Calorie Calculator
Calculate maintenance calories based on age, weight, height, and activity.
Estimate daily calorie needs.
How to use
- Enter your age, sex, weight, and height.
- Select your activity level.
- View estimated daily maintenance calories (TDEE).
- Adjust inputs to model weight loss or gain goals.
About Calorie Calculator
Estimate daily calorie needs.
Runs in your browser — your files and input stay on your device.
Frequently asked questions
Is this medical advice?
No. This is an estimate only. Consult a healthcare provider for nutrition guidance.
Which formula is used?
Common BMR equations such as Mifflin-St Jeor with activity multipliers.
Is my health data stored?
No.