BMI Calculator: Body Fat Log

Calculate BMI and body-fat percentage, then track weight and measurements toward your goal.

Know your real numbers, not just your weight. Calculate BMI and body-fat percentage in seconds, then track every measurement until the results show.

WHAT YOU GET

• Instant BMI with healthy-range bands you can actually read
• Body-fat estimate from the published U.S. Navy and WHO formulas
• Log weight, waist, chest, hips, arm and thigh — each with its own trend chart
• Goal rings and a projected finish line that keep you moving
• Every formula cited, with a clear medical disclaimer — never guesswork

HOW IT WORKS

1. Enter your height, weight and a few measurements
2. See your BMI and body-fat estimate instantly
3. Log again each week and watch the trends move toward your goal

FULL ACCESS Unlock every measurement, all trend charts, goals and CSV export with a weekly or yearly plan, or pay once for lifetime access.

PRIVATE BY DESIGN Everything stays on your device. No accounts, no ads, no tracking — ever.

The app provides general fitness estimates and is not a medical device. It does not provide medical advice. Consult a qualified healthcare professional before making health decisions.

Start with your numbers today.

— LEGAL — Terms of Use: https://web-levi.web.app/terms Privacy Policy: https://web-levi.web.app/privacy-policy Support: https://web-levi.web.app/#contact