Exercise & Cardio tools
Free exercise and cardio tools on toolcan: work out running and swimming pace, convert pace to speed, and estimate VO2 max. Each runs entirely in your browser.
Popular Exercise & Cardio tools
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Running Pace Calculator
Work out your running pace, finish time, or distance — enter any two and get the third, with pace per km and per mile plus your speed. Calculates in your browser.
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Pace to Speed Converter
Convert between running pace (min/km or min/mile) and speed (km/h or mph) instantly — handy for treadmills and pace charts. Converts privately in your browser.
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Swimming Pace Calculator
Find your swimming pace per 100 m or 100 yd from a distance and time, plus your average speed — ideal for pool sets and open water. Calculates in your browser.
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VO2 Max Calculator
Estimate your VO2 max — a key measure of aerobic fitness — from a Cooper 12-minute run or your resting and maximum heart rate. Calculates in your browser.