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Privacy Policy

Last Updated: May 2026

At MASS AI, we take your physical data as seriously as your physical gains. This policy explains how we collect, use, and protect your information when you use our weight-gaining platform.

1. Information We Collect

  • Physical Biometrics: Weight, height, age, and body fat percentage to calculate your TDEE.
  • Activity Data: Gym logs, sets, reps, and perceived exertion (RPE).
  • Nutritional Logs: Photos of meals (if using Vision AI) and calorie intake data.
  • Wearable Data: Optional sync with HealthKit or Google Fit for sleep and heart rate metrics.

2. How We Use AI with Your Data

If you opt-in to our AI features, your data is processed to:

Note: We do not sell your personal health biometrics to third-party advertisers.

3. Data Retention

We store your progress data as long as your account is active. You may request a full export of your training data or permanent deletion of your account at any time through the app settings.

4. Security

Your data is encrypted in transit using SSL/TLS and at rest. While we implement industry-standard security, no method of electronic storage is 100% secure, but we keep your gains behind a heavy-duty firewall.

5. Contact Us

If you have questions regarding this policy, contact our data protection officer at:

hello@ayazalvi.com