Apple invites developers to submit iPhone Duo-ready apps to the App Store

Apple has opened App Store submissions for iPhone Duo-optimized apps built with Xcode 27.1, signaling an imminent hardware transition that will affect app readiness, customer experience, and App Store visibility. For CIOs and technology leaders, the key implication is the need to prioritize mobile app testing, UI/UX validation across new device poses and orientations, and updates to store assets and release processes ahead of Apple’s April 2027 screenshot requirement.