7 calculators

Health & Fitness Calculators

BMI, BMR, calorie needs, body fat, ideal weight, water intake — track your wellness with accurate metrics.

Calculate your Body Mass Index (BMI) and find out if your weight is in a healthy range based on WHO guidelines.

Calculate your daily calorie needs based on age, weight, height, gender, and activity level. Get targets for weight loss, maintenance, or gain.

Calculate your Basal Metabolic Rate — the number of calories your body burns at rest — using the Mifflin-St Jeor equation.

Estimate your body fat percentage using the U.S. Navy method — proven accurate using just a few body measurements.

Calculate your ideal weight using multiple proven formulas — Devine, Robinson, Miller, Hamwi, and BMI-based.

Find out how much water you should drink daily based on your weight and activity level.

Calculate your daily protein, carbohydrate, and fat needs based on your calorie target and goal.