FitTools AI
AI-Powered Fitness Tools

Your fitness goals, calculated & planned

Free fitness calculators for BMI, calories, macros, body fat, and more. Plus AI-powered personalized diet plans tailored to your goals, preferences, and health conditions.

Calculators

Fitness & nutrition calculators

Instant results powered by scientifically-backed formulas. No sign-up required.

Why FitTools AI?

Science-backed formulas

Every calculator uses peer-reviewed equations like Mifflin-St Jeor, US Navy, and Epley.

AI personalization

Diet plans respect your allergies, health conditions, budget, and cooking preferences.

Track your progress

Log weight, calories, and measurements. Visualize your journey with charts.

Ready to transform your fitness?

Start with a free calculator or generate your personalized AI diet plan in minutes.