💡 What is the Calorie Calculator?
Free online calorie calculator using the Mifflin-St Jeor formula. Get your BMR and TDEE for maintenance, weight loss, or gain. It's 100% free, requires no signup, and keeps your data private — nothing is ever uploaded to a server.
📋 How to Use
Enter Your Data
Fill in the field(s) above with your input.
Click "Calculate"
Run the tool — everything happens instantly in your browser.
Get the Result
View and copy your result. Nothing is uploaded to any server.
❓ FAQ
Q: Is the Calorie Calculator free to use?
A: Yes — 100% free, no account required, and no usage limits.
Q: Is my data private?
A: Absolutely. The Calorie Calculator runs entirely in your browser. Your data is never sent to any server.
Q: Do I need to install anything?
A: No installation needed. It works in any modern browser on desktop or mobile.