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Privacy Policy

Last Updated: August 27, 2025

Welcome to MySleepCalc ("we", "us", or "our"). We are committed to protecting your privacy. This Privacy Policy explains how we collect, use, and disclose information when you use our website, mysleepcalc.com (the "Service").

Information We Collect

MySleepCalc is designed to be used without collecting any personally identifiable information (PII).

  • Calculator Data: The times you input into the sleep calculator are processed in your browser and are not sent to or stored on our servers.
  • Settings Data: Any settings you configure in the "Advanced Settings" section are stored locally in your browser's localStorage. This data remains on your device and is not accessible by us.
  • Usage Analytics: We may use privacy-respecting analytics services to understand how our visitors use the Service. This data is aggregated and anonymized and does not include personal information.

Cookies

We do not use cookies for tracking or advertising purposes. We may use essential cookies that are necessary for the basic functionality of the website, such as remembering your theme preference (light/dark mode).

How We Use Your Information

Since we do not collect personal information, we do not use it for any purpose. The non-personal, anonymized analytics data we collect is used solely to improve the functionality and user experience of our website.

Third-Party Services

Our website does not integrate with any third-party services that would collect your personal information.

Children's Privacy

Our Service is not intended for use by children under the age of 13. We do not knowingly collect any personal information from children.

Changes to This Privacy Policy

We may update our Privacy Policy from time to time. We will notify you of any changes by posting the new Privacy Policy on this page. You are advised to review this Privacy Policy periodically for any changes.

Contact Us

If you have any questions about this Privacy Policy, please contact us at support@mysleepcalc.com.