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Privacy Policy

Last updated: March 2026

Information We Collect

Myos collects the following information to provide our services:

  • Account Information: Email address (via Google or Apple Sign-In)
  • Workout Data: Exercise logs, sets, reps, weights, workout history
  • Profile Information: Name, injury preferences, training goals (optional)
  • Usage Data: Hypertrophy Index scores, routine preferences

How We Use Your Information

  • Provide personalized workout recommendations
  • Track your fitness progress over time
  • Generate AI-powered training plans
  • Enable social features (following friends, sharing workouts)
  • Improve our services and user experience

Third-Party Services

We use the following third-party services:

  • Firebase Authentication: Secure user sign-in (Google / Apple)
  • Cloud Firestore: Encrypted data storage
  • Google Gemini API: AI workout generation and coaching

These services process your data according to their own privacy policies and security standards.

Data Security

Your data is stored securely using Firebase infrastructure with encryption in transit and at rest. We do not sell or share your personal information with third parties for marketing purposes.

Camera & Photos

Myos may request access to your camera or photo library solely to allow you to set a profile photo. This data is not used for any other purpose and is not shared with third parties.

Apple Health

Myos may read from and write to Apple Health to complement your training history and log completed workouts. Health data is never shared with third parties.

Your Rights

You have the right to:

  • Access: Request a copy of your data
  • Delete: Request deletion of your account and data
  • Export: Download your workout history

To exercise these rights, contact us at the address below.

Data Retention

We retain your data while your account is active. You can delete your account at any time through the app settings, which will remove your personal data within 30 days.

Children's Privacy

Myos is not intended for users under 13 years of age. We do not knowingly collect personal information from children.

Changes to This Policy

We may update this policy from time to time. We will notify users of significant changes via the app.

Contact Us

For privacy questions or to request data deletion:

Support: usemyos.app