Train effectively by keeping your heart rate within target zones during various activities. Analyze your performance with cumulative graphs and track your routes. Measure fitness metrics and access preloaded or custom heart rate zones.






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Whether you want more options like VO2 STUDIO or a completely different take on the same concept, our curated list of 6+ similar apps has you covered. Updated for 2026 with the latest ratings and comparisons.






Train effectively by keeping your heart rate within target zones during various activities. Analyze your performance with cumulative graphs and track your routes. Measure fitness metrics and access preloaded or custom heart rate zones.










Calculate and track your Body Mass Index with a simple, user-friendly interface. Get clear interpretations of your results and access offline functionality. Share your progress and learn more about BMI.