Health & Fitness
Professional calculators for your wellness journey. Track BMI, calories, body composition, and more.
Our health calculators
Precise tools to monitor your wellness
BMI Calculator
Calculate your Body Mass Index and understand your weight category.
Calorie Calculator
Calculate daily calorie needs based on your activity level and goals.
Body Fat Calculator
Estimate your body fat percentage using multiple measurement methods.
Pregnancy Calculator
Calculate due date, trimester weeks, and pregnancy milestones.
Ideal Weight Calculator
Calculate your ideal weight range based on height and body frame.
Water Intake Calculator
Calculate your daily water intake needs based on weight and activity.
Macro Calculator
Calculate your daily protein, carbs, and fat targets for your goals.
Heart Rate Zone Calculator
Calculate your training heart rate zones for optimal workouts.
Ovulation Calculator
Track your fertile window and ovulation day with our free calculator.
TDEE Calculator
Calculate Total Daily Energy Expenditure with 3 scientific formulas.
Sleep Calculator
Find the best time to sleep and wake up based on 90-minute sleep cycles.
Pregnancy Week Calculator
Track your pregnancy week by week with baby size comparisons and milestones.
Pace Calculator
Calculate running pace, speed, and finish time for any race distance.
BAC Calculator
Estimate blood alcohol content and time to sober with Widmark formula.
Why Use Our Health & Fitness Calculators?
Our health calculators provide instant, accurate results to help you track your wellness journey. Whether you're monitoring your BMI, planning your calorie intake, or tracking pregnancy milestones, our tools deliver professional-grade calculations with zero hassle. All calculators are WCAG AA compliant, completely free, and require no sign-up.
Key Features
- Instant Results: Get accurate calculations in seconds without waiting
- Multiple Methods: BMI, body fat percentage, calorie needs, and more
- Metric & Imperial: Switch between measurement systems effortlessly
- Privacy First: No data collection, no tracking, no sign-ups required
- Mobile Optimized: Perfect experience on all devices
Popular Health Calculators
Our BMI Calculator helps you understand your body mass index and identify your weight category with personalized recommendations. The Calorie Calculator determines your daily caloric needs based on activity level, age, and fitness goals. For expectant mothers, our Pregnancy Calculator tracks due dates, trimester progression, and important milestones throughout your pregnancy journey.