Privacy Policy

Effective Date: May 5, 2026

Hour Sum is committed to user privacy. Our application is designed to be a "client-side only" utility.

• Data Collection: We do not collect, store, or transmit any personal information to external servers.
• Local Storage: Your tracking data is saved locally on your own device using browser localStorage. This data never leaves your computer.
• Third-Party Services: We may use Google AdSense to serve ads. Google may use cookies to serve ads based on your prior visits to this or other websites.

If you clear your browser cache or "Reset" the timer, your data will be permanently deleted from your device.