Calculators
Fitness & Sports
Pace, heart-rate zones, training loads and race predictions. · 16 tools
Plan training and predict performance: convert paces, set heart-rate zones from your max or resting pulse, estimate your one-rep max without testing it, and predict race times from a recent result. The sports tools use published formulas (Karvonen, Epley/Brzycki, Riegel) that are stated on each page.
Barbell Plate CalculatorCalculate how much plate weight to load on each side of the bar to reach your target to…Bench Press CalculatorOne-rep max and strength standards for the bench press by body weightCalories Burned Walking CalculatorFree calories burned walking calculator: enter your weight, walking speed, time or distance and incline to…Cycling CalculatorCalories, travel time, CO₂ savings and money saved vs car.Deadlift CalculatorOne-rep max and strength standards for the deadlift by body weightExercise Calorie CalculatorCalories burned in 30+ sports: running, cycling, swimming, gym.Golf Handicap CalculatorCalculate WHS Handicap Index from your rounds. Course Rating and Slope.One Rep Max CalculatorCalculate 1RM for bench press, squat and deadlift.Power-to-Weight CalculatorCalculate your power-to-weight ratio in watts per kilogram (W/kg) — a key cycling perfo…Race Time PredictorPredict your running time for a new distance based on a previous result using Riegel's …Rowing Split CalculatorCalculate your rowing machine pace — the 500 m split — from distance and time.Sleep CalculatorBest bedtime or wake-up time based on 90-min sleep cycles.Squat CalculatorOne-rep max and strength standards for the squat by body weightSwim Pace CalculatorCalculate your swim pace per 100 metres and your speed from distance and time.Training Volume CalculatorCalculate your workout's total volume (tonnage) from sets, reps and weight.Training Weight CalculatorCalculate your training weight for a chosen percentage of your one-rep max (1RM).