Body Fat Calculator (PRO)

Your weight doesn't tell the whole story. Body fat percentage is what actually matters for health, fitness, and performance — and most apps only give you one rough estimate. Body Fat Calculator gives you 9 different research-backed formulas so you can cross-reference results and get the most accurate picture of your body composition. THREE FREE METHODS - YMCA — quick estimate using weight and waist - Modified YMCA — improved accuracy with additional measurements - U.S. Navy — the same formula used by the military to assess fitness SIX PRO+ METHODS - Jackson & Pollock 3-Site, 4-Site, and 7-Site — the industry standard for skinfold testing - Durnin & Womersley — clinical gold standard used in exercise science research - Covert Bailey — comprehensive method using multiple circumference sites - Parrillo 9-Site — the most detailed method, designed for bodybuilders and athletes Every formula is implemented directly from peer-reviewed research with documented accuracy ranges (±3–7% depending on method and technique). TRACK YOUR PROGRESS - Save every measurement to your history - See how your body composition changes over time - Attach progress photos to saved measurements - iCloud sync across your iPhone and iPad HEALTH APP INTEGRATION - Sync body fat, weight, height, and lean mass with Apple Health - Your data flows into your complete health picture automatically MEASUREMENT REMINDERS - Set weekly or monthly reminders so you never miss a check-in - Stay consistent and watch your progress build BUILT FOR PRIVACY - No account required — ever - Your measurements stay on your device (or your personal iCloud) - No data sold, no tracking, no ads WORKS WITH ANY TOOLS Compatible with all major skinfold calipers including Harpenden, Lange, Slim Guide, Accu-Measure, Bozeera, FatTrack, and Lafayette. Works with any anthropometric tape measure. Visual guides show you exactly where and how to measure. PRO+ unlocks all 9 formulas, 2-decimal precision, measurement history, progress photos, iCloud sync, Apple Health integration, and reminders. Available as a monthly or annual subscription, or as a one-time lifetime purchase. Download now and know your real numbers in 30 seconds. Privacy Policy: https://www.bodyfatcalculator.pro/privacy-policy Terms of Service: https://www.bodyfatcalculator.pro/terms-of-service Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/