FREE HEALTH TOOLS

Health & Fitness
Calculators

Free, instant, science-backed tools to understand your body. Calculate your BMI, daily calorie needs, macros, protein targets, sleep quality, and cardiovascular fitness.

BMI Calculator

Enter your height and weight to instantly calculate your BMI and see where you fall on the spectrum. Understand what you…

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TDEE Calculator

Estimate how many calories you burn every day based on your body stats and activity level. Uses the Mifflin-St Jeor equa…

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Macro Calculator

Calculate your ideal daily protein, carbohydrate, and fat targets based on your calorie needs and fitness goals. Choose …

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Protein Intake Calculator

Find out exactly how much protein you need per day based on the latest exercise science research. Get a personalized tar…

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Sleep Score Estimator

Answer a few questions about your sleep habits to get an estimated Sleep Score from 0 to 100. See which factors are help…

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VO2 Max Estimator

Estimate your VO2 max — the gold standard measure of cardiorespiratory fitness — using your resting heart rate or a time…

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Calculators give you a starting point.
Vora gives you the journey.

Static calculators estimate your numbers once. Vora tracks them continuously through your wearable data, adjusts your targets daily based on real-time recovery and activity, and coaches you toward your goals with AI-powered recommendations.