The best workout builder apps on iPhone average 4.7★ across 249+ titles — we've ranked them by what real users actually keep on their phones. Updated May 2026.
Design personalized fitness routines on your iPhone, then seamlessly transfer them to your Apple Watch. Supports a wide range of activities from running and cycling to yoga and strength training, with options for simple goals, advanced intervals, and paced efforts.
This app creates personalized AI-driven workout plans to help you build muscle, gain strength, and lose weight. It adapts to your fitness level and available equipment, offering over 1000 exercises with video guides. Track your progress and get support from trainers.
This app helps you track your workouts and progress with an intuitive interface. It offers a wide range of exercises, detailed instructions, and advanced statistics to help you achieve your fitness goals. Easily log your routines, monitor personal records, and stay motivated on your fitness journey.