Calculate key fitness metrics to optimize your training and nutrition
All calculators use validated scientific formulas to give you accurate, personalized results
Calculate your Body Mass Index (BMI) to assess your weight category.
Calculate your Total Daily Energy Expenditure to plan your nutrition.
Calculate your daily calorie intake for weight loss goals.
Calculate your daily protein requirements based on activity level.
Plan your carbohydrate, protein, and fat intake ratios.
Calculate your target heart rate zones for effective cardio.
Calculate your maximum lift weight for strength training.
Calculate your daily water intake needs based on activity.
Calculate your daily step goals for weight management.
Get weight recommendations based on your height and age.