Health Tools
Free health and fitness calculators: BMI, calories, body fat, macros and more. No registration.
Adult BMI CalculatorBMI for adults. Interpretation: underweight, normal, overweight, obesity. Free and fast.
Basal Metabolism Calculator (BMR and TDEE)Calculate your basal metabolism (BMR) and your maintenance calories (TDEE) with the Mifflin-St Jeor formula. F…
BMI CalculatorCalculate your Body Mass Index (BMI) for free online. Enter weight and height, instant result. Ideal to know i…
BMR and TDEE Calculator (Metabolism)Calculate your basal metabolism (BMR) and your daily caloric expenditure (TDEE) with the Mifflin-St Jeor formu…
Body Fat CalculatorEstimate your body fat percentage using the US Navy method from your measurements. Free online.
Body Mass Index CalculatorCalculate your BMI and classification according to WHO. Ideal weight and healthy range. Free online.
Body Surface CalculatorCalculate body surface area (BSA) by Mosteller formula. For dosage. Free.
Calories Burned CalculatorEstimates calories burned by activity: running, walking, cycling. By time and weight. Free.
Children's BMI CalculatorBMI for children and adolescents according to age and sex. WHO percentiles. Free for parents.
Creatinine Clearance CalculatorCalculates creatinine clearance (CrCl). Cockcroft-Gault formula. Clinical use. Free.
Daily Calorie CalculatorCalculate how many calories you need per day based on age, weight, height and activity. TDEE and basal metabol…
Daily Water CalculatorHow much water to drink per day according to weight and activity. Recommended hydration. Free online.
Due Date CalculatorCalculate the expected delivery date according to the last period. Weeks of pregnancy. Free for pregnant women…
Heart Rate CalculatorHeart rate zones for training. FCM and age zones. Free for athletes.
Ideal Weight CalculatorCalculate your ideal weight according to the Devine formula or BMI. By height and sex. Free online.
Macronutrient CalculatorDistribute your daily calories into proteins, carbohydrates and fats according to your goal. Free macro calcul…
Metric BMI CalculatorBMI with weight in kg and height in cm. Result and reference table. Free.
One Rep Max CalculatorCalculate your 1RM (one repetition maximum) for bench press, squat, etc. For gym. Free.
Ovulation CalculatorEstimate fertile days and ovulation according to your cycle. For family planning. Free online.
Pregnancy Weeks CalculatorConvert weeks and days of pregnancy to due date. FUR and DPP. Free online.
Probable Delivery Date CalculatorProbable date of delivery (FPP) by FUR. Pregnancy calculator. Free for expectant mothers.
Race Pace Calculator (Pace)Calculate your pace in min/km and your speed from distance and time. Ideal for running, 10K, half marathon and…
Sleep Cycle CalculatorCalculate when to wake up so you don't wake up in the middle of a cycle. Better rest. Free.