Last updated: June 7, 2026
Welcome to 28 ("we," "our," or "us"). We are committed to protecting your privacy and personal information. This Privacy Policy explains how we collect, use, disclose, and safeguard your information when you use our mobile application and related services.
Your health data is stored locally on your device and synced securely to our servers when you're signed in. We implement industry-standard security measures including:
We do not sell, trade, or rent your personal information to third parties. We may share your information only in the following circumstances:
You have the right to:
Our app is intended for users 17 years of age and older. We do not knowingly collect personal information from users under 17. If we learn that we have collected personal information from a user under 17, we will delete that information promptly. By using our app, you confirm that you are at least 17 years old.
Your information may be transferred to and processed in countries other than your own. We ensure that such transfers comply with applicable data protection laws and that your information receives adequate protection.
We may update this Privacy Policy from time to time. We will notify you of any material changes by posting the new Privacy Policy in the app and updating the "Last updated" date. Your continued use of the app after changes become effective constitutes acceptance of the updated policy.
If you have any questions about this Privacy Policy or our privacy practices, please contact us at:
Email: contact@28cycle.app
We will respond to your inquiry within a reasonable timeframe.