Metric Units

Imperial Units

BMI Categories

Category	BMI Range
Underweight	Below 18.5
Normal weight	18.5 - 24.9
Overweight	25 - 29.9
Obese	30 and above

Note: BMI is a general indicator and does not account for muscle mass, bone density, age, or gender. Consult a healthcare professional for personalized advice.

About This BMI Calculator

BMI (Body Mass Index) estimates body weight relative to height using the standard BMI formula. This calculator supports both metric and imperial units and returns the BMI value with a category label. BMI is a general screening tool and does not replace medical advice.

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Tool FAQ

Is this tool private?

Yes. The calculations run locally in your browser, and no inputs are sent to a server. If you refresh the page, your values are cleared.

How accurate are the results?

Results are based on the standard formulas shown on the page. If you need certified or audited calculations (for medical, legal, or financial decisions), consult a professional source.

How should I use this tool?

Enter your values, click the calculate button, and review the result. Use the notes or reference tables to interpret the output and double-check units.

Can I share or bookmark the result?

You can bookmark the page for repeat use. For sharing results, copy the output text or take a screenshot.