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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. Bocce Buddy!Christopher McArdleSportsLetterboxed
  2. CalenGoo CalendarDominique Andr GuniaProductivityLetterboxed
  3. EverypayMarco TiniShoppingLetterboxed
  4. Food Additives 2IGRASS PTY LTDFood & DrinkLetterboxed
  5. GhostalkerNeil KingLifestyleLetterboxed
  6. HealtheLifeCerner CorporationMedicalLetterboxed
  7. Just the News AppBentley Media Group, LLCNewsLetterboxed
  8. NITASNews in Time and Space LtdNewsLetterboxed
  9. Node-PADMichael Angelo RutaDeveloper ToolsLetterboxed
  10. Packing ProQuinn GenzelTravelLetterboxed
  11. PhotomathGoogleEducationLetterboxed
  12. Plague IncNdemic CreationsUtilitiesLetterboxed
  13. ProBikeGarageJaime Gil de Sagredo LunaHealth & FitnessLetterboxed
  14. Purchase OrderManu GuptaBusinessLetterboxed
  15. Reciprocity TimerPump InteractivePhoto & VideoLetterboxed
  16. SiddurChabad.org Jewish AppsBookLetterboxed
  17. Stop Drinking with AJUniversal Relaxation LtdMedicalLetterboxed
  18. Storm Tracker° ProImpala StudiosWeatherLetterboxed
  19. Story ReposterRauza TleuovaSocial NetworkingLetterboxed
  20. System Status ProTechetUtilitiesLetterboxed
  21. Theodolite for WatchCraig HunterNavigationLetterboxed
  22. WinBid Pairings 2SafiSoftTravelLetterboxed
  23. Art ModelTomi NevalainenGraphics & DesignLetterboxed
  24. ArtPose Proshawn ogleReferenceLetterboxed
  25. BLE SpyPeter GascheDeveloper ToolsLetterboxed
  26. Bugs and ButtonsLittle Bit Studio, LLCEducationLetterboxed
  27. Contact-CardsMario ElsnigBusinessLetterboxed
  28. Flashlight ⓄONE App EssentialsUtilitiesLetterboxed
  29. Gay Older Men ChatLaurand OsmeniSocial NetworkingLetterboxed
  30. Impact BallisticsTRACT Optics 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