Calorie Calculator
Estimate daily calories using the Mifflin-St Jeor BMR and activity level.
Your details
Tdee
2,556
1,649 BMR at rest
Bmr
1,649
Activity Multiplier
×1.55
Formula
How it works
Examples
About this calculator
Estimate daily calorie needs using the Mifflin-St Jeor BMR formula and your activity level for weight planning.
Simple to use
Clean inputs and instant results make it easy to get the number you need on the first try.
Free in the browser
Open the tool on any device—no download, account, or subscription required.
Built for daily tasks
Designed for homeowners, students, and professionals who need dependable quick calculations.
- Quick estimates
- Everyday planning
- On-the-go checks
- Learning & verification
Frequently asked questions
Quick answers about this calculator—how it works, accuracy, and everyday use.
Enter complete, accurate inputs and use the same units shown in each field. The Calorie Calculator updates as you type so you can adjust values and compare outcomes quickly.
This tool is built for homeowners, students, contractors, and anyone who needs a fast, clear answer without installing software.
Yes. The Calorie Calculator on Online Calculator Spot is free, works in your browser, and does not require an account. Results update instantly as you enter values.
Yes. The Calorie Calculator is mobile-friendly, so you can estimate, convert, or calculate from any device with a modern web browser.