♡ Health and fitness

Calorie, BMR and TDEE calculator

Estimate resting metabolism and daily energy using your activity-factor assumption.

Rules reviewed: 2026-10-13BS / EN
01

Your inputs

Starting values are an example. Replace them with your own.

After changing units, enter measurements in the selected system.
Enter an assumption. This factor is not a measurement of your activity.

Your inputs stay in your browser.

02

Your result

Enter your details and run the calculation.

METHOD

How it is calculated

REE = 9.99 × kg + 6.25 × cm − 4.92 × years + 166 × sex coefficient − 161. Daily scenario = REE × entered factor.