VO2 Max Calculator (Cooper Test)
Use the free online VO2 Max Calculator (Cooper Test) tool. Fast, private and easy to use — runs entirely in your browser. Part of our Sports Calculators collection.
One Rep Max Calculator
Estimate your one-rep max with the Epley formula plus common training percentages.
Running Calorie Calculator
Estimate calories burned running or walking a distance based on your body weight.
Race Time Predictor
Predict your finish time at a new distance from a recent result using the Riegel formula.
VO2 Max Calculator (Cooper Test)
Estimate aerobic fitness from a 12-minute run using the classic Cooper test formula.
Power-to-Weight Ratio Calculator
Compute watts per kilogram, the key performance metric in cycling and climbing.
Vertical Jump Power Calculator
Convert a vertical jump into peak leg power with the Sayers equation.
Ape Index Calculator
Find your ape index — wingspan minus height — the climber's favourite measurement.
Batting Strike Rate Calculator
Work out a cricket batting strike rate — runs per 100 balls faced.