Fitness & Exercise
Calculate calories burned, one-rep max, running pace, VO2 max and daily step goals. Free fitness calculators for your workout planning.
5 free calculators available
One Rep Max Calculator - Calculate Your 1RM
Calculate your one rep max (1RM) for weightlifting using multiple proven formulas. Find your maximum lifting capacity and training percentages.
Running Pace Calculator - Calculate Your Running Speed
Calculate your running pace, speed, and split times for any distance. Perfect for marathon training and race planning.
VO2 Max Calculator - Measure Your Aerobic Fitness
Calculate your VO2 max using Cooper Test, Rockport Walking Test, or formula-based estimation. Measure cardiovascular fitness and aerobic capacity with scientifically validated methods.
Calories Burned Calculator - Exercise Calorie Counter
Calculate calories burned during 60+ activities including running, cycling, swimming, gym workouts, and daily activities. Uses scientifically validated MET values for accurate estimates.
Daily Step Goal Calculator - How Many Steps Should You Walk?
Calculate your personalized daily step goal based on age, weight, fitness level, and health goals. Find out how many steps you should walk per day for optimal health.
Fitness & Exercise Calculators
5 fitness & exercise calculators in this category. Each one names the formula it uses and the guideline or study the formula came from — so you can verify the math instead of trusting a black box. Calculations run in your browser; nothing you enter is sent anywhere.
Fitness & exercise numbers are screening tools, not diagnoses. They are useful for spotting outliers and tracking changes over time, less useful for telling you what to do about a borderline result. For that, take the number to a clinician who can read it in the context of your full history.
Available Calculators
- One Rep Max Calculator - Calculate Your 1RM — Calculate your one rep max (1RM) for weightlifting using multiple proven formulas. Find your maximum lifting capacity and training percentages.
- Running Pace Calculator - Calculate Your Running Speed — Calculate your running pace, speed, and split times for any distance. Perfect for marathon training and race planning.
- VO2 Max Calculator - Measure Your Aerobic Fitness — Calculate your VO2 max using Cooper Test, Rockport Walking Test, or formula-based estimation. Measure cardiovascular fitness and aerobic capacity with scientifically validated methods.
- Calories Burned Calculator - Exercise Calorie Counter — Calculate calories burned during 60+ activities including running, cycling, swimming, gym workouts, and daily activities. Uses scientifically validated MET values for accurate estimates.
- Daily Step Goal Calculator - How Many Steps Should You Walk? — Calculate your personalized daily step goal based on age, weight, fitness level, and health goals. Find out how many steps you should walk per day for optimal health.