Privacy Policy

Effective date: March 6, 2026

This Privacy Policy explains how Princeton Enterprises collects, uses, stores, and protects personal information when you use StackTrack.

1. Information We Collect

We collect information you provide directly and information collected automatically through app usage.

  • Health and fitness data: body weight entries, supplement protocols, dose logs, schedule details, and progress photos.
  • Account information: email address and profile details used to create and manage your account.
  • Device and technical data: device type, operating system, app version, and basic diagnostic events.
  • Usage analytics: feature interactions, session activity, and app performance metrics.

2. How We Use Information

  • To provide and maintain StackTrack functionality.
  • To support protocol tracking, reminders, and data visualizations.
  • To improve app reliability, performance, and user experience.
  • To respond to support requests and user inquiries.
  • To meet legal and compliance obligations.

3. Cloud Storage and Security

StackTrack data is stored in Supabase cloud infrastructure. We use reasonable administrative, technical, and physical safeguards to protect your information. No system can guarantee absolute security, but we work to maintain strong protection standards.

4. Sharing and Selling of Data

We do not sell personal information to third parties. We may share limited information with service providers that help operate the app, such as cloud hosting and analytics providers, under contractual confidentiality and data protection obligations.

5. Data Retention

We retain personal data as long as needed to provide the service, fulfill legal obligations, resolve disputes, and enforce agreements. You may request deletion as described below.

6. Your Privacy Rights

Depending on your location, including California, you may have rights related to your personal information. These may include the right to know, access, correct, and delete certain data.

For California residents, we support CCPA and CPRA rights requests where applicable.

7. Deletion Requests

You may request deletion of your account and associated personal data by contacting [email protected]. We will process verified requests within legally required timeframes.

8. Children

StackTrack is not intended for children under 13. We do not knowingly collect personal information from children under 13.

9. Changes to This Policy

We may update this Privacy Policy from time to time. Material changes will be reflected by updating the effective date above.

10. Contact

If you have questions or privacy requests, contact Princeton Enterprises at [email protected].