A fitness app is a mobile application designed to help users track and improve their physical health and activity levels. These apps often include features such as workout plans, exercise demonstrations, and nutrition tracking. Users can log their workouts, monitor their progress, and set fitness goals, making it easier to stay motivated and accountable. Many fitness apps also offer social features, allowing users to connect with friends or join online communities for support and encouragement. Some popular fitness apps include MyFitnessPal, Strava, and Nike Training Club, each providing unique tools to enhance the user’s fitness journey.