CallOne Softphone is made and published by CallOne GmbH. AppBrain is an independent app data site and isn't affiliated with CallOne GmbH. The app name, icon, screenshots and description belong to CallOne GmbH and are shown as published on the App Store.
About CallOne Softphone
CallOne Softphone is an utilities app developed by CallOne GmbH.
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App Information
CallOne Softphone is freely available from the App Store. The app size is 96.71 MB. The latest version available is 1.70.0. The last update was on November 25, 2025.
Technical Requirements
The app has a content rating of Everyone. The app has been available on the App Store since November 2022.
Screenshots
Alternatives to CallOne Softphone
Changelog of CallOne Softphone
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Developer information for CallOne GmbH
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