MuscleOS

Contains adsIn-app purchases
Content rating
Everyone
5+
Downloads
Content rating
Everyone
In-App Purchases
Learn more
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About this app

MuscleOS is an all-in-one fitness companion designed to help you train consistently, organize your nutrition, and monitor your progress.

FOLLOW STRUCTURED WORKOUTS

Build a reliable fitness routine with organized gym workout plans, exercise instructions, set tracking, and workout history. Watch exercise videos to better understand movement and form.

PLAN YOUR TRAINING WEEK

Use the workout scheduler to organize gym sessions throughout the week. Create custom workouts that match your goals, available equipment, and preferred training routine.

TRACK SETS AND PROGRESS

Record completed sets, weights, repetitions, and workout activity. Review your training history and progress insights to understand how your performance changes over time.

MANAGE MEALS AND CALORIES

Track meals, calories, and daily nutrition targets in one place. Use AI-powered food scanning to estimate nutritional information from meal photos, then review the results before adding them to your log.

BUILT FOR DIFFERENT FITNESS GOALS

Whether you want to gain muscle, improve strength, lose weight, or develop healthier habits, MuscleOS provides practical tools to help you stay organized and focused.

KEY FEATURES

• Exercise demonstration videos
• Structured gym workout plans
• Weekly workout scheduler
• Custom workout creation
• Exercise, set, weight, and repetition tracking
• Workout history and progress monitoring
• Meal and calorie tracking
• AI-powered meal scanning
• Personalized nutrition targets
• Muscle-gain and weight-loss support

Some features and unlimited access may require a MuscleOS Pro subscription. Subscription options and applicable terms are displayed before purchase.

MuscleOS is intended for general fitness and informational purposes. It does not provide medical advice. Consult a qualified healthcare professional before beginning a new exercise or nutrition program.
Workout videos, smart plans, meal tracking, AI calorie scans and progress tools.
Updated on
Aug 30, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
  • No data shared with third parties
    Learn more about how developers declare sharing
  • This app may collect these data types
    Personal info
  • Data is encrypted in transit
  • You can request that data be deleted

What’s new

• Introduced subscription-required account creation.
• Removed the free signup plan.
• Added monthly and yearly Google Play subscriptions.
• Improved app performance with code and resource optimization.
• Enhanced stability and account creation reliability.