RunCrunch is a free running log, performance analysis tool, and visualizer. RunCrunch was created with the goal of providing free and powerful visuals beyond the scope of typical fitness services, while keeping your fitness data easily accessible in an intuitive, interactive user interface.
RunCrunch dives deep into each activity to give you the most accurate and insightful data relevant to your athletic success, including 3D modelling, grade adjusted pace, pace zones, and intensity scoring calibrated to your fitness level.