Body Fat Calculator
Estimate your body fat percentage using simple body measurements.
Estimate your body fat percentage using simple body measurements.
Use Shawon Calculators' free body fat to get instant, accurate results directly in your browser. No data is stored or transmitted — all calculations happen locally on your device for complete privacy.
Estimate your body fat percentage using various methods. Navy method, BMI-based estimation. Free, instant, private calculator. Part of our Health calculators collection, trusted by students, professionals, and everyday users worldwide.
Input your numbers into the calculator fields
Results are calculated instantly as you type
Copy results or use them for your needs
Uses standard mathematical formulas and algorithms verified against professional tools.
Your data never leaves your device. All calculations happen locally in your browser.
No hidden fees, no registration. 51+ calculators available for unlimited use.
Responsive design works perfectly on desktop, tablet, and mobile browsers.
We use the US Navy method, which estimates body fat from neck, waist, and hip measurements along with height. It's one of the most reliable non-clinical methods.
For men: 10-20% is healthy, 6-13% is athletic. For women: 18-28% is healthy, 14-20% is athletic. Essential fat is 2-5% for men and 10-13% for women.
Yes, completely free.
Yes. Browser-only calculations.
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