone Duo, the fold line sits right on the hinge.”

     View support source ↗App Store description
     ★ 5.0 out of 51 ratings
     App Store ↗Free to download
464. 464

     Foldlings: Foldable Friends

     TechNICKal LLC

     Games
     Published update

     “On iPhone Duo, prop it up and your Haven pops up like a book.”

     View support source ↗Release notes · v1.2
     ★ 5.0 out of 51 ratings
     App Store ↗Free to download
465. 465

     Foldometer: Fold Angle Gauge

     Matthew Purcell

     Utilities
     Developer-confirmed

     “Built for iPhone Duo's displays: toolbars and tabs along the side, and layouts that adapt as you fold”

     View support source ↗App Store description
     ★ 5.0 out of 51 ratings
     App Store ↗$0.99
466. 466

     Grand Table: Poker & Mahjong

     Anthrolect S

     Games
     Published update

     “Ready for iPhone Duo on day one”

     View support source ↗Release notes · v1.1
     ★ 5.0 out of 51 ratings
     App Store ↗Free to download
467. 467

     Happy Easter • Greeting cards

     Ghislain Fortin

     Social Networking
     Published update

     “Ready for iPhone Duo”

     View support source ↗Release notes · v2026.1
     ★ 5.0 out of 51 ratings
     App Store ↗$1.99
468. 468

     Infinity Zoom: Drawing & Art

     Jacob Armbrester

     Graphics & Design
     Developer-confirmed

     “On iPhone Duo, the workspace adapts to supported folded positions and an expanded studio layout.”

     View support source ↗App Store description
     ★ 5.0 out of 51 ratings
     App Store ↗Free to download
469. 469

     InkBlot: Folded Ink Art

     Bala Technologies

     Graphics & Design
     Developer-confirmed

     “On iPhone Duo the sheet fills the inner display with its crease on the fold.”

     View support source ↗App Store description
     ★ 5.0 out of 51 ratings
     App Store ↗Free to download
470. 470

     iTimeSheet: Hours & Invoices

     2APPAZ

     Productivity
     Developer-confirmed

     “READY FOR iPHONE DUO”

     View support source ↗App Store description
     ★ 5.0 out of 51 ratings
     App Store ↗Free to download
471. 471

     Judge Me: Fake Book Covers

     Rivvs LLC

     Entertainment
     Published update

     “If you have an iPhone Duo, fold it shut and your book is ready to read.”

     View support source ↗Release notes · v1.2
     ★ 5.0 out of 51 ratings
     App Store ↗Free to download
472. 472

     MirrorMirror: Dance Practice

     WEIYANG WANG

     Photo & Video
     Developer-confirmed

     “READY FOR iPhone Duo”

     View support source ↗App Store description
     ★ 5.0 out of 51 ratings
     App Store ↗Free to download
473. 473

     Notelet: Paper Notes & Journal

     BergTech, LLC

     Productivity
     Developer-confirmed

     “On iPhone Duo, two pages lie side by side with the fold between them.”

     View support source ↗App Store description
     ★ 5.0 out of 51 ratings
     App Store ↗Free to download
474. 474

     Odysseus – Mobile

     Joao Victor Zao

     Utilities
     Published update

     “iPhone Duo: the Spaces bar runs edge to edge.”

     View support source ↗Release notes · v1.14
     ★ 5.0 out of 51 ratings
     App Store ↗$2.99
475. 475

     PartyGames — Multiplayer Fun

     书艺 付

     Entertainment
     Published update

     “Optimized for iPhone Duo: redesigned the compact lobby so every game card stays fully visible above the bottom bar.”

     View support source ↗Release notes · v1.3.1
     ★ 5.0 out of 51 ratings
     App Store ↗$3.99
476. 476

     ReachType

     kiheon jeon

     Utilities
     Published update

     “iPhone and iPhone Duo support with four phone bottom-row arrangements and one-handed mode.”

     View support source ↗Release notes · v1.2
     ★ 5.0 out of 51 ratings
     App Store ↗Free to download
477. 477

     shelff – PDF Book Reader

     Satoshi Kojima

     Book
     Published update

     “On iPhone Duo in book pose, the cover now sits on one side of the fold instead of across it.”

     View support source ↗Release notes · v1.8.1
     ★ 5.0 out of 51 ratings
     App Store ↗$6.99
478. 478

     Sidekey: Wireless Keyboard

     Kaihong Chen

     Utilities
     Published update

     “Fixes iPhone Duo: on real devices the inner display was treated as a regular iPhone screen, so the big-screen layout, the keyboard/trackpad split…”

     View support source ↗Release notes · v1.1.1
     ★ 5.0 out of 51 ratings
     App Store ↗Free to download
479. 479

     Smolpad – markdown notes

     BaconWorks, LLC

     Productivity
     Published update

     “iPhone Duo. Unfolded, the note list sits beside the note as on iPad; folded, Smolpad is the iPhone it always was.”

     View support source ↗Release notes · v1.3.9
     ★ 5.0 out of 51 ratings
     App Store ↗Free to download
480. 480

     Snag: Restock Alerts

     Bryan Gula

     Shopping
     Developer-confirmed

     “We watch Apple Store pickup and ping you when an iPhone Duo, an iPhone 18 Pro, or an iPhone 18 Pro Max is…”

     View support source ↗App Store description
     ★ 5.0 out of 51 ratings
     App Store ↗Free to download
481. 481

     Soda Clock: Flip Clock, Widget

     策 赵

     Lifestyle
     Published update

     “Optimized for iPhone Duo.”

     View support source ↗Release notes · v1.2
     ★ 5.0 out of 51 ratings
     App Store ↗Free to download
482. 482

     AutoClose Tabs – Auto Cleanup

     Seiya.k

     Productivity
     Published update

     “Now optimized for iPhone Duo.”

     View support source ↗Release notes · v1.2.1
     ★ 4.0 out of 51 ratings
     App Store ↗$1.99
483. 483

     Evolve: Bloodwork Insights

     Lorenzo Salvalaio

     Health & Fitness
     Developer-confirmed

     “On iPhone Duo, unfold it for the iPad layout, and fold it to pick up where you left off.”

     View support source ↗App Store description
     ★ 4.0 out of 51 ratings
     App Store ↗Free to download
484. 484

     Foldlock: Puzzle Box Mystery

     KY ANH VU

     Games
     Developer-confirmed

     “Built for iPhone Duo.”

     View support source ↗App Store description
     ★ 4.0 out of 51 ratings
     App Store ↗$4.99
485. 485

     PicDock: Digital Photo Frame

     CHAERI PARK

     Photo & Video
     Published update

     “iPhone Duo's lower screen becomes four cards: Two Photos · Today (clock, weather, forecast) · Now Playing (Apple Music) · Photo Story.”

     View support source ↗Release notes · v1.7.4
     ★ 4.0 out of 51 ratings
     App Store ↗Free to download
486. 486

     Bionic Tape

     HMZ craftsmanship GmbH

     Music
     Developer-confirmed

     “BUILT FOR THE IPHONE DUO”

     View support source ↗App Store description
     ★ 2.0 out of 51 ratings
     App Store ↗$4.99
487. 487

     Creaky Hinge: Foldable Scenes

     TLM Software Design, Inc.

     Entertainment
     Developer-confirmed

     “Creaky Hinge is built for iPhone Duo: it turns the phone's hinge into the hinge of whatever is on screen.”

     View support source ↗App Store description
     ★ 1.0 out of 51 ratings
     App Store ↗$0.99
488. 488

     Hingami – Puzzle Origami

     Natheo Brault

     Games
     Developer-confirmed

     “DESIGNED FOR iPHONE DUO”

     View support source ↗App Store description
     ★ 1.0 out of 51 ratings
     App Store ↗Free to download
489. 489

     ADHD – Reader

     MapTube AB

     Book
     Developer-confirmed

     “Now optimized for iPhone Duo”

     View support source ↗App Store description
     NewNo US ratings yet
     App Store ↗$1.99
490. 490

     Ajar: Hinge Angle

     Dylan Maryk

     Utilities
     Developer-confirmed

     “Built for iPhone Duo and runs on any other iPhone, with VoiceOver labels throughout and a bit of haptic ceremony when the number…”

     View support source ↗App Store description
     NewNo US ratings yet
     App Store ↗$0.99
491. 491

     All Done?

     YOTTADESIGN, LLC

     Productivity
     Developer-confirmed

     “Optimized for iPhone Duo: fills both displays, folded and unfolded”

     View support source ↗App Store description
     NewNo US ratings yet
     App Store ↗Free to download
492. 492

     Amayadori: Rainy Night Ramen

     SOL3 GAMES LLC

     Games
     Developer-confirmed

     “A cozy, stress-free ramen cooking game, designed for iPhone Duo.”

     View support source ↗App Store description
     NewNo US ratings yet
     App Store ↗$4.99
493. 493

     Angle Gauge

     Jared Kaeb

     Utilities
     Developer-confirmed

     “Angle Gauge turns the hinge of iPhone Duo into a precision protractor.”

     View support source ↗App Store description
     NewNo US ratings yet
     App Store ↗Free to download
494. 494

     AngleBeat

     Sora Katoh

     Music
     Developer-confirmed

     “Set a practice tempo with the opening angle of iPhone Duo, lock it, then play.”

     View support source ↗App Store description
     NewNo US ratings yet
     App Store ↗$4.99
495. 495

     AngleDuo – Protractor

     Julian Zefferer

     Utilities
     Developer-confirmed

     “On iPhone Duo, AngleDuo uses the hinge to measure the angle between two surfaces.”

     View support source ↗App Store description
     NewNo US ratings yet
     App Store ↗Free to download
496. 496

     AngleSense

     紫晴 王

     Utilities
     Published update

     “Added iPhone Duo support with an adaptive split layout and outer-display content for Measure and Challenge.”

     View support source ↗Release notes · v1.0.1
     NewNo US ratings yet
     App Store ↗Free to download
497. 497

     ApexHabits – Habit Tracker

     Sliverware

     Productivity
     Developer-confirmed

     “Now optimized for iPhone Duo: unfold for a side-by-side view of your habits, journal, and partners.”

     View support source ↗App Store description
     NewNo US ratings yet
     App Store ↗Free to download
498. 498

     aside · Berlin

     Aleksei Nikitin

     Travel
     Published update

     “Recommendations and the map now adapt more smoothly to wider displays and landscape, including the new iPhone Duo layouts.”

     View support source ↗Release notes · v1.1
     NewNo US ratings yet
     App Store ↗Free to download
499. 499

     AskZine

     程 宋

     Entertainment
     Published update

     “No changes to the app in this version — AskZine was built for iPhone Duo from day one.”

     View support source ↗Release notes · v1.0.2
     NewNo US ratings yet
     App Store ↗$1.99
500. 500

     Auto Culture Racing Speed Duel

     ASHLEY DRURY

     Games
     Published update

     “Ready for iPhone Duo.”

     View support source ↗Release notes · v1.2
     NewNo US ratings yet
     App Store ↗Free to download
501. 501

     BookSafe

     Fabian Grill

     Book
     Developer-confirmed

     “Made for iPhone Duo: fully usable on the outer and inner display, cover and details on either side of the fold when unfolded,…”

     View support source ↗App Store description
     NewNo US ratings yet
     App Store ↗Free to download
502. 502

     Breakout Duo

     天阳 王

     Games
     Developer-confirmed

     “A two-player brick breaker designed for iPhone Duo, with seven power-ups to shake up each match.”

     View support source ↗App Store description
     NewNo US ratings yet
     App Store ↗Free to download
503. 503

     breathfold

     Kunal Panchal

     Health & Fitness
     Developer-confirmed

     “On iPhone Duo, open the fold to inhale and close it to exhale.”

     View support source ↗App Store description
     NewNo US ratings yet
     App Store ↗Free to download
504. 504

     Broodlet

     Anthony Stark

     Games
     Developer-confirmed

     “Designed for iPhone Duo; works on any iPhone with iOS 27.1 or later.”

     View support source ↗App Store description
     NewNo US ratings yet
     App Store ↗Free to download
505. 505

     Buddy for KAIST

     SPARCS

     Utilities
     Published update

     “Added support and optimized layouts for iPhone Duo and iPadOS, alongside an updated watchOS experience.”

     View support source ↗Release notes · v2.1
     NewNo US ratings yet
     App Store ↗Free to download
506. 506

     Caltrace: AI Calorie Counter

     Tufan Capan

     Health & Fitness
     Published update

     “Support for iPhone Duo, open or closed”

     View support source ↗Release notes · v1.1
     NewNo US ratings yet
     App Store ↗Free to download
507. 507

     Chirpfold: Fold to Flap

     清珠 陈

     Games
     Developer-confirmed

     “Made for iPhone Duo: open it, hold it sideways and fold it to play.”

     View support source ↗App Store description
     NewNo US ratings yet
     App Store ↗Free to download
508. 508

     CHOMP! Fold Party

     Naoya Toyota

     Games
     Developer-confirmed

     “Built for iPhone Duo.”

     View support source ↗App Store description
     NewNo US ratings yet
     App Store ↗Free to download
509. 509

     Chonky Corgo: Walking RPG

     Russell Ong

     Games
     Developer-confirmed

     “On iPhone Duo, open the screen for a wider view of Chonky's adventure.”

     View support source ↗App Store description
     NewNo US ratings yet
     App Store ↗Free to download
510. 510

     Clicker – Presentation Remote

     AppTrix AB

     Productivity
     Published update

     “Clicker now supports iPhone Duo.”

     View support source ↗Release notes · v1.0.0
     NewNo US ratings yet
     App Store ↗$5.99
511. 511

     Clipfile

     Mike Shear

     Productivity
     Published update

     “Ready for iPhone Duo, with your color down the status bar.”

     View support source ↗Release notes · v2.8
     NewNo US ratings yet
     App Store ↗Free to download
512. 512

     Commando Protocol: Run & Gun

     Dalis Polikhranidi

     Games
     Developer-confirmed

     “On iPhone Duo: open it and the big screen becomes a tabletop arcade – the picture above the hinge, a control panel with…”

     View support source ↗App Store description
     NewNo US ratings yet
     App Store ↗Free to download
513. 513

     Compact: Folding Mirror

     Gregory Yuzik

     Lifestyle
     Developer-confirmed

     “Fold iPhone Duo halfway and set it down.”

     View support source ↗App Store description
     NewNo US ratings yet
     App Store ↗Free to download
514. 514

     Cool Wallpaper Duo

     EXOGROUPE

     Lifestyle
     Developer-confirmed

     “Designed for iPhone Duo.”

     View support source ↗App Store description
     NewNo US ratings yet
     App Store ↗Free to download
515. 515

     CREAK: The Folding Door

     Naoya Toyota

     Entertainment
     Developer-confirmed

     “Built for iPhone Duo.”

     View support source ↗App Store description
     NewNo US ratings yet
     App Store ↗Free to download
516. 516

     Crease: Fold Counter & Stats

     Shuhui Sheng

     Utilities
     Developer-confirmed

     “Crease is built for iPhone Duo.”

     View support source ↗App Store description
     NewNo US ratings yet
     App Store ↗Free to download
517. 517

     Cube: 3×3 Cube Solver

     Haruhiko Kishi

     Games
     Published update

     “Works with iPhone Duo.”

     View support source ↗Release notes · v1.3.7
     NewNo US ratings yet
     App Store ↗Free to download
518. 518

     DarkWalls: OLED Wallpapers

     Asharaf Ali

     Lifestyle
     Published update

     “Built for iPhone Duo.”

     View support source ↗Release notes · v1.1.0
     NewNo US ratings yet
     App Store ↗Free to download
519. 519

     Deets: Instant Contacts

     Mike Shear

     Productivity
     Published update

     “Ready for iPhone Duo, with your color down the status bar.”

     View support source ↗Release notes · v1.3
     NewNo US ratings yet
     App Store ↗Free to download
520. 520

     Diedro Angle Finder & Level

     ROBERTO INSUA BRANDARIZ

     Utilities
     Developer-confirmed

     “Diedro measures angles with the hinge of iPhone Duo: open the phone against a corner and read the angle between its two halves.”

     View support source ↗App Store description
     NewNo US ratings yet
     App Store ↗Free to download
521. 521

     Distancive – Walk & Run Stats

     Tomasz Korolko

     Health & Fitness
     Developer-confirmed

     “Optimized for iPhone Duo”

     View support source ↗App Store description
     NewNo US ratings yet
     App Store ↗$2.99
522. 522

     Dosido: Music Collaboration

     Vibular Tech Records, LLC

     Music
     Published update

     “Made for iPhone Duo.”

     View support source ↗Release notes · v0.4.0
     NewNo US ratings yet
     App Store ↗Free to download
523. 523

     Duo Racer: Fold & Race

     DAHP Tech LLC

     Games
     Developer-confirmed

     “Duo Racer is a racing game built for iPhone Duo.”

     View support source ↗App Store description
     NewNo US ratings yet
     App Store ↗Free to download
524. 524

     Duo Spatial

     Artur Janowicz

     Photo & Video
     Developer-confirmed

     “3:4 portrait capture for iPhone Duo’s horizontal rear-camera layout”

     View support source ↗App Store description
     NewNo US ratings yet
     App Store ↗$1.99
525. 525

     Duo-Desk

     Richard Tokeley

     Productivity
     Developer-confirmed

     “BUILT FOR IPHONE DUO”

     View support source ↗App Store description
     NewNo US ratings yet
     App Store ↗Free to download
526. 526

     DuoFolio

     俊杰 沈

     Book
     Developer-confirmed

     “DuoFolio is an immersive reader built for iPhone Duo: one book per screen, true two-page spreads.”

     View support source ↗App Store description
     NewNo US ratings yet
     App Store ↗$6.99
527. 527

     DuoPiano: Foldable Piano

     Beijing Dingling Cultural Communication Co., Ltd.

     Music
     Developer-confirmed

     “Designed for iPhone Duo.”

     View support source ↗App Store description
     NewNo US ratings yet
     App Store ↗Free to download
528. 528

     DuoPlay: Board Games 2P

     AIVERSE PTY. LTD.

     Games
     Published update

     “support iPhone Duo”

     View support source ↗Release notes · v1.0.5
     NewNo US ratings yet
     App Store ↗Free to download
529. 529

     Duorama: Waist Level Camera

     Serkan DAL

     Photo & Video
     Developer-confirmed

     “Duorama is a vintage film camera built for iPhone Duo.”

     View support source ↗App Store description
     NewNo US ratings yet
     App Store ↗Free to download
530. 530

     Expand – Wider Safari

     Md Mahmud Ul Islam

     Utilities
     Developer-confirmed

     “Expand is designed for iPhone Duo's front screen.”

     View support source ↗App Store description
     NewNo US ratings yet
     App Store ↗Free to download
531. 531

     FEEL · Medication & Journal

     Shengmai Information Technology (Shanghai) Co., Ltd.

     Health & Fitness
     Developer-confirmed

     “Optimized for iPhone Duo.”

     View support source ↗App Store description
     NewNo US ratings yet
     App Store ↗Free to download
532. 532

     Fisheye lens camera

     Jimmy Buthod-Garcon

     Photo & Video
     Published update

     “iPhone DUO support”

     View support source ↗Release notes · v4.1
     NewNo US ratings yet
     App Store ↗$2.99
533. 533

     FlashAnzan: Mental Math

     Haruhiko Kishi

     Education
     Published update

     “Works with iPhone Duo.”

     View support source ↗Release notes · v1.3.8
     NewNo US ratings yet
     App Store ↗Free to download
534. 534

     FlashIdea

     Beijing Jiewai Fuxian Technology Co., Ltd.

     Productivity
     Published update

     “Support for iPhone Duo with adaptive layouts that preserve the familiar list and inline editing, including improvements for folding, rotation, larger text and…”

     View support source ↗Release notes · v1.0.1
     NewNo US ratings yet
     App Store ↗$0.99
535. 535

     Fold Angle: Hinge Protractor

     KIVANC YAZAN

     Utilities
     Developer-confirmed

     “Built for iPhone Duo.”

     View support source ↗App Store description
     NewNo US ratings yet
     App Store ↗Free to download
536. 536

     FOLD PRESS: Hinge Workout

     Naoya Toyota

     Entertainment
     Developer-confirmed

     “Built for iPhone Duo.”

     View support source ↗App Store description
     NewNo US ratings yet
     App Store ↗Free to download
537. 537

     FoldFling: Hinge Catapult

     Uniation Software Co.,Ltd.

     Games
     Developer-confirmed

     “On iPhone Duo and other foldable iPhones, use the real hinge as the catapult arm.”

     View support source ↗App Store description
     NewNo US ratings yet
     App Store ↗Free to download
538. 538

     Foldhide

     Ali Corak

     Lifestyle
     Developer-confirmed

     “Foldhide is designed for iPhone Duo and uses both of its screens.”

     View support source ↗App Store description
     NewNo US ratings yet
     App Store ↗Free to download
539. 539

     FoldLab – Hinge & Fold Tools

     JARED P KACZYNSKI

     Utilities
     Developer-confirmed

     “Live hinge angles on supported iPhone Duo hardware”

     View support source ↗App Store description
     NewNo US ratings yet
     App Store ↗Free to download
540. 540

     Foldling: Virtual Pet & Focus

     12BAY TECHNOLOGY COMPANY LIMITED

     Lifestyle
     Developer-confirmed

     “On iPhone Duo, your fold shapes the valley: fold it into a V and the seeds tumble into the crease.”

     View support source ↗App Store description
     NewNo US ratings yet
     App Store ↗Free to download
541. 541

     Foldmeter: Hinge Angle & Ruler

     appRabauken GbR

     Utilities
     Developer-confirmed

     “Foldmeter turns your iPhone into a measuring tool – and your iPhone Duo into a folding rule: unfold it and the app shows…”

     View support source ↗App Store description
     NewNo US ratings yet
     App Store ↗$0.99
542. 542

     FoldTimer: Focus & Pomodoro

     Pratik Poudel

     Productivity
     Developer-confirmed

     “FoldTimer turns the hinge of iPhone Duo into a timer knob.”

     View support source ↗App Store description
     NewNo US ratings yet
     App Store ↗Free to download
543. 543

     Foldtone: Fold Synth

     Jonas Blaha

     Music
     Developer-confirmed

     “The fold features are available on iPhone Duo; everything else works on every iPhone.”

     View support source ↗App Store description
     NewNo US ratings yet
     App Store ↗$2.99
544. 544

     FoldTune

     Pratik Poudel

     Music
     Developer-confirmed

     “FoldTune turns iPhone Duo into a squeezebox.”

     View support source ↗App Store description
     NewNo US ratings yet
     App Store ↗Free to download
545. 545

     FoldWall

     Xu Wang

     Utilities
     Published update

     “Better support for iPhone Duo.”

     View support source ↗Release notes · v1.0.1
     NewNo US ratings yet
     App Store ↗$1.99
546. 546

     Forgeplot

     Michael Russo

     Graphics & Design
     Developer-confirmed

     “Designed for iPhone Duo.”

     View support source ↗App Store description
     NewNo US ratings yet
     App Store ↗$4.99
547. 547

     Halves: Games for Two

     Polimati LLC

     Games
     Developer-confirmed

     “Halves was designed for iPhone Duo, and these three games are built around its fold.”

     View support source ↗App Store description
     NewNo US ratings yet
     App Store ↗Free to download
548. 548

     Helpr — Support Platform

     Weels Inc

     Book
     Published update

     “Added support for iPhone Duo”

     View support source ↗Release notes · v1.1.0
     NewNo US ratings yet
     App Store ↗Free to download
549. 549

     Hinge Caliper

     Daniel Hohler Designs

     Utilities
     Developer-confirmed

     “Hinge Caliper turns the hinge of iPhone Duo into a measuring tool.”

     View support source ↗App Store description
     NewNo US ratings yet
     App Store ↗$0.99
550. 550

     Hinge Creak – Fold Door Sounds

     Blazej Kustra

     Entertainment
     Published update

     “Creak now supports iPhone Duo”

     View support source ↗Release notes · v1.2
     NewNo US ratings yet
     App Store ↗$0.99
551. 551

     Hinge Protractor

     Maksim Tatarchenkov

     Utilities
     Published update

     “Support iPhone Duo angle sensor”

     View support source ↗Release notes · v2
     NewNo US ratings yet
     App Store ↗Free to download
552. 552

     HingeSong

     AETHER INNOVATIONS PTE. LTD.

     Entertainment
     Developer-confirmed

     “Designed for iPhone Duo.”

     View support source ↗App Store description
     NewNo US ratings yet
     App Store ↗Free to download
553. 553

     Holter Diary

     I3 LLC

     Medical
     Published update

     “Adaptive layouts for iPhone Duo, with a two-column dashboard and symptom grid when space allows.”

     View support source ↗Release notes · v1.1.0
     NewNo US ratings yet
     App Store ↗$3.99
554. 554

     Home Rhythmique: Kids Music

     Haruhiko Kishi

     Education
     Published update

     “Home Rhythmique supports iPhone Duo.”

     View support source ↗Release notes · v1.5.8
     NewNo US ratings yet
     App Store ↗Free to download
555. 555

     Jigsaw: Photo Puzzle Maker

     Haruhiko Kishi

     Games
     Published update

     “Works on iPhone Duo.”

     View support source ↗Release notes · v1.3.8
     NewNo US ratings yet
     App Store ↗Free to download
556. 556

     kami: hinge driven origami

     Maksim Tatarchenkov

     Games
     Published update

     “iPhone Duo support: fold the paper by folding the device!”

     View support source ↗Release notes · v1.1
     NewNo US ratings yet
     App Store ↗Free to download
557. 557

     Klavette

     Zachery Ng

     Utilities
     Developer-confirmed

     “Docking and Split on iPad and the unfolded iPhone Duo: dock the keyboard to the left or right edge, or split it into…”

     View support source ↗App Store description
     NewNo US ratings yet
     App Store ↗Free to download
558. 558

     Life Cost: Price in Work Time

     Musa Ozdil

     Finance
     Developer-confirmed

     “MADE FOR IPHONE DUO”

     View support source ↗App Store description
     NewNo US ratings yet
     App Store ↗Free to download
559. 559

     Marma: Live Football Scores

     Nirah Digital

     Sports
     Published update

     “iPhone Duo support: bars in the side strip and layouts that use the open display”

     View support source ↗Release notes · v1.4.1
     NewNo US ratings yet
     App Store ↗Free to download
560. 560

     Measure Anything Toolkit

     Kyle McDowell

     Utilities
     Developer-confirmed

     “Optimized for iPhone Duo, with support for other iPhones.”

     View support source ↗App Store description
     NewNo US ratings yet
     App Store ↗Free to download
561. 561

     MIND SHUTTER

     Naoya Toyota

     Entertainment
     Developer-confirmed

     “Built for iPhone Duo.”

     View support source ↗App Store description
     NewNo US ratings yet
     App Store ↗Free to download
562. 562

     Nomling: Fold Monster

     Marvin Kicha

     Entertainment
     Developer-confirmed

     “Its eyes live on the cover screen, its mouth lives inside. Unfold your iPhone and the mouth opens wide.”

     View support source ↗App Store description
     NewNo US ratings yet
     App Store ↗$0.99
563. 563

     Orikomi: Origami Puzzles

     Ilia Filiaev

     Games
     Developer-confirmed

     “On iPhone Duo the fold line is the hinge itself: bend the phone gently like a book and the paper folds with it.”

     View support source ↗App Store description
     NewNo US ratings yet
     App Store ↗Free to download
564. 564

     Overspill

     Saeed Safrini

     Utilities
     Developer-confirmed

     “Designed for iPhone Duo's external display.”

     View support source ↗App Store description
     NewNo US ratings yet
     App Store ↗Free to download
565. 565

     OYADORI

     Naoya Toyota

     Entertainment
     Developer-confirmed

     “Built for iPhone Duo.”

     View support source ↗App Store description
     NewNo US ratings yet
     App Store ↗Free to download
566. 566

     PaceBoard: Run & Walk Tracker

     Raul Carlos Petru Petruta

     Health & Fitness
     Published update

     “iPhone Duo support: two-pane layouts that use both halves of the screen, because one screen was too easy to ignore”

     View support source ↗Release notes · v6.0.1
     NewNo US ratings yet
     App Store ↗Free to download
567. 567

     PadelGod: Padel Score & Rank

     Cosmin Trica

     Sports
     Published update

     “PadelGod 1.0.19: optimized for iPhone Duo.”

     View support source ↗Release notes · v1.0.19
     NewNo US ratings yet
     App Store ↗Free to download
568. 568

     PAKUTONE

     Naoya Toyota

     Music
     Developer-confirmed

     “Built for iPhone Duo.”

     View support source ↗App Store description
     NewNo US ratings yet
     App Store ↗Free to download
569. 569

     PDF Duo: Edit, Sign & Fill

     Alano Tech Pte. Ltd.

     Productivity
     Developer-confirmed

     “PDF Duo is a free, beautifully crafted PDF reader and editor for iPhone, designed for iPhone Duo and foldable iPhones: open your Duo…”

     View support source ↗App Store description
     NewNo US ratings yet
     App Store ↗Free to download
570. 570

     PixoMap: Trip Maps from Photos

     Amit Kumar Srivastava

     Travel
     Published update

     “Ready for iPhone Duo.”

     View support source ↗Release notes · v1.4.1
     NewNo US ratings yet
     App Store ↗Free to download
571. 571

     Prexy: Story Notes

     Mike Shear

     Productivity
     Published update

     “Ready for iPhone Duo, with your color down the status bar.”

     View support source ↗Release notes · v2.2
     NewNo US ratings yet
     App Store ↗Free to download
572. 572

     PureOrigami Paper Folding

     Chien Yu Wang

     Education
     Developer-confirmed

     “Tuned layouts for iPhone Duo and iPad; panel on the left or right”

     View support source ↗App Store description
     NewNo US ratings yet
     App Store ↗Free to download
573. 573

     Q Cardio Monitor

     Kamlofsky

     Health & Fitness
     Published update

     “Ready for iOS 27, watchOS 27 and iPhone Duo — adaptive layouts that adjust to any screen size and orientation.”

     View support source ↗Release notes · v1.5
     NewNo US ratings yet
     App Store ↗$6.99
574. 574

     ReelShelf: Movie & TV Tracker

     Viktor Myronov

     Entertainment
     Published update

     “iPhone Duo: unfolded, your list and the picked title sit side by side; open any title in its own window; half folded, a…”

     View support source ↗Release notes · v1.0.24
     NewNo US ratings yet
     App Store ↗Free to download
575. 575

     Retro Duo: Arcade Emulator

     Hue Nguyen Thi

     Games
     Developer-confirmed

     “BUILT FOR IPHONE DUO”

     View support source ↗App Store description
     NewNo US ratings yet
     App Store ↗Free to download
576. 576

     Risky Business App

     Ricardo Martinez Benesenes

     Productivity
     Published update

     “For example: on iPhone and iPhone Duo you now choose the project in every section, the views are tidier in narrow columns, and…”

     View support source ↗Release notes · v2.14
     NewNo US ratings yet
     App Store ↗Free to download
577. 577

     Roomy for Duo: Full Width

     Julian Christopher Siebert

     Utilities
     Developer-confirmed

     “Designed for the iPhone Duo front screen.”

     View support source ↗App Store description
     NewNo US ratings yet
     App Store ↗$0.99
578. 578

     Send Love • Greeting cards

     Ghislain Fortin

     Graphics & Design
     Published update

     “Ready for iPhone Duo”

     View support source ↗Release notes · v2026.1
     NewNo US ratings yet
     App Store ↗$1.99
579. 579

     Skurda – Expense Tracker

     ROCCO BARLETTA

     Finance
     Published update

     “iPhone Duo and lighter: open, Skurda uses the whole big screen; with lots of daily expenses everything scrolls more smoothly”

     View support source ↗Release notes · v3.9.2
     NewNo US ratings yet
     App Store ↗Free to download
580. 580

     smalltype – Markdown Notes

     Herman Haidin

     Productivity
     Developer-confirmed

     “Calm, minimal, and ready for iPhone Duo.”

     View support source ↗App Store description
     NewNo US ratings yet
     App Store ↗Free to download
581. 581

     Snapjaw: Flytrap Game

     Maryna Tokareva

     Games
     Developer-confirmed

     “BUILT FOR IPHONE DUO”

     View support source ↗App Store description
     NewNo US ratings yet
     App Store ↗Free to download
582. 582

     Spingrade

     Lo-Ami Silvestres

     Games
     Published update

     “New animated background for light and dark modes, improved iPad and iPhone Duo layouts, interface refinements, and revised support for six languages.”

     View support source ↗Release notes · v1.1.1
     NewNo US ratings yet
     App Store ↗Free to download
583. 583

     Spread Planner

     SANWA Inc.

     Productivity
     Developer-confirmed

     “Open it and your week sits on the left page and your notes on the right, just like an open A6 planner.”

     View support source ↗App Store description
     NewNo US ratings yet
     App Store ↗Free to download
584. 584

     Spread: Recipe Book

     Canopus Labs Ltd

     Food & Drink
     Developer-confirmed

     “Optimized for iPhone Duo”

     View support source ↗App Store description
     NewNo US ratings yet
     App Store ↗Free to download
585. 585

     Timeshare Calculators with AI

     David ROTHSCHILD

     Finance
     Published update

     “Update to support the iPhone Duo”

     View support source ↗Release notes · v2.5.1
     NewNo US ratings yet
     App Store ↗$2.99
586. 586

     TotalBodyIQ: Workout Coach

     Sally Dabbs

     Health & Fitness
     Developer-confirmed

     “BUILT FOR IPHONE DUO”

     View support source ↗App Store description
     NewNo US ratings yet
     App Store ↗Free to download
587. 587

     Unfold Meal: Fold & Eat Box

     Kitti Sintuprasert

     Entertainment
     Developer-confirmed

     “Unfold Meal is designed for iPhone Duo, but you can also enjoy it on a regular iPhone: just tap the closed box to…”

     View support source ↗App Store description
     NewNo US ratings yet
     App Store ↗Free to download
588. 588

     Until Payday: Paycheck Budget

     Satomi Chiba

     Finance
     Published update

     “Optimized for iPhone Duo: works great open or closed, in portrait or landscape.”

     View support source ↗App Store version history
     NewNo US ratings yet
     App Store ↗$3.00
589. 589

     Uphill: Bowling Arcade Game

     Bala Technologies

     Games
     Developer-confirmed

     “Uses the iPhone Duo hinge as the slope”

     View support source ↗App Store description
     NewNo US ratings yet
     App Store ↗$1.99
590. 590

     Velora: Skincare Routine

     Chidi Emeh

     Health & Fitness
     Published update

     “Ready for iPhone Duo, with layouts for folded and unfolded screens.”

     View support source ↗Release notes · v1.1
     NewNo US ratings yet
     App Store ↗Free to download
591. 591

     WeatherMark – Weather Compare

     SuperDG Inc.

     Weather
     Published update

     “Supports layouts optimized for iPhone Duo.”

     View support source ↗Release notes · v1.0.8
     NewNo US ratings yet
     App Store ↗Free to download
592. 592

     WeaveLedger

     WeaveHub Technologies LLC

     Finance
     Published update

     “Ready for iPhone Duo”

     View support source ↗Release notes · v2.7.1
     NewNo US ratings yet
     App Store ↗Free to download