BMI Calculator
Calculate BMI in metric or imperial units with WHO and Asian-Indian cut-offs and the healthy weight range for your height.
- Free, no limits
- Runs in your browser
- No sign-up
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How to use the BMI Calculator
- Choose metric or imperial.
- Enter height and weight.
- See BMI, category and healthy weight range.
Frequently asked questions
Why are Asian cut-offs different?
Studies show higher health risk at lower BMI for South Asians, so overweight starts at 23 instead of 25.
Is BMI accurate for athletes?
BMI does not separate muscle from fat; it is a screening number, not a diagnosis.
Is my data stored?
No. Everything runs inside your browser. Your files and text never leave your device and nothing is stored on our servers.
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