Your Essential Health & Fitness Calculators

Understanding your key health numbers is the first step to achieving your fitness goals. We've created a hub of clean, instant calculators to give you the clear, bullshit-free answers you need. No sign-ups required. Just results.

BMI Calculator

Get a quick overview of your body composition and see where you stand on the BMI scale.

Calculate Your BMI →

TDEE Calculator

Find out your Total Daily Energy Expenditure – the exact number of calories you need per day to maintain, lose, or gain weight.

Find Your TDEE →

Macro Calculator

Based on your calorie goal, calculate the ideal split of protein, carbs, and fats to fuel your body and match your goals.

Calculate Your Macros →

Health & Fitness Guides

Understand the Numbers

The 'why' behind the results. Straightforward guides to help you make sense of it all.

BMI, TDEE, and Macros Explained: A 3-Step Data-Driven Health Plan

Learn the three core pillars of successful health planning: BMI baseline, TDEE energy needs, and macro nutrition strategy.

Read Article →6 min read

What Your BMI Tells You—and What It Doesn't

Understanding BMI as a starting point, its limitations with muscle mass, and when to use alternative health metrics.

Read Article →5 min read

TDEE: The Most Important Number in Your Fitness Journey

Master the 'calories out' equation and learn why TDEE is your foundation for weight loss, maintenance, or gain.

Read Article →7 min read

Explore all our guides →

Your Go-To Health Hub

Bookmark this page for free, instant access to all the tools you need for your health and fitness journey.