BMI Calculator
BMI Categories
Underweight: 0 - 18.4
Normal: 18.5 - 24.9
Overweight: 25 - 29.9
Obese: 30 - 100
How to Use this Tool
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Step 1: Select your preferred unit (Metric or Imperial).
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Step 2: Enter your height and weight.
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Step 3: Click "Calculate BMI" to see your result and category.
BMI Calculator - FAQs
Is this BMI calculator free?
Yes, it is 100% free and private. No data is sent to any server.
What units can I use?
You can use either metric (cm, kg) or imperial (in, lbs) units.
How accurate is the BMI calculation?
The calculation uses the standard BMI formula for adults. For children or athletes, consult a professional.
What does my BMI mean?
Your BMI category (underweight, normal, overweight, obese) is shown with your result.
Is my data stored?
No, all calculations are done in your browser for privacy.
Related Tools
Why Use Our BMI Calculator?
Private & Secure
All calculations are local. No data leaves your device.
Fast & Accurate
Instant results using the standard BMI formula.
No Registration
Use the tool freely, no sign-up required.