General-fitness Calculators
Explore our collection of general-fitness calculators designed to help you achieve your fitness goals.
VO2 Max Calculator
Calculate your VO2 max based on your age, gender, and test method.
Elliptical to Running Conversion Calculator
Convert your elliptical workout to an equivalent running distance based on metabolic load and MET values. Perfect for cross-trainers and injured runners.
Jump Rope Calorie Calculator
Calculate calories burned during jump rope exercise with different intensity levels using scientifically validated MET values.
Heart Rate Calorie Calculator
Calculate calories burned based on heart rate using Keytel equations with sex, age, weight, and optional VO2max for personalized accuracy.
Jiu-Jitsu Calorie Calculator
Calculate calories burned in Brazilian Jiu-Jitsu and grappling with martial arts MET values