Free BMI Calculator
Calculate your Body Mass Index instantly. See your category, visual scale, and ideal weight range. 100% in your browser — your health data stays private.
FAQ
What is BMI?
BMI (Body Mass Index) is weight in kg divided by height in meters squared. Normal range is 18.5-25.
Is BMI accurate?
BMI is a screening tool, not a diagnostic. It doesn't account for muscle mass, bone density, or body composition.