Free Fitness Calculators
Use our free fitness calculators to check BMI, BMR, daily calorie needs, body fat percentage and many more. Fast, accurate, and easy to use.
BMI
Calculator
Calculate your Body Mass Index using height and weight to understand your weight category.
BMR Calculator
Estimate your Basal Metabolic Rate to know how many calories your body burns at rest.
Calories
Calculator
Calculate your daily calorie needs using age, weight, height, and activity level for energy balance.
Body Fat
Calculator
Calculate your body fat percentage using gender, height, weight, and basic body measurements easily.
Ideal Weight Calculator
Calculate your ideal body weight using height and gender to understand a healthy weight range.
Lean Body Mass Calculator
Calculate your lean body mass using height, weight, and gender to estimate muscle weight.
TDEE Calculator
Calculate your total daily energy expenditure using activity level and body measurements.
Calorie Deficit Calculator
Calculate your calorie deficit using daily intake and activity level for weight loss.
Calorie Surplus Calculator
Calculate your calorie surplus using daily intake and activity level for weight gain.
Resting Metabolic Rate Calculator
Calculate your resting metabolic rate using body details to estimate calories burned.
Protein Intake Calculator
Calculate your daily protein intake using body weight and fitness goals.
Macro Nutrient Calculator
Calculate daily protein, carbohydrates, and fats using calorie intake goals..
Pregnancy Weight Gain Calculator
Calculate healthy pregnancy weight gain using BMI and current pregnancy trimester.
Pregnancy Due Date Calculator
Calculate your estimated pregnancy due date using the first day of last period.
Ovulation Calculator
Calculate your ovulation date using menstrual cycle length and last period start date.
Period Calculator
Calculate safe period days using menstrual cycle length and ovulation prediction