TimeTrails Privacy Policy

Welcome to TimeTrails . We value your privacy and data security. This policy aims to clearly and readably explain how we handle your information under the principles of default minimal collection , local-first processing , and user control .

What information do we collect

• Location information (optional): used to record your travel routes, stop points, and map visualization. Permissions: NSLocationWhenInUseUsageDescription, NSLocationAlwaysAndWhenInUseUsageDescription.
• Sports and Fitness (Optional): Used for more accurate determination of movement status and mileage statistics. Permission: NSMotionUsageDescription.
• Photo Access (Optional): Used when you choose to import or associate photos. Permissions: NSPhotoLibraryAddUsageDescription, NSPhotoLibraryUsageDescription.
• <strong> Notifications (Optional) </strong>: Used for interactive reminders (e.g., completion records, sync status).
• <strong>Crash and Diagnostic Data (Optional)</strong>: If you agree to share diagnostic information through system settings or TestFlight, we may receive anonymous crash logs to improve stability.

How We Use Information

• Generate and present tracks, statistics, and map visualizations locally on the device.
• (Optional) Used to keep data consistent between your devices when you enable iCloud/private server synchronization.
• Improve application performance, stability, and user experience (e.g., fixes based on anonymous crash logs).

Data Storage and Retention

• <strong>Local First</strong>: Trajectory data is stored locally on your device by default.
• <strong> retention period </strong>: You can delete data within the app; we do not retain a separate copy of your personal data outside the app.

Third Party Services

The app may use services provided by Apple (such as iCloud, system location, etc.). These services are governed by their respective terms and privacy policies. We do not sell your personal data to third parties.

Your Rights

• <strong> Access and Export </strong>: View and export your data (such as GPX/CSV, if provided) within the app.
• <strong> Correction and Deletion </strong>: Edit or delete your records, tracks, and media associations.
• <strong> Permission Control </strong>: You can withdraw location, motion, photo, and other permissions at any time in iOS settings.
• <strong>Different regional regulations</strong>: We respect applicable laws (such as GDPR/CCPA). To exercise your rights, please contact the email below.

Children's Privacy

This application is intended for the general public and is not designed for children. If you believe we have collected information from children without parental consent, please contact us for resolution.

Changes

We may update this policy to reflect changes in features or regulations. Significant changes will be prompted in the app or on this page, and the 'Last Updated' date will be updated.

Contact Us