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得到-课程听书电子书

luojilabBooks

View in the App Store
On iPhone Duo

Letterboxed

得到-课程听书电子书 runs in an iPhone-sized window with black bars.

Want 得到-课程听书电子书 to fill the inner display? Be the first to ask.

Its latest version is built with the iOS 26.2 SDK,[1] which Apple shows letterboxed on the inner display.[2]

How we know
From the app’s build
Checked on
Version 13.7.0
Build
iOS 26.2 SDK
Latest version
13.7.0, Oct 21, 2026
Status updated

What owners report

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Version history

  1. Version 13.7.0Letterboxed

    iOS 26.2 SDK

    Checked Oct 27, 2026

Sources

  1. App Store build, version 13.7.0

    Built with the iOS 26.2 SDK. Uses none of Apple’s iPhone Duo APIs.

  2. Apple Developer: Prepare your app for iPhone Duo
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