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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. Landscape DesignEditr Apps Inc.LifestyleLetterboxed
  2. NIS QBankKapil WattamwarMedicalLetterboxed
  3. POIViewerFrenchKiss DevelopmentNavigationLetterboxed
  4. PayIn4 TotalThirteen32 Pty LtdFinanceLetterboxed
  5. Shopping ListJulie StellarShoppingLetterboxed
  6. Sketch Gridsupple software ltdGraphics & DesignLetterboxed
  7. Sutter Health My Health OnlineSutter HealthMedicalLetterboxed
  8. Swipe Play ClockBack Judge Solutions LLCSportsLetterboxed
  9. The Great Coffee AppBaglan DosmagambetovFood & DrinkLetterboxed
  10. Wx for iPhoneCraig HunterWeatherLetterboxed
  11. XLR82XL Games, Inc.EntertainmentLetterboxed
  12. AcupressureAlexander MokrushinMedicalLetterboxed
  13. Amen Break Generator (Revived)Aleksandra WienclawskaMusicLetterboxed
  14. AviationABBPalawin YosintraWeatherLetterboxed
  15. Baltic Deco PlannerEskil OlsenSportsLetterboxed
  16. BaroBuddyGhost SystemsWeatherLetterboxed
  17. Berenstain Bears' Dinosaur DigOceanhouse MediaBookLetterboxed
  18. DeadWavechris rogersLifestyleLetterboxed
  19. Fast Facts MathMitchell MarkEducationLetterboxed
  20. FeedsterNikolaj JensenNewsLetterboxed
  21. GrafanaUIRoman SenchukDeveloper ToolsLetterboxed
  22. Jason Vale’s 3-Day Juice DietJuice MasterFood & DrinkLetterboxed
  23. LUT Viewer for iOSAdrian BerishaGraphics & DesignLetterboxed
  24. LaserhouseTae ho LeeSocial NetworkingLetterboxed
  25. MatchIQ Player DevelopmentAldin BeslagicSportsLetterboxed
  26. Opel AppRauza TleuovaShoppingLetterboxed
  27. Sky TonightVito Technology Inc.ReferenceLetterboxed
  28. Tato TalkBackEndTechSocial NetworkingLetterboxed
  29. Uzu, An Interactive Light ShowColordodge LabsEntertainmentLetterboxed
  30. Feit ElectricFeit ElectricLifestyleLetterboxed

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