Health & Fitness calculators

Free, ad-free health & fitness tools — accurate results with step-by-step working coming to each calculator.

Body Metrics

BMI Calculator

Body mass index by height and weight.

Coming soon

Body Fat Calculator

Estimate body fat percentage.

Coming soon

Ideal Weight

Target weight range for your height.

Coming soon

Nutrition

TDEE Calculator

Total daily energy expenditure.

Coming soon

Calorie Calculator

Daily calorie needs for your goal.

Coming soon

Macro Calculator

Protein, carb and fat targets.

Coming soon

Water Intake

Daily hydration recommendation.

Coming soon

Fitness

One-Rep Max

Estimate your 1RM for any lift.

Coming soon

Pace Calculator

Running pace and split times.

Coming soon

Heart Rate Zones

Training zones from max HR.

Coming soon