Fits Duo
Submit your app

iPhone Duo goes on sale Oct 23, 2026. Developers are likely to update their apps then, so statuses are for reference until launch.

All apps

rednote

XinginSocial

View in the App Store
On iPhone Duo

Fits

rednote fills the inner screen and adapts when you fold.

Its latest version is built with the iOS 27.1 SDK and uses Apple’s iPhone Duo APIs.[1] The iOS 27 SDK fills most of the inner display, and the iOS 27.1 SDK fills all of it.[2] Nobody has checked it on an iPhone Duo yet.

How we know
From the app’s build
Checked on
Version 9.51.1
Build
iOS 27.1 SDK
uses Apple’s iPhone Duo APIs
Latest version
9.51.1, Oct 20, 2026
Status updated

What owners report

No reports from owners yet. Add yours

Sources

  1. App Store build, version 9.51.1

    Built with the iOS 27.1 SDK. Uses UIHingeInteraction, UIViewReservedRegionKind, AVCaptureDeviceDirectionCoordinator, the inner and outer ultra-wide camera types, and systemTraitsAffectingVerticalBarEdge.

  2. Apple Developer: Prepare your app for iPhone Duo
See all 45