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Towngas 煤氣公司

The Hong Kong and China Gas Company Limited 香港中華煤氣有限公司Utilities

View in the App Store
On iPhone Duo

Letterboxed

Towngas 煤氣公司 runs in an iPhone-sized window with black bars.

Want Towngas 煤氣公司 to fill the inner display? Be the first to ask.

Its latest version is built with the iOS 17.5 SDK,[1] which Apple shows letterboxed on the inner display.[2]

How we know
From the app’s build
Checked on
Version 5.2.9
Build
iOS 17.5 SDK
Latest version
5.2.9, Sep 26, 2024
Status updated

What owners report

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Version history

  1. Version 5.2.9Letterboxed

    iOS 17.5 SDK

    Checked Oct 26, 2026

Sources

  1. App Store build, version 5.2.9

    Built with the iOS 17.5 SDK. Uses none of Apple’s iPhone Duo APIs.

  2. Apple Developer: Prepare your app for iPhone Duo
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