Save your knees and perform better than ever in your sport or activity, without getting hurt or dealing with old or stiffness.

ACL Strong is the most trusted way to safely strengthen your knees so you excel in sports, or simply enjoy life, without getting hurt or dealing with persistent joint problems.

Our training method is proven to reduce ACL injuries, ankle sprains, knee pain, and other issues in the knee, hip, and ankle by more than 50%. Reduce pain and stiffness from arthritis with the right progression of movement and exercise.

ACL Strong will guide you through the exact exercises to do to gain strength and confidence in just 6 weeks, so you feel more empowered and optimistic about pursuing your dreams.

ACL Strong's Classic Course is a MUST for anyone playing soccer, basketball, lacrosse, football, gymnastics, tennis, or other pivoting sports, as the risk of ACL injury is very high and has serious consequences.

Our ACL Strong Snow Course is designed for anyone who snow-skis, snowboards, or wants to enjoy life without pain, stiffness, or achey knees. Endorsed by the National Ski Patrol and Professional Ski Instructors of America and American Association of Snowboard Instructors.

Download the app now, sign up for one of our flagship courses, and bulletproof your knees in 6 weeks.

What’s New

Version 1.1

Effective and easy-to-follow training exercises to help athletes and active people save their knees and perform better than ever in their sports for as long as possible.

App Privacy

The developer, Leslie Desrosiers, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy.

Data Linked to You

The following data may be collected and linked to your identity:

  • Health & Fitness
  • Financial Info
  • Contact Info
  • User Content
  • Identifiers
  • Usage Data

Data Not Linked to You

The following data may be collected but it is not linked to your identity:

  • Contact Info
  • Identifiers

Privacy practices may vary based on, for example, the features you use or your age. Learn More


  • Family Sharing

    Up to six family members will be able to use this app with Family Sharing enabled.

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