Some of the most popular fitness apps, based on their user base and ratings, include:
- MyFitnessPal: A comprehensive calorie counter and exercise tracker with a large food database.
- Fitbit: Works with Fitbit wearable devices to track activity, sleep, heart rate, and nutrition.
- Nike Training Club: Provides a variety of workout routines, personalized training plans, and guided videos.
- Strava: Primarily used for tracking outdoor activities like running, cycling, and swimming, and provides detailed performance metrics.
- Seven: A high-intensity interval training (HIIT) app that offers quick, seven-minute workout routines.
- Fitbod: Generates customized workout plans based on personal goals, level of fitness, and equipment availability.
- Sworkit: Offers a wide range of customizable workouts with video demonstrations and coaching instructions.
- JEFIT: Focuses on weightlifting and strength training, providing workout tracking, exercise library, and training plans.
- Couch to 5K: A beginner-friendly app that helps users gradually build up endurance to run a 5K race.
- Runtastic: Tracks various physical activities like running, walking, and cycling, providing detailed stats and a GPS route tracker.
Note that popularity rankings may vary over time and across different regions.