About Us
FatCalc is your go-to resource for free online health calculators. We provide tools to help you understand and manage your weight, body composition, metabolism, nutrition, fitness, and everyday habits that shape your long-term health.
Our calculators cover six areas:
- Weight & Body Composition: understand where you're starting from, including how much of your weight is fat or muscle and what your body shape says about your health risks.
- Calories & Metabolism: learn how much energy your body uses each day and set realistic calorie targets for losing, gaining, or maintaining weight.
- Nutrition & Diet: plan what, how much, and when you eat and drink so your meals support your goals.
- Fitness & Training: gauge your strength and cardiovascular fitness and get more out of your workouts.
- Supplements & Lifestyle: fine-tune the daily habits that affect your energy, recovery, and long-term wellbeing.
- Tools & Utilities: handy helpers for everyday health tasks, plus a fun way to test your health knowledge.
Most calculators use your personal body measurements, which can be taken in the privacy of your own home using readily available items such as a bathroom scale, measuring tape, and body calipers for skinfold measurements.
FatCalc has a small team of professionals passionate about health and body weight management. Our diverse expertise allows us to create accurate, user-friendly tools based on scientific research.
We believe in making health information accessible and understandable. Our online calculators use published equations taken from peer-reviewed research papers and established guidelines from health authorities. Complex health data is presented in an easy-to-understand format, and we provide information on how to improve your health based on your results.
Whether you're looking to lose or gain weight, build muscle, improve your endurance, eat better, or sleep better, FatCalc offers the tools and information you need to begin your journey toward improved health. We aim to empower you with knowledge to help you make informed diet, exercise, and overall lifestyle decisions.
Here's to your good health!