Body Tools
Your Personal Fitness Companion
The ultimate fitness calculator app for bodybuilders, athletes, and anyone serious about their health metrics. Track your TDEE, BMI, body fat percentage, and more with precision tools designed for real results.
Try Free CalculatorsThe Complete Fitness Calculator Suite for Serious Athletes
Body Tools is a comprehensive fitness tracking platform built for bodybuilders, strength athletes, and fitness enthusiasts who demand accuracy from their health metrics. Whether you're cutting for competition, bulking for muscle growth, or optimizing your nutrition for peak performance, our suite of calculators provides the data-driven insights you need.
Precision Tools for Muscle Building and Fat Loss
Understanding your body composition is fundamental to achieving your physique goals. Our calculators go beyond basic metrics to give you actionable information for your training and nutrition plans. Calculate your Total Daily Energy Expenditure (TDEE) to dial in your calorie targets, track your Body Mass Index (BMI) as a baseline health indicator, and estimate your body fat percentage to monitor your cutting or bulking progress.
Why Athletes Choose Body Tools
- Science-backed formulas: We use proven equations like Mifflin-St Jeor for TDEE and industry-standard body composition methods
- Metric and imperial support: Seamlessly switch between unit systems based on your preference
- Mobile-first design: Access your fitness calculators anywhere—at the gym, in the kitchen, or on the go
- No account required: Use our web calculators instantly without signing up or sharing personal data
More Than Just a Calculator App
Body Tools is designed to be your go-to fitness companion throughout your entire journey. From beginners learning to track macros for the first time to competitive bodybuilders fine-tuning their peak week nutrition, our tools scale with your expertise. The upcoming mobile app for iOS and Android will bring progress tracking, workout logging, and personalized recommendations to help you build muscle, lose fat, and optimize your physique transformation.
Start Tracking Your Fitness Metrics Today
Don't wait for the app launch to start optimizing your fitness journey. Our web-based calculators are available now, completely free, with no registration required. Calculate your TDEE to set your calorie goals, check your BMI to establish a baseline, and begin making data-informed decisions about your training and nutrition. Your body transformation starts with understanding the numbers.