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Which apps work on the iPhone Duo

6,561 apps, checked against Apple's App Store data every day. Hand tests on a real Duo, pose by pose, come next.

Poses

1,685 apps · Letterboxed

  1. Cruzerojorge espinozaNavigationLetterboxed
  2. Date Wheel date calculatorCreative AlgorithmsBusinessLetterboxed
  3. Endless AlphabetOriginator Inc.EducationLetterboxed
  4. Google Play ConsoleGoogleDeveloper ToolsLetterboxed
  5. Great Lakes Boating WeatherLW Brands, LLCWeatherLetterboxed
  6. Greek-English Lexicon to the New TestamentTrang HoaiBookLetterboxed
  7. JEGS Perfect StartHorizons [Companies]SportsLetterboxed
  8. Mercedes-Benz Car PartsRuslan BalkarovShoppingLetterboxed
  9. Muscles & KinesiologyVisible Body AppsMedicalLetterboxed
  10. News MakerScott MartinEntertainmentLetterboxed
  11. NewsmaxNewsmax Media, Inc.NewsLetterboxed
  12. PDF ReaderFuzhou Jiange Technology Co., Ltd.ProductivityLetterboxed
  13. ShortDiShowSusumu TakedaEntertainmentLetterboxed
  14. SleepFanUltra Software Solutions, LLCHealth & FitnessLetterboxed
  15. iPodcast PlayerGenuisoftMagazines & NewspapersLetterboxed
  16. 凤凰新闻(专业版)-头条新闻阅读平台Beijing TianyingJiuzhou Network Technology Co. LtdNewsLetterboxed
  17. AI Translator:Voice&Text&PhotoTHREE TIGER NETWORK TECHNOLOGY LIMITEDReferenceLetterboxed
  18. AuralysEun Ku LeeNewsLetterboxed
  19. Awesome Voice RecorderNewkline Co., Ltd.BusinessLetterboxed
  20. Bluetooth+ for BlackmagicWe Are Empire PTY LTDPhoto & VideoLetterboxed
  21. Deer ProBig Shot, LLCSportsLetterboxed
  22. Direct Remote for DIRECTVDavid LikosarUtilitiesLetterboxed
  23. Easy Retirement CalculatorWorkman Consulting LLCFinanceLetterboxed
  24. Instagram FeedHemal ModiSocial NetworkingLetterboxed
  25. Kauai GyPSy Guide Driving TourGyPSy Guide LLCTravelLetterboxed
  26. KickMap NYCKICK Design IncNavigationLetterboxed
  27. Kingdom Rush 5Ironhide S.A.GamesLetterboxed
  28. ParentVUE (New)Edupoint Educational SystemsEducationLetterboxed
  29. Pipe Fitter CalculatorLMF.ServicesProductivityLetterboxed
  30. Police Scanner on WatchGuru Network Limited Inc.NewsLetterboxed

Automatic check, daily · updated

As of Nov 10, 2026, 27 of the top 100 free iPhone apps have Apple's iPhone Duo badge. The status of every app here comes from Apple's App Store data, read again every day. How an app behaves in laptop, book or tent mode takes a hand test on a real Duo; none has been tested yet. How we test