Fitness & Health Calculators

Calculate your Body Mass Index using height and weight. Understand your weight category, set fitness goals, and track progress over time with this free BMI Calculator.

Estimate your body fat percentage using the U.S. Navy formula based on your measurements. Accurately track your fitness and body composition progress.

Estimate your due date, current week, and trimester instantly. Enter your last menstrual period or conception date to track your pregnancy journey.

Calculate your daily calorie needs to maintain, lose, or gain weight. Plan your nutrition and hit your fitness goals with personalised calorie targets.

Estimate your Basal Metabolic Rate — the calories your body needs at rest. Optionally calculate your Total Daily Energy Expenditure (TDEE) using activity levels.

Calculate your ideal daily water intake based on weight, gender, activity level, and climate. Adjustments available for pregnancy and breastfeeding.

Calculate your ideal body weight range based on your height, gender, and standard medical formulas to see what's considered healthy for you