BMI Calculator
How to use the BMI Calculator
- Enter your height in centimeters.
- Enter your weight in kilograms.
- View your BMI and category (underweight, normal, overweight, or obese).
- Results update instantly — all math runs locally in your browser.
Why calculate locally?
Your inputs for BMI Calculator are processed entirely in browser memory. Financial and personal numbers are never sent to a server, stored in a database, or retained after you close the tab. This makes local calculation ideal for sensitive payroll, pricing, and business data.
Frequently asked questions
Is BMI medical advice?
No. BMI is a general screening metric and does not account for muscle mass, bone density, or individual health. Consult a healthcare provider for medical guidance.
What formula is used?
BMI = weight (kg) ÷ height (m)². Categories follow common WHO adult cutoffs.
Are my height and weight uploaded?
No. All calculations run 100% client-side in your browser. Your numbers never leave your device.
Is this BMI Calculator free?
Yes. Every calculator on calculate.logicapplabs.com is free with no account required.