Boulder Line is made and published by Chalk Technologies OU. AppBrain is an independent app data site and isn't affiliated with Chalk Technologies OU. The app name, icon, screenshots and description belong to Chalk Technologies OU and are shown as published on the App Store.
About Boulder Line
Boulder Line is a health & fitness app developed by Chalk Technologies OU.
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App Information
Boulder Line is freely available from the App Store. The app size is 68.19 MB. The latest version available is 3.1.3. The last update was on July 16, 2026.
Technical Requirements
The app has a content rating of Everyone. The app has been available on the App Store since October 2025.
Screenshots
Also available on Google Play
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Changelog of Boulder Line
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Developer information for Chalk Technologies OU
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