OpenTracks is described as 'Sport tracking application that completely respects your privacy' and is a Run Tracker in the sport & health category. There are more than 50 alternatives to OpenTracks for a variety of platforms, including iPhone, Android, Web-based, iPad and Apple Watch apps. The best OpenTracks alternative is ASICS Runkeeper, which is free. Other great apps like OpenTracks are Strava, MyFitnessPal, Runbuds and FitoTrack.
PK Fitness is an effort-based workout tracker. Using the science of your body, the app tracks how hard you're working and tells you in real-time as your exercising, keeping you accountable and motivated every step of the way.
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