BMI Calculator
Enter height and weight to get BMI and a standard category label. Switch metric/imperial instantly. Informational only — not medical advice.
Runs entirely in your browser. Your data never leaves this device.
- Metric & imperial
- BMI category
- Live results
- Simple formula
- Private
How it works
- Adjust the controls or paste your input.
- Preview results instantly in the browser.
- Copy or download the output — nothing is uploaded.
Key features
- Metric & imperial
- BMI category
- Live results
- Simple formula
- Private
FAQ
Is this private?
Yes — processing runs in your browser; we do not upload your inputs.
Do I need an account?
No — free to use without signup.
Does it work offline?
After the page loads, most tools work without further network calls.
Mobile friendly?
Yes — layouts adapt to smaller screens.
Medical advice?
No — BMI is a screening metric only; consult a clinician for health decisions.
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