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.
Zone 2 Heart Rate Calculator
Calculate your Zone 2 heart rate training range using Karvonen (HRR), percentage of max HR, or MAF methods. Find your optimal aerobic training zone.
Calorie Calculator for Weight Loss
Calculate your personal daily calorie target for weight loss using the Mifflin-St Jeor and Katch-McArdle formulas. Get your BMR, TDEE, and recommended calorie deficit.
BMI Calculator
Calculate your Body Mass Index (BMI) to understand your weight category. Get your BMI score, health risk assessment, and ideal weight range based on your height.
Body Fat Calculator
Calculate your body fat percentage using the US Navy method. Get accurate estimates based on simple body measurements - no calipers or special equipment needed.
Macro Calculator
Calculate your ideal daily intake of protein, carbohydrates, and fat based on your goals. Choose from preset ratios like Balanced, Low-Carb, High-Protein, or Keto, or create your own custom split.
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
Yoga Calorie Calculator
Calculate calories burned doing yoga. Hot yoga, power yoga, vinyasa, ashtanga, hatha, and yin yoga options.
Walking Calorie Calculator
Calculate calories burned walking. Slow, moderate, brisk, very brisk, and incline walking options with step estimates.
CrossFit Calorie Calculator
Calculate calories burned during CrossFit workouts. WOD, HIIT, strength training, and skill work options.
Pilates Calorie Calculator
Calculate calories burned doing Pilates. Mat Pilates, reformer Pilates, advanced, and beginner options.
Dance Calorie Calculator
Calculate calories burned dancing. Zumba, hip hop, salsa, ballet, ballroom, aerobic dance, and more.