Dr. Muscle is an AI workout app created by Dr. Carl Juneau, an exercise scientist with a PhD in epidemiology, and based in Quebec, Canada. The app describes itself as an AI pocket personal trainer that automatically builds and continuously adjusts strength and hypertrophy programs using evidence-based training methods.
Core features include automated progressive overload, daily undulating periodization, automated deloads and light sessions, superset management, weight and body-fat tracking, calorie coaching, an AI adaptive meal planner, and AI-generated progress reports and analysis. The app offers more than 27 features and is updated over 50 times per year. It targets users from beginners to experienced bodybuilders focused on muscle gain and strength.
Dr. Muscle is available on iOS, Android, and the web, with an Apple Watch app launched in June 2025. A permanent free plan includes one automated exercise recommendation per day with manual progression for other exercises. Premium costs $29.99/month or $239.88/year, with a 2-week free trial.