Quickly calculate your Body Mass Index. Switch between metric and imperial units.
No data leaves your device. All calculations run locally in your browser.
Real-time BMI calculation with both metric and imperial systems. Includes WHO categories.
Clean responsive design, works seamlessly on phones and tablets.
1๏ธโฃ Select metric (kg/cm) or imperial (lb/in).
2๏ธโฃ Enter your weight and height.
3๏ธโฃ BMI and category appear instantly.
4๏ธโฃ Click "Copy BMI Result" to share or save.
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BMI = weight (kg) / height (m)ยฒ. For imperial: (lb / inยฒ) ร 703.