âī¸ BMI Calculator
Check your Body Mass Index and weight category.
Results are estimates for information only and are not medical advice. See our disclaimer.
How to use the BMI Calculator
- Enter Weight kg, Height cm.
- The result updates instantly as you type.
- Copy or note down your result.
How it works
BMI = weight (kg) / height (m)^2. A BMI of 18.5 to 24.9 is usually considered normal.
Example
Using the default values (Weight kg: 70, Height cm: 170):
BMI24.2
CategoryNormal
FAQ
Is the BMI Calculator free to use?
Yes. It is free, needs no signup and has no usage limits.
Is my data safe?
Yes. Everything is calculated in your browser, so what you type or upload is never sent to a server.
Can I use it on my phone?
Yes. KsWebProduction is built mobile-first and works in any modern browser.