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Terms of Service

Last updated: July 1, 2026

1. Acceptance of Terms

By using Chess Clock (the “App”), available at chess-clock.app and on the Apple App Store, you agree to these Terms of Service. If you do not agree, please do not use the App.

2. Description of Service

Chess Clock is a chess timer application that supports all major time controls including Fischer, Bronstein, Byoyomi, and Canadian. The App is available as a native iOS application and as a web companion for live spectating. Features include time control presets, live sharing, and real-time spectating.

3. User Content

You are responsible for any content you create within the App, including match names and player names. By using the Live Sharing feature, you acknowledge that shared clock data is temporarily stored on our servers and accessible to anyone with the share code.

4. Acceptable Use

You agree not to:

  • Use the App for any unlawful purpose
  • Attempt to gain unauthorized access to the App’s systems
  • Interfere with or disrupt the App’s servers or networks
  • Use automated scripts to access the App

5. Data and Storage

iOS app: Your clock data is stored on your device.

Live Sharing: Shared clock data is stored temporarily in Firebase. We may delete inactive shared data after 30 days.

6. Disclaimer of Warranties

The App is provided “as is” without warranties of any kind, express or implied. Time accuracy depends on device performance.

7. Limitation of Liability

To the maximum extent permitted by law, we shall not be liable for any indirect, incidental, special, or consequential damages arising from your use of the App.

8. Contact

For questions about these terms, contact us at tihomirvidenov@gmail.com.