Running · Free tool
Running Pace Calculator
Work out your pace, speed and finish time from any distance and time.
More tools
All tools →Fitness
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Calories Burned Calculator
Estimate how many calories you burn in a workout, by activity and body weight.
Health⚖️
BMI Calculator
Calculate your Body Mass Index and see which category it falls in.
Strength🏋️
One-Rep Max Calculator
Estimate your one-rep max from the weight and reps you lifted.
Running🎽
Race Time Predictor
Predict your 5K, 10K, half and full marathon times from a recent run.