How to use the Calorie Calculator
- Enter age, gender, height and weight
- Select your activity level
- See daily calories for each goal
About this tool
Find how many calories you need per day to maintain, lose or gain weight based on your age, size and activity level. Calorie Calculator is part of ToolNest's collection of free health & fitness. It works instantly in your browser with no account and no installation.
Frequently asked questions
Is the Calorie Calculator free to use?
Yes. Calorie Calculator on ToolNest is completely free, with no sign-up, no watermark and no daily limits.
How accurate is the Calorie Calculator?
Calorie Calculator uses standard, widely accepted formulas and calculates instantly as you type. Results are for general information — for important medical decisions, please confirm with a qualified professional or your institution.
Is my data saved anywhere?
No. Everything you enter stays in your browser. Nothing is sent to or stored on our servers.
Does Calorie Calculator work on mobile phones?
Yes. ToolNest works in any modern browser on Android, iPhone, iPad, Windows, Mac and Linux. There is nothing to install.