Looking for a free AI workout app that actually works? You do not need to spend money on a personal trainer. The best free AI workout apps can build personalized plans, track your progress, and adapt to your body — all for free.
In this guide, we tested and ranked the 5 best free AI workout apps based on features, ease of use, and how well the AI actually personalizes your workouts.
What Makes a Great Free AI Workout App?
Before we dive into the list, here is what we looked for when testing these apps:
True AI personalization: Does the app adapt based on your performance and feedback?
Free tier quality: How much can you do without paying?
Ease of use: Can beginners start without confusion?
Workout variety: Strength, cardio, HIIT, yoga — does it cover your needs?
Nike Training Club — Best Free AI Workout App Overall
Nike Training Club (NTC) is completely free and powered by AI recommendations. It offers over 300 expert-led workouts designed for all fitness levels. The AI learns your preferred workout types and suggests routines that match your goals and schedule.
Best For: Beginners and intermediate users who want variety
Key Features: 300+ free guided workouts, AI recommendations, expert trainers, no paywall
Price: Completely Free
Platform: iOS and Android
Rating: 4.8/5
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Freeletics — Best Free AI Bodyweight Workout App
Freeletics uses AI to generate bodyweight workout plans based on your fitness level and goals. The free version includes HIIT-style workouts that you can do anywhere without equipment. The AI Coach adapts workouts based on your feedback after every session.
Best For: People who train at home without gym equipment
Key Features: AI-powered HIIT workouts, adaptive training, bodyweight focus, no equipment needed
Price: Free (Premium Coach from $34.99/3 months)
Platform: iOS and Android
Rating: 4.5/5
Fitbod — Best Free AI Gym Workout App
Fitbod is the most intelligent AI strength training app available. It analyzes your muscle fatigue and recovery data to build the perfect workout every time you hit the gym. The free tier includes 3 workouts to try before you upgrade.
Best For: Gym-goers focused on strength training and muscle building
Key Features: Muscle recovery tracking, 600+ exercises, smart weight recommendations, Apple Health integration
Price: Free trial (then $15.99/month)
Platform: iOS and Android
Rating: 4.7/5
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MyFitnessPal — Best Free AI Nutrition and Workout Tracker
MyFitnessPal combines AI-powered calorie tracking with workout logging to give you a complete fitness picture. With a database of over 14 million foods and smart calorie goals, it is the most comprehensive free nutrition and fitness tracker available.
Best For: People focused on diet, weight loss, and tracking both food and workouts
Key Features: 14M+ food database, barcode scanner, calorie tracking, workout logging, AI meal insights
Price: Free (Premium $19.99/month)
Platform: iOS and Android
Rating: 4.6/5
Jefit — Best Free AI Workout App for Gym Beginners
Jefit is one of the most beginner-friendly AI workout apps available for free. It offers a massive library of exercises with HD demonstration videos, AI-recommended routines, and a powerful workout tracker. The community feature lets you follow popular programs created by other users.
Best For: Beginners who want structured gym programs with exercise demos
Key Features: 1,300+ exercises with videos, AI workout plans, progress tracker, community programs
Price: Free (Elite plan available)
Platform: iOS and Android
Rating: 4.5/5
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Which Free AI Workout App Should You Choose?
The right free AI workout app depends on your specific fitness goals:
For home workouts with zero equipment: Choose Nike Training Club or Freeletics
For gym strength training: Choose Fitbod or Jefit
For weight loss + tracking both food and exercise: Choose MyFitnessPal
For absolute beginners: Nike Training Club is the easiest to start
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Final Verdict: Best Free AI Workout App
Our top pick for best free AI workout app is Nike Training Club for its completely free model, AI personalization, and expert-quality content. For gym users, Fitbod wins with its advanced muscle recovery AI. And if tracking nutrition matters to you, MyFitnessPal is unbeatable.
AI fitness apps are making professional-level training accessible to everyone. Start with the free version of any app on this list and upgrade only when you are ready for more advanced features.
Want to learn more? Read our complete guide on how to create a personalized AI workout plan.
