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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. My Little PonyPlayDate DigitalBookLetterboxed
  2. OrthoBMITHOMAS WARD GILL JRMedicalLetterboxed
  3. Park Explorer NCC and Z Technologies, LLCTravelLetterboxed
  4. ShiftLockMark KnowlesReferenceLetterboxed
  5. Learn MusclesReal BodyworkMedicalLetterboxed
  6. PennsylvaniaJyothi SathishbabuTravelLetterboxed
  7. Speedcam DetectorRuslan KimaevNavigationLetterboxed
  8. Dictionary and Thesaurus ProFarlex, Inc.ReferenceLetterboxed
  9. Idaho Parks & TrailsGuttula SathishTravelLetterboxed
  10. Magnet MasterBusy Being Born Solutions, LLCMedicalLetterboxed
  11. GameForge AIRishad BakerDeveloper ToolsLetterboxed
  12. KrugerExplorerExplorer AppsTravelLetterboxed
  13. NIS+RISC PrepShawn ThomasMedicalLetterboxed
  14. PLATE! Elite Baseball PlatformTimothy DormineySportsLetterboxed
  15. Boondocking at Walmart StoresKyle ModesittTravelLetterboxed
  16. NAVLIGHTS for BoatsWillard TutenLifestyleLetterboxed
  17. Praxis SLP Practice Test Q&AFathia NajjarMedicalLetterboxed
  18. Skill Track ProCHRISTOPHER INGLEDEWSportsLetterboxed
  19. Blood Pressure ImporterThomas MasonMedicalLetterboxed
  20. Texas Historical Marker GuideGregory MooreTravelLetterboxed
  21. Calm and Confidenttrauma and pain management services pty ltdHealth & FitnessLetterboxed
  22. Dictionnaire Le Robert MobileDiagonal SASReferenceLetterboxed
  23. L2L Bible BowlChristian Technology Solutions LLCEducationLetterboxed
  24. Drugs & MedicationsKAVAPOINTMedicalLetterboxed
  25. KlenchAutonomee Michal PlatekHealth & FitnessLetterboxed
  26. Standard Galactic AlphabetMaarten TrompperReferenceLetterboxed
  27. T'doffDavid SieglerSportsLetterboxed
  28. ActionsFirstyWorkReferenceLetterboxed
  29. Knots, Fur & Turkey WorkThe Meredith CollectionLifestyleLetterboxed
  30. Softball Stats Tracker ProTouchMintSportsLetterboxed

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