Legal & Terms

Terms of Use

GrinFit is a student research initiative that provides fitness guidance and related insights.

Effective: 2026-01-06
support@grin.fitness
GrinFit App & Services

Research Initiative

App activity helps support academic research and improves the service for everyone.

Health Disclaimer

GrinFit provides guidance, not medical advice. Always consult a physician before exercising.

Fair Use

Use the service responsibly, respect others, and help us maintain a safe community.


By using the GrinFit mobile application and related services (the “Service”), you agree to these Terms.

1. Eligibility

  • You must be at least 16 years old (or the minimum age in your region) to use the Service.
  • If you accept on behalf of an organization, you confirm you have authority to bind it.

2. Accounts and Security

  • Keep your login credentials secure and do not share them.
  • You are responsible for activity under your account.
  • Notify us immediately of suspected unauthorized use (support@grin.fitness).

3. Acceptable Use

  • Do not misuse the Service (no abuse, scraping, reverse engineering, or harming others).
  • Do not attempt to bypass security or rate limits.
  • Use the Service only as permitted by law and these Terms.

4. Research and Transparency

  • GrinFit operates as a student research initiative. App activity (e.g., workouts, plan adherence, feature usage) may be analyzed in aggregate or de-identified form to improve the Service and support academic research.
  • We do not sell personal data. See the Privacy Policy for details.

5. Health and Safety Disclaimer

  • GrinFit provides general fitness guidance, not medical advice.
  • Consult a physician before starting any exercise program, especially if you have health conditions.
  • Stop using the app and seek medical help if you experience pain, dizziness, or shortness of breath.

6. Content

  • You retain ownership of content you submit. You grant us a license to use it to operate and improve the Service.
  • We may remove content that violates these Terms or the law.

7. Service Changes and Availability

  • We may update or modify features. We may suspend or terminate accounts for violations or to protect the Service.
  • The Service may be interrupted for maintenance or events beyond our control.

8. Termination

  • You may stop using the Service at any time. You can request account deletion (in-app where available or via support@grin.fitness).
  • We may suspend or terminate access for violations of these Terms or if required by law.

9. Disclaimers

  • The Service is provided “AS IS” and “AS AVAILABLE.” We disclaim warranties of merchantability, fitness for a particular purpose, and non-infringement.

10. Limitation of Liability

  • To the fullest extent permitted by law, GrinFit and its contributors will not be liable for indirect, incidental, special, consequential, or punitive damages, or for loss of data, profits, or revenues.
  • Our total liability for any claim related to the Service will not exceed the amount you paid to use the Service in the 12 months before the claim (or $0 if no fees were paid).

11. Indemnity

  • You agree to indemnify and hold harmless GrinFit and its contributors from claims arising from your misuse of the Service or violation of these Terms.

12. Third-Party Services

  • The Service may link to or integrate third-party services. Their terms and privacy policies apply to your use of those services.

13. Governing Law

  • These Terms are governed by the laws of the jurisdiction where GrinFit operates, without regard to conflict-of-law principles.

14. Changes to Terms

  • We may update these Terms. Material changes will be notified in-app or via email. Continued use after changes means you accept the updated Terms.

15. Contact

  • Questions: support@grin.fitness.