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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.

Release day, your time18:18:11

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My Earthquake Alerts & Feed

JRustonApps B.V.Utilities

View in the App Store
On iPhone Duo

Should fit

My Earthquake Alerts & Feed 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]

How we know
From the app’s build
Checked on
Version 26.6.2
Build
iOS 27.1 SDK
Latest version
26.6.2, Oct 19, 2026
Status updated

What owners report

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Version history

  1. Version 26.6.2Should fit

    iOS 27.1 SDK

    Checked Oct 22, 2026

Sources

  1. App Store build, version 26.6.2

    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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