Privacy Policy
Last updated: January 13, 2025
Overview
Life & Death Master ("the App") is a Go (Weiqi/Baduk) tsumego practice application. We are committed to protecting your privacy. This policy explains how we handle your information.
Data Collection
We do not collect any personal data.
The App does not:
- Collect personal information
- Track your location
- Access your contacts
- Use analytics or tracking services
- Send data to external servers
- Require account creation or login
Local Data Storage
The App stores the following data locally on your device only:
- Learning Progress: Your problem-solving history, spaced repetition data, and statistics
- Settings: Your preferences for board theme, daily goals, and other app settings
- Imported Problems: Any SGF files you import into the App
This data:
- Never leaves your device
- Is not transmitted to any server
- Is not shared with any third party
- Can be deleted by uninstalling the App or using the "Reset All Progress" feature
Third-Party Services
The App does not integrate with any third-party services, analytics platforms, or advertising networks.
Children's Privacy
The App does not collect any data from anyone, including children under 13. The App is rated 4+ and is safe for all ages.
Data Security
Since all data is stored locally on your device and never transmitted, your data is protected by your device's built-in security features (passcode, Face ID, Touch ID).
Your Rights
You have full control over your data:
- Access: View your progress in the Statistics tab
- Delete: Use "Reset All Progress" in Settings or uninstall the App
- Export: Your data is stored in standard formats on your device
Changes to This Policy
If we update this privacy policy, we will post the new policy here and update the "Last updated" date. Continued use of the App after changes constitutes acceptance of the updated policy.
Contact
If you have questions about this privacy policy, please contact:
Email: zsong20251922@gmail.com