App won't open or crashes
Most startup issues are fixed by updating the app or restarting your device.
Last updated June 26, 2026
- 1Force-close Kaun and open it again.
- 2Restart your phone.
- 3Check the App Store or Google Play for a Kaun update and install it.
- 4If the problem continues, delete and reinstall Kaun (see data backup first).
- 5Contact support with your device model and iOS/Android version.
Note
Reinstalling removes local data unless you have a device backup or shared exports.