Plixi: Body Fat Calculator

The professional body fat calculator that goes beyond just numbers. Measure with your caliper, calculate with validated formulas, and track your patients' progress over time — all in one app that works 100% offline. PROFESSIONAL-GRADE FORMULAS Choose from scientifically validated body density formulas — Durnin/Womersley (4 sites), Jackson/Pollock (3 sites), and Jackson/Pollock (7 sites) — combined with Siri, Brozek, or Behnke body fat equations. Each formula is optimized for different populations, giving you the flexibility to match the right method to each client. TWO MODES, ONE APP - Professional Mode: Manage multiple patients, track their progress, and share results. Ideal for nutritionists, personal trainers, and healthcare providers. - Individual Mode: A streamlined experience focused on tracking your own body composition and body fat percentage. COMPLETE PATIENT MANAGEMENT - Create detailed patient profiles with custom fields - Save unlimited measurements with full history - View evolution charts for body fat, weight, BMI, and lean mass - Photo gallery with before/after comparison - Share visual progress summaries via WhatsApp, email, or any app BUILT-IN MEASUREMENT GUIDE Not sure where to measure? Each skinfold site includes step-by-step instructions, anatomical descriptions, and practical tips to ensure accurate readings every time. BODY FAT RANGES TABLE Compare your results against age and gender-specific body fat ranges — from competition level to obesity — so you always know where you stand. ADDITIONAL FEATURES - BMI and Lean Mass calculations included - Customizable calculator display and formula settings - Export & import data for easy backup and device migration - Works 100% offline — no internet required - Dark and light theme - Available in English, Spanish, Portuguese, and Italian Free to download. Optional Premium subscription unlocks unlimited patients, full measurement history, evolution charts, photo gallery, data export, and an ad-free experience.