Professional-grade fitness calculators with scientific accuracy. Each tool is validated by certified nutritionists and fitness experts.
Basic Metrics
Calculate your Body Mass Index to assess your weight status
Nutrition
Determine your daily caloric needs based on activity level
Body Composition
Estimate your body fat percentage using various methods
Metabolism
Calculate your Basal Metabolic Rate - calories burned at rest
Basic Metrics
Find your ideal weight range based on height and body frame
Performance
Calculate running pace, time, and distance for training
Military Standards
Military standard body fat calculation for fitness assessments
Body Composition
Calculate muscle mass and fat-free body weight
Health Assessment
Comprehensive healthy weight range analysis
Activity Tracking
Calculate calories burned during various activities
Strength Training
Estimate your maximum single repetition strength
Cardio Training
Find your optimal heart rate zones for exercise