TDEE Calculator
Calculate your Total Daily Energy Expenditure (TDEE) from BMR and activity level using the Mifflin–St Jeor equation.
TDEE — Total Daily Energy Expenditure
Uses the Mifflin–St Jeor equation for BMR, then multiplies by an activity factor. To lose weight, eat ~500 kcal less than TDEE; to gain, ~500 more.
Frequently Asked Questions
Is the TDEE Calculator free to use?
Yes, the TDEE Calculator is 100% free to use. There are no subscriptions, no sign-ups, and no hidden fees.
Is my data safe when using the TDEE Calculator?
Absolutely. All calculations performed by the TDEE Calculator happen locally in your web browser. We do not store, track, or transmit your inputs or results to any server.
How accurate is the TDEE Calculator?
Our TDEE Calculator uses industry-standard formulas and methodology. You can view the exact formula and calculation logic used in the methodology section above to verify the math yourself.
Can I use the TDEE Calculator on my mobile phone?
Yes! The TDEE Calculator is fully responsive and works seamlessly on all devices including smartphones, tablets, and desktop computers.