Calorie Calculator
Daily calories to maintain, lose, or gain weight.
years
kg
cm
How it works
BMR from the Mifflin-St Jeor equation, multiplied by an activity factor from 1.2 to 1.9.
FAQ
Is this calculator free?
Yes. No signup is needed and nothing you enter is stored.
Is the result exact?
Results are rounded for display. For financial, medical, or legal decisions, confirm with a professional.
Do my numbers leave my device?
No. The calculation runs in your browser.