Free Health & Fitness Calculators: TDEE, BMR & Macros
Reference calculators for estimating energy and macro targets. Review the result against your own activity, records, and professional guidance when needed.
Precision Health Tools
You can't manage what you don't measure. Before starting any diet, you need to know your baseline numbers: your BMR (Basal Metabolic Rate) and your TDEE (Total Daily Energy Expenditure). Our calculators use the latest specific formulas.
Frequently Asked Questions
Are these health calculators
accurate?
Yes. We use scientifically validated formulas like the Mifflin-St Jeor equation for calories and
WHO standards for BMI. However, please remember these are estimates and not a substitute for
professional medical advice.
Do I need to sign up to use
these tools?
No. All CalMind calculators are 100% free, instantly accessible, and require no registration or
email.
Do you save my health data?
Absolutely not. All calculations happen locally in your browser. Your weight, age, and height
data are private and are never sent to our servers.
Your Pocket Health Coach
Take your results to the next level. Download CalMind to scan meals, track macros, and reach your goals faster.