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.
1,685 apps · Letterboxed
CHOMP by Christoph NiemannFox and Sheep GmbHBookLetterboxed
CityMart.Localites Private LimitedShoppingLetterboxed
Coexisting Diseases & SurgeryVargo Anesthesia IncMedicalLetterboxed
Exxon Mobil Rewards+Exxon Mobil CorporationNavigationLetterboxed
Five Nights at Freddy's 3CLICKTEAM LLC USAGamesLetterboxed
Pill Identifier by Drugs.comDrugs.comMedicalLetterboxed
Quick Checkbook Pro倩 赵FinanceLetterboxed
RacquetTuneSten KaiserSportsLetterboxed
US Public LandsTwo Steps BeyondTravelLetterboxed
iDaily · 2020 年度别册iDaily Corp.Magazines & NewspapersLetterboxed
iStroboSoftPeterson TunersMusicLetterboxed
实用家常菜谱大全Xiaofei TangFood & DrinkLetterboxed
CameraVisionMasayuki AkamatsuBusinessLetterboxed
CleartuneBitcount ltd.MusicLetterboxed
FaceAllyChengdu Dance Elephant Technology Co., LTD.Photo & VideoLetterboxed
GENKI Vocab for 3rd Ed.The Japan Times Publishing, Ltd.EducationLetterboxed
Goguma IRCJean THOMASSocial NetworkingLetterboxed
Interlinear GreekMartin LochBookLetterboxed
Jumpmaster PRO Study GuideForceReadiness.comEducationLetterboxed
Kitchen CalculatorJuan BaurinFood & DrinkLetterboxed
Pango ComicsStudio PangoBookLetterboxed
Papa's Wingeria To Go!Flipline StudiosGamesLetterboxed
Perfect OB WheelEvan SchoenbergMedicalLetterboxed
Pythonista 3omz:softwareProductivityLetterboxed
Ship Finderpinkfroot limitedNavigationLetterboxed
Smart ClosetRabbit Tech IncShoppingLetterboxed
Sticker Babaitarun kurapatiEntertainmentLetterboxed
TunableAffinityBlueMusicLetterboxed
iRadTechBallinger and Bruckner, LLPMedicalLetterboxed
iSH ShellTheodore DuboisDeveloper ToolsLetterboxed
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