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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. Birthday Reminder Pro+FunPokes Inc.Social NetworkingLetterboxed
  2. Breviarium MeumGiovanni ManelliLifestyleLetterboxed
  3. Feelings Buried AliveChad TrumanBookLetterboxed
  4. Holding Pattern TrainerFLEMINGER MEDIA LLCNavigationLetterboxed
  5. LaCuerda [PRO]NARROI WEBS SCEntertainmentLetterboxed
  6. Learn TarotMoodWorksBookLetterboxed
  7. MEGA MAN X DiVE OfflineCAPCOMGamesLetterboxed
  8. Machinist JourneymansmartcalculationsBusinessLetterboxed
  9. Mapper for SafariAlex KitcoffUtilitiesLetterboxed
  10. MyQuest for PatientsQuest Diagnostics, Inc.MedicalLetterboxed
  11. PhotoPillsPhotoPills S.L.Photo & VideoLetterboxed
  12. RV Dump StationsKyle ModesittTravelLetterboxed
  13. RadarOmegaSDS Weather LLCWeatherLetterboxed
  14. Sci-Fi ThemesNSTE, LLCGraphics & DesignLetterboxed
  15. ScriptableSimon B. StøvringDeveloper ToolsLetterboxed
  16. Toyota, Lexus Car PartsRuslan BalkarovShoppingLetterboxed
  17. Treasure MastersGimica GmbHGamesLetterboxed
  18. USFS & BLM CampgroundsKyle ModesittTravelLetterboxed
  19. World Map Pro EditionAppventionsReferenceLetterboxed
  20. WreckfestTHQ Nordic Mobile GmbHGamesLetterboxed
  21. iSolunar™ Hunt & Fish TimesRedSnake Enterprises, LLCSportsLetterboxed
  22. 怦然心动的瞬间-轻科幻真人互动恋爱影游TIANJIN KUNYU TECHNOLOGY CO LTDEntertainmentLetterboxed
  23. Baby Shusher Sleep Miracle AppBaby Shusher LLCHealth & FitnessLetterboxed
  24. Gamma Calculator ProGerrit kleyn WinkelBusinessLetterboxed
  25. Jambalaya CalculatorKrillobyte LLCFood & DrinkLetterboxed
  26. Maui GyPSy Guide Driving TourGyPSy Guide LLCTravelLetterboxed
  27. Movies Box & TV ShowVlad KhodiachiyEntertainmentLetterboxed
  28. NZ Topo50 South IslandRight Place ResourcesNavigationLetterboxed
  29. Papa's Burgeria To Go!Flipline StudiosGamesLetterboxed
  30. PercolatorTinrocket, LLCGraphics & DesignLetterboxed

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