Science-backed health calculators to support your wellness journey. Our tools use established medical formulas and research to help you track fitness metrics, plan nutrition, calculate BMI, and monitor important health indicators.
Calculate your exact age in years, months, days, hours, and minutes from your birth date with precise leap year accounting.
Calculate realistic BMI change timeline, weight loss goals, and sustainable path to your target weight with personalized weekly milestones.
Calculate your Body Mass Index (BMI), understand your weight category, and get personalized health recommendations based on WHO standards.
Calculate body fat percentage using Navy method, get health risk assessment, and visualize your body composition with personalized recommendations.
Calculate daily calorie needs based on your profile
Calculate ovulation date, fertile window, and best conception days based on your menstrual cycle for family planning and pregnancy optimization.
Calculate running pace, split times, finish time, and distance for races and training with mph, min/mile, min/km conversions.
Track your menstrual cycle, predict next period date, fertile window, and ovulation with personalized cycle insights for health monitoring.
Calculate your pregnancy due date, conception date, and trimester milestones using LMP or ultrasound dates with clinical accuracy.
Calculate your daily protein needs based on weight, activity level, and fitness goals for optimal muscle growth and health.
Calculate your accumulated sleep debt and get personalized recovery recommendations for better health and cognitive performance.
Calculate your personalized daily water intake based on weight, activity level, climate, and health factors for optimal hydration.
Calculate your Body Mass Index (BMI), understand your weight category, and get personalized health recommendations based on WHO standards.
Calculate your exact age in years, months, days, hours, and minutes from your birth date with precise leap year accounting.
Calculate daily calorie needs based on your profile
Calculate running pace, split times, finish time, and distance for races and training with mph, min/mile, min/km conversions.
Calculate body fat percentage using Navy method, get health risk assessment, and visualize your body composition with personalized recommendations.
Calculate ovulation date, fertile window, and best conception days based on your menstrual cycle for family planning and pregnancy optimization.