Calorie Calculator
Daily calorie needs using Mifflin–St Jeor (BMR → TDEE).
Frequently asked questions
What does the Calorie Calculator do?
Daily calorie needs using Mifflin–St Jeor (BMR → TDEE). Enter your values and get an instant estimate in your browser — free, with no signup.
Is the Calorie Calculator free to use?
Yes. OpenCalcy calculators are free to use, work on mobile, and keep favorites privately in your browser.