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HJJ GO｜All-in-One Learning App

Goer Tech Inc.Education

View in the App Store
On iPhone Duo

Should fit

HJJ GO｜All-in-One Learning App 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 3.0.3
Build
iOS 27.1 SDK
Latest version
3.0.3, Nov 3, 2026
Status updated

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Version history

  1. Version 3.0.3Should fit

    iOS 27.1 SDK

    Checked Nov 5, 2026

Sources

  1. App Store build, version 3.0.3

    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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