Sports Performance Calculators
All Sports Performance Calculators
VO2 Max Calculator
Estimate aerobic capacity from race time
Army Body Fat Calculator
US Army body fat percentage method
5K Pace Calculator
Pace needed to finish 5K in your target time
Marathon Time Predictor
Predict marathon time from shorter race results
Half Marathon Calculator
Pace and finish time for a half marathon
Cycling Power Calculator
Estimated cycling power output in watts
Swim Pace Calculator
Swimming pace per 100m or 100 yards
Heart Rate Recovery
Post-exercise HRR fitness level indicator
Training Load Calculator
Weekly training stress and recovery balance
Rowing Split Calculator
Rowing pace split time and wattage
Hiking Time Calculator
Hiking time by distance and elevation
Sport Nutrition Calculator
Carb and protein needs for training and racing
Running Pace Calculator
Calculate pace, finish time or distance for any run
Steps to Miles
Convert step count to miles and kilometres
Bench Press Calculator
One-rep max from any weight and reps
Marathon Pace Calculator
Pace and split times for marathon
Half Marathon Pace
Pace calculator for half marathon distance
Swimming Pace Calculator
Pace per 100m or 100 yards for swimming
Calories Burned Walking
Calories burned per mile or km walking
Max Heart Rate Calculator
Maximum heart rate by age and fitness level