Calculate pace, time, and distance instantly.
Free tools to help you train smarter and race faster
Calculate pace, finish time, or distance for any run or race.
Try it →Predict your finish time at any race distance using the Riegel formula.
Try it →Find your optimal training heart rate zones by BPM.
Try it →Plan even or negative splits for your next race.
Try it →Full mile-by-mile pace chart for any goal marathon time.
Try it →More calculators coming soon
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