re.flex is a precise digital therapist designed to effectively and sustainably treat knee, hip, and low back pain. It is a patented medical device providing active, direct feedback to ensure correct exercise execution. Scientifically validated, re.flex helps users relieve pain and regain quality of life independently at home.

re.flex combines an app with a patented sensor kit to support therapeutic training for patients with knee osteoarthritis (gonarthrosis) and other orthopedic conditions like ACL, total knee replacement, total hip replacement, and lower back pain. The system offers immediate audiovisual feedback on exercise quality through 3D animation and reliable angle measurement.

Clinical studies in Germany confirm the effectiveness of re.flex in reducing pain and improving joint function. It is classified as a Class I medical device and complies with ISO 27001 for information security. Available in the UK and Germany, the service supports iOS and Android platforms. The company seeks partnerships to expand internationally and offers collaborations with hospitals, distributors, and health insurers.