BMI Calculator

Calculate your Body Mass Index (BMI) and see which weight category you fall into. BMI is a simple screening tool used to estimate whether you are in a healthy weight range.

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About the BMI Calculator

Calculate your Body Mass Index (BMI) and see which weight category you fall into. BMI is a simple screening tool used to estimate whether you are in a healthy weight range. It is completely free to use and works on any device — desktop, tablet or mobile — with no installation required.

Key features

How to use

  1. Enter your height and weight.
  2. Choose metric or imperial units.
  3. Read your BMI value and weight category.
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Frequently Asked Questions

What is a healthy BMI?

For most adults, a BMI between 18.5 and 24.9 is considered a healthy weight range.

Is BMI accurate for everyone?

BMI is a general screening tool and does not account for muscle mass, age or body composition. Consult a health professional for a full assessment.

Which units can I use?

You can use metric (kg / cm) or imperial (lb / ft + in) units.