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Calorie Calculator — Calculate Daily Calorie Needs (TDEE) Free

Estimate daily calorie needs (TDEE) using age, gender, height, weight, and activity level. Free online calorie calculator.

Estimated daily calories (TDEE)

2556 kcal

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What is Calorie Calculator?

A calorie calculator estimates your Total Daily Energy Expenditure (TDEE) — the number of calories your body needs each day based on your age, gender, height, weight, and activity level. It uses the Mifflin-St Jeor equation to calculate Basal Metabolic Rate (BMR) and multiplies by an activity factor.

How to Use Calorie Calculator

  1. 1Enter your age, gender, height, and weight.
  2. 2Select your activity level.
  3. 3Your TDEE (daily calorie needs) is calculated instantly.

Key Features

  • Mifflin-St Jeor BMR formula
  • Activity level multipliers
  • Calorie goals for weight loss, maintenance, and gain
  • Metric and imperial units

Benefits

  • Set realistic calorie goals for weight management
  • Understand your baseline calorie needs
  • Plan diet and nutrition based on activity level

Use Cases

Why Use Irreva for Calorie Calculator?

Set realistic calorie goals for weight management
Understand your baseline calorie needs
Plan diet and nutrition based on activity level
Runs 100% in your browser — files never leave your device.
No account, no sign-up, no subscription — free forever.
Works on any device: desktop, tablet, or mobile.

Frequently Asked Questions

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