Karu Tools

Everyday

BMI Calculator

Calculate your BMI (Body Mass Index) and ideal weight from your height and weight, and see your weight category.

cm
kg

Result

BMI
22.5
Category
Normal weight
Ideal weight (At BMI 22)
63.6kg

Features of the BMI Calculator

The BMI Calculator allows you to quickly find your Body Mass Index (BMI) and ideal weight by simply entering your height and weight. It also categorizes your result from underweight to obese based on standard criteria.

Open details

BMI (Body Mass Index) is an internationally used measure of body shape based on weight and height. An ideal weight is typically calculated based on a BMI of 22, which is statistically considered the healthiest.

Your input is processed only in your browser and is never sent to a server. Use this tool safely for your daily health management and diet planning.

Frequently asked questions

Are my height and weight saved?

No. The calculation runs locally in your browser and your data is not sent to a server.

What are the BMI categories based on?

This tool uses the criteria from the Japan Society for the Study of Obesity, which categorizes BMI under 18.5 as underweight, 18.5 to 25 as normal, and 25 or above as obese.

What is ideal weight?

Ideal weight is calculated using a BMI of 22, which is statistically considered the least susceptible to illness.