Is your app ready for iPhone Duo?
See how any iPhone app looks on the Duo’s inner screen, and how we know.
YouTube
Partly ready
Fills most of the screen, with a black strip on the right.
Not ready
Runs in an iPhone-sized window with black bars on both sides.
Ready: Fills the whole inner screen. The app gets 2,853 × 2,007 pixels. Built with the iOS 27.1 SDK or later. Shown: YouTube.
Partly ready: Fills most of the screen, with a black strip on the right. The app gets 2,612 × 2,007 pixels. Built with the iOS 27 SDK.
Not ready: Runs in an iPhone-sized window with black bars on both sides. The app gets 1,127 × 2,007 pixels. Built with the iOS 26 SDK or older.
The inner screen at 2853 × 2007 pixels (1.42 : 1), with positions measured in the iPhone Duo simulator.
1,008 of 6,761 tracked apps are ready.
Checked daily. Last check 17 hours ago.
Not counted: 556 more apps other trackers list as ready, until we confirm them.
Recently changed
GameTrackNow Ready, was Not ready. Changed Oct 30, 2026.ReadyUpdated 
LoonNow Ready, was Not confirmed. Changed Oct 30, 2026.ReadyUpdated 
Puffball Pufferfish ProNow Not confirmed, was Not ready. Changed Oct 30, 2026.Not confirmedUpdated 
Dreamina AI: Image&Video MakerNow Not confirmed, was Not ready. Changed Oct 30, 2026.Not confirmedUpdated 
YouTubeNow Ready, was Not confirmed. Changed Oct 30, 2026.ReadyUpdated 
Apple DeveloperNow Ready, was Not confirmed. Changed Oct 30, 2026.ReadyUpdated
