Question 1

What is BMR?

Accepted Answer

Basal Metabolic Rate is the number of calories your body needs at rest to maintain basic life functions.

Question 2

Which formula is best?

Accepted Answer

Mifflin-St Jeor is recommended by the American Dietetic Association. Katch-McArdle is best if you know your body fat %.

Question 3

How do I use this BMR Calculator online free?

Accepted Answer

Enter your numbers above and get instant results. Free with no login, works on mobile and desktop.

Question 4

Is this BMR Calculator accurate?

Accepted Answer

Yes. The BMR Calculator uses standard formulas and 2026 rules. Always verify big decisions with a professional.

Question 5

What do I need to enter?

Accepted Answer

Just fill the fields above and results update live. No sign-up, free on any device.

Question 6

Is this BMR Calculator free?

Accepted Answer

Yes, completely free with no sign-up. Use it unlimited times online on any device.