BMI Calculator Online

Enter your height and weight to calculate your BMI. See your category (underweight, normal, overweight, obese) with WHO standard classification.

Features & Architecture

  • Metric & Imperial: Enter height in feet/inches or centimeters, weight in lbs or kg.
  • WHO Classification: Shows underweight, normal, overweight, and obesity categories.
  • Healthy Weight Range: Displays the healthy BMI range for your height.