OTB Clock Privacy Policy

Effective date: June 4, 2026

OTB Clock is a chess clock for over-the-board games. The app is designed to work locally on your device.

Data We Store

The app may store your selected time control, theme, onboarding state, and local clock session records on your device. This data is used only to operate the app and restore your preferences.

Subscriptions

Subscriptions are handled by Apple's StoreKit. We do not receive or store your payment card details.

Analytics and Tracking

OTB Clock does not show ads and does not use third-party tracking SDKs.

Deleting Data

You can remove the app from your device to delete local app data managed by iOS.

Contact

For privacy questions, contact jie.xiang.jm@gmail.com.