Does Amex work on iPhone Duo?
Mostly. As of November 12, 2026, Amex uses all or most of iPhone Duo's inner display, but with a stretched iPhone layout rather than one designed for Duo, based on 2 reports from iPhone Duo owners.
Updated
Tried Amex on your Duo? Report itUses all or most of the inner display, but with a stretched iPhone layout rather than one designed for Duo.
Based on 2 reports, recent ones weighted most · Low confidence · Last report Nov 12, 2026
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By position
From recent reports. “Didn't try” answers aren't counted.
App Store updates
Released after Duo submissions opened
Released after Duo submissions opened
Released after Duo submissions opened
Checked every few hours. Only builds made with the iOS 27.1 SDK, accepted since October 5, 2026, can use the whole inner display. Owner reports confirm whether an update did.
Report how it runs
Reports (2)
- Works: Outer screen
- Works: Inner screen
- Works: Outer screen
- Works: Inner screen
Badge for developers
[](https://isitduoready.com/app/amex)
<a href="https://isitduoready.com/app/amex"><img src="https://isitduoready.com/app/amex/badge.svg" alt="iPhone Duo status of Amex" height="20"></a>
Shows Amex's current status and updates by itself. Add it to your README, website or press kit.