Effective date: March 2, 2026

Muscle Gain (“we”, “our”, “us”) respects your privacy. This Privacy Policy explains what data we collect, how we use it, and what choices you have when using the Muscle Gain mobile application (the “App”).

1. Data We Collect

a) Account and Identity Data

When you create or sign in to an account, we may collect:

• User ID
• Email address (if provided)
• Apple/Google sign-in identifier (if used)

b) App Content and Nutrition Data

To provide core app functionality, we collect data you submit, including:

• Meal descriptions and text input
• Food photos you upload or capture
• Nutrition analysis results (calories/macros)
• Meal history, dates, and edits
• Body parameters, goals, and weight entries

c) Health Data (Optional)

If you grant permission, we access Apple Health data:

• Active Energy (calories burned)

We only access data you explicitly authorize. You can revoke permissions anytime in iOS Health settings.

d) Subscription and Purchase Data