OTB Clock Terms of Use

Effective date: June 4, 2026

By using OTB Clock, you agree to use the app responsibly during casual or tournament chess games.

Clock Accuracy

OTB Clock is intended as a practical chess clock. Device performance, operating system scheduling, battery state, or interruptions may affect timing. For official events, confirm that phone-based chess clocks are allowed by the organizer.

Subscriptions

Premium features may be offered through auto-renewing subscriptions managed by Apple. You can manage or cancel subscriptions in your Apple Account settings.

No Warranty

The app is provided as is. We are not responsible for tournament disputes, device issues, or losses caused by misuse or interruptions.

Contact

For questions about these terms, contact jie.xiang.jm@gmail.com.