| Client | Minimum version |
| iOS-App (V. 3.22.0) | iOS 12.0 |
| Android-App (V. 3.22.0) | Android 5.0 |
| Desktop-Client Windows (V. 3.22.0) | Windows 7 |
| Desktop-Client Mac (V. 3.22.0) | Mac OS X 10.11 (El Capitan) |
| Web-Client (V. 3.22.0) | Depending on the browser. In general, the latest version of the most popular browsers should be used, Internet Explorer is only supported in version 11. |