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Does it work on iPhone Duo?

Fits: Fills the inner screen and adapts when you fold.
Partly fits: Uses most of the inner screen, but not all of it.
Should fit: Built with the iOS 27.1 SDK.
Has issues: Works, but with layout bugs or broken features.
Work in progress: The developer is working on iPhone Duo support.
Letterboxed: Runs in an iPhone-sized window with black bars.
Doesn’t work: Crashes or can’t be used.
Not verified: No confirmed report yet.

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See how each SDK changes your app’s behavior, fix common layout issues, move toolbars into the vertical bar, and ship an update that fills the inner display.

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