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

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ExpressVPN · Secure & Fast VPN

Express VPNUtilities

View in the App Store
On iPhone Duo

Should fit

ExpressVPN · Secure & Fast VPN is built with the iOS 27.1 SDK and should fill the inner screen completely.

Its latest version is built with the iOS 27.1 SDK.[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 12.77.0
Build
iOS 27.1 SDK
Latest version
12.77.0, Oct 19, 2026
Status updated

What owners report

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Sources

  1. App Store build, version 12.77.0

    Built with the iOS 27.1 SDK. Uses none of Apple’s iPhone Duo APIs.

  2. Apple Developer: Prepare your app for iPhone Duo
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