Calorie Calculator
Estimate your daily calorie needs to maintain, lose, or gain weight.
Calorie Calculator
Estimate your daily calorie needs to maintain, lose, or gain weight.
Features
- Uses the Mifflin-St Jeor equation
- Adjusts for 5 activity levels
- Shows weight loss and weight gain targets
- 100% free, no signup
How to Use
Enter your sex, age, height, and weight.
Choose your activity level.
Click Calculate Calories to see your daily targets.
About This Tool
Calorie Calculator uses the Mifflin-St Jeor equation to estimate how many calories you burn each day based on your age, sex, height, weight, and activity level. It also shows suggested calorie targets for mild weight loss or gain, so you can plan your intake without guesswork.
Frequently Asked Questions
It gives a solid estimate using a widely used formula, but individual metabolism varies — use it as a starting point, not an exact number.
Pick the option that best matches your typical week; when in doubt, choose the lower level and adjust based on real-world results.