BMI treats muscle and fat the same. That's why Tom Brady is "overweight" and The Rock is "obese" according to BMI.
Body Fat Calculator uses the science-backed U.S. Navy circumference method to give you a more accurate picture of your body composition.
š Privacy-first: All calculations happen in your browser (zero data collection)
ā” Instant: No signup, no payment, no waiting
š Educational: Explains what your body fat % means for your health
š± Works everywhere: Mobile, tablet, desktop