Apple Announces iPhone Duo Apps Can Now Be Submitted to App Store
Apple today announced that apps optimized for the iPhone Duo can now be submitted for App Store approval, ahead of the foldable device launching on Friday, October 23. While existing App Store apps will automatically run on the iPhone Duo, only apps built with the iOS 27.1 SDK or later can dynamically resize to fill the entire space of the inner display, whereas unoptimized apps will have black…
Apple has announced that developers can now submit apps optimized for the iPhone Duo to the App Store, in anticipation of the foldable device's launch on October 23. While iOS 27.1 and later versions will enable apps to dynamically adjust to the phone's unique display, unoptimized apps will display black borders due to the lack of resizing capabilities. Developers can prepare their apps for the iPhone Duo using Xcode 27.1, with guidance available on Apple's website.
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