🏃 Fitness and Running Calculators
7 free fitness and running calculators. One rep max, pace, heart rate zones, VO2 max, FFMI and powerlifting scores.
- One Rep Max CalculatorEstimate your one rep max for bench press, squat or deadlift from a weight and reps, using the Epley, Brzycki and other formulas, with a percentage chart.
- FFMI CalculatorCalculate your fat-free mass index (FFMI) and height-normalized FFMI from weight, height and body fat percentage.
- Wilks and DOTS CalculatorCalculate Wilks and DOTS scores for powerlifting from your body weight and total, to compare strength across weight classes.
- VO2 Max CalculatorEstimate VO2 max from the Cooper 12-minute run, a 1.5 mile run time, or your resting and maximum heart rate.
- Heart Rate Zone CalculatorCalculate your maximum heart rate and five training zones from your age, with optional Karvonen zones using resting heart rate.
- Pace CalculatorCalculate running pace per mile and per kilometer from distance and time, or finish time from pace. Includes speed and race time predictions.
- Steps to Miles CalculatorConvert steps to miles and kilometers using your height or stride length. Also shows how many steps are in a mile for you.
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