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Which apps work on the iPhone Duo

7,251 apps, checked against Apple's App Store data every day. Hand tests on a real Duo, pose by pose, come next.

Poses

2,069 apps · Letterboxed

  1. HamClockBen SinclairReferenceLetterboxed
  2. Health TestJaroszlav ZseleznovMedicalLetterboxed
  3. LaminitisVIZAREducationLetterboxed
  4. LitstickSociaaal LLCSocial NetworkingLetterboxed
  5. MacDiveMint Software LtdSportsLetterboxed
  6. NOAA Radar & Weather ForecastPosition Mobile Ltd SEZCWeatherLetterboxed
  7. PDF Converter !Emanuele FlorisNewsLetterboxed
  8. Ralph Breaks the InternetDisneySocial NetworkingLetterboxed
  9. RockbotRockbot, Inc.MusicLetterboxed
  10. Speedometer & Trip LoggingHans SchneiderNavigationLetterboxed
  11. Voice Meter ProEDTECH MONSTER LIMITEDMedicalLetterboxed
  12. Vretti printerBanjoSoftBusinessLetterboxed
  13. AR Projector Tracing & DrawingAesthetic Apps & Widgets srlGraphics & DesignLetterboxed
  14. Anatomy Quiz ProReal BodyworkMedicalLetterboxed
  15. AquarimateWiseLogic IncProductivityLetterboxed
  16. Auto Memo RecorderDavid KellasUtilitiesLetterboxed
  17. Big Button BoxShaved Labs LtdEntertainmentLetterboxed
  18. FencingVision岳 胡SportsLetterboxed
  19. Find My Hearing Aid & DevicesBickster LLCMedicalLetterboxed
  20. Float LKNJason SanfordNavigationLetterboxed
  21. ISS Real-Time Tracker 3DMichael StebelReferenceLetterboxed
  22. Object Removal Pro煦慧 蒙Graphics & DesignLetterboxed
  23. PicMixVoxeloid Kft.Photo & VideoLetterboxed
  24. Pixel Weather涛 吴WeatherLetterboxed
  25. PobreFlixBadr ElbazEntertainmentLetterboxed
  26. Profit Story+Apps4WorldBusinessLetterboxed
  27. culurCULUR INC.Graphics & DesignLetterboxed
  28. Airplane Flying HandbookCalculated IndustriesReferenceLetterboxed
  29. ArtRage Vitae Mobile PaintingAmbient Design Ltd.Graphics & DesignLetterboxed
  30. Avalanche InclinometerIterum, LLCSportsLetterboxed

Automatic check, daily · updated

As of Nov 11, 2026, 25 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