BMR Calculator
Your body burns calories just existing. Compare the three standard BMR equations on your stats.
BMR (Mifflin-St Jeor)
1,749 kcal/day
- Harris-Benedict (revised)
- 1,830 kcal
How the BMR Calculator works
The calculation follows the standard method used across the US — no shortcuts, no hidden assumptions. Here is exactly what happens behind the scenes:
Frequently Asked Questions
How does the BMR Calculator work?
Enter your numbers above and results update instantly using standard formulas, computed entirely on your device.
Is the BMR Calculator free to use?
Yes — completely free with no signup required, and it works on phones, tablets, and desktops.
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