Does Expo Go work on iPhone Duo?

Yes. Expo Go is updated for iPhone Duo and uses the full inner display. Its latest version is built with the iOS 27.1 SDK and uses Apple’s iPhone Duo APIs.

Is Expo Go letterboxed on iPhone Duo?

No. Expo Go fills the inner display.

All apps

Expo Go

Name: Expo Go
Author: Nametag

NametagUtilities

View in the App Store

On iPhone Duo

Fits

Expo Go 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]

How we know: From the app’s build
Checked on: Version 58.0.5
Build: iOS 27.1 SDK
uses Apple’s iPhone Duo APIs
Latest version: 58.0.5, Oct 22, 2026
Status updated: Oct 23, 2026

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Version history

Version 58.0.5Fits
iOS 27.1 SDK
Checked Oct 23, 2026

Sources

App Store build, version 58.0.5
Built with the iOS 27.1 SDK. Uses UIHingeInteraction and SwiftUI’s onHingeChange, ArrangementView and its automatic, overlay and split styles.