How to Use Calorie Calculator (TDEE)
Work out your Total Daily Energy Expenditure from your BMR and activity level, then see calorie targets for weight loss, maintenance and gain. Built on the Mifflin-St Jeor equation.
Open the Calorie Calculator (TDEE) tool →What is Calorie Calculator (TDEE)?
Estimate your daily calorie needs (TDEE) plus targets for losing or gaining weight. It's completely free, needs no sign-up, and runs entirely in your browser — so it's fast and private.
How to use Calorie Calculator (TDEE)
- Open the Calorie Calculator (TDEE) tool.
- Enter your details or values.
- The result is calculated instantly.
- Copy or use the result. Everything runs in your browser — nothing is uploaded.
Frequently asked questions
What is TDEE?
Total Daily Energy Expenditure — your BMR multiplied by an activity factor, i.e. the calories you burn in a typical day.
How do I lose or gain weight with it?
It suggests targets below TDEE for weight loss and above it for gain, based on a calorie deficit or surplus.
Is it medical advice?
No — it's an estimate. Consult a professional before making significant diet changes.
Ready to try it?
Open Calorie Calculator (TDEE) →