Underweight, Normal, Overweight, and Obese.
BMI Calculator
Compute body mass index using metric or imperial measurements.
About this tool
BMI Calculator helps you compute body mass index using metric or imperial measurements. It runs directly in your browser for speed and privacy with no sign-up required. Use the steps below to get results quickly, then copy or download the output and continue with related tools when needed. Try next: Age Calculator • Discount Calculator.
How to use
- Choose Metric or Imperial mode.
- Enter weight and height in the selected units.
- Click Calculate to view BMI and category.
- Use Try example for a quick sample calculation.
Related tools
Try next: Age Calculator • Discount Calculator • Time Duration Calculator.
Frequently asked questions
No. BMI is a screening metric, not a medical diagnosis.
Yes, mode switching is instant and keeps the form simple.