Serena

Privacy Policy

We do not collect your data.

Serena is designed to be private by default. We do not collect, store, sell, share, or track any personal user data whatsoever.

No Data Collection

Serena does not collect personal information, breathing session data, analytics, identifiers, location data, contact details, or usage history.

No Accounts or Tracking

Serena does not require an account. We do not use third-party trackers, advertising SDKs, analytics services, or behavioral profiling.

No Selling or Sharing

Because Serena does not collect user data, there is no user data for us to sell, rent, trade, disclose, or share with anyone.

Apple HealthKit

Serena does not interface with the Apple Health app (HealthKit). We do not read, write, collect, store, or share any health or fitness data.

Data Retention and Deletion

Because we collect and store no personal data, there is no data retention period. There is no data for you to access, correct, or request deletion of. There is also no consent regarding data collection by Serena that needs to be revoked.

If you have any questions or concerns about privacy, please contact us.

Developer Identity

This privacy policy applies to the Serena app, developed and published by Jose Luis Loya Cabrera as an individual Apple Developer Program member.

Privacy Policy Updates

We may update this Privacy Policy to reflect changes in legal requirements, app functionality, or privacy practices. Significant changes will be communicated through app updates. We recommend reviewing this policy periodically.

Last updated: June 16, 2026