11 calculators · free, no sign-up
Health & Fitness Calculators
Understand your body with BMI, BMR, calorie, body-fat and pregnancy calculators built on established formulas.
Available Health calculators
- BMI Calculator Calculate your Body Mass Index (BMI) from height and weight, see your WHO weight category, and your healthy weight range. Open calculator
- BMR Calculator Estimate your Basal Metabolic Rate — the calories you burn at rest. Open calculator
- Body Fat Calculator Estimate body fat from tape measurements with the U.S. Navy method, plus mass, category and a BMI estimate. Open calculator
- Calorie Calculator Find your daily calorie needs for maintaining, losing or gaining weight. Open calculator
- Due Date Calculator Estimate a pregnancy due date from the last menstrual period. Open calculator
- Fat Intake Calculator Estimate recommended daily fat intake within your calorie target. Open calculator
- Ideal Weight Calculator Find a healthy target weight range for your height using established formulas. Open calculator
- Pace Calculator Calculate running pace and speed from distance and elapsed time, with equivalent finish times for common race distances. Open calculator
- Pregnancy Calculator Track pregnancy weeks and key milestones. Open calculator
- Protein Calculator Estimate daily protein needs based on body weight and activity. Open calculator
- Target Heart Rate Calculator Find your training heart-rate zones from age and resting heart rate. Open calculator