BMI calculator
Enter your weight and height to get your Body Mass Index, your category and a healthy weight range. Nothing is uploaded.
Weight
kg
Height
cm
Weight
lb
Height
ftin
—Your BMI
—Healthy weight range
Everything runs in your browser. No upload, no sign-up.
How it works
STEP 1
Pick units
Choose metric (kg, cm) or imperial (lb, ft/in).
STEP 2
Enter weight & height
Your BMI and category update instantly.
STEP 3
See your range
We also show the healthy weight range for your height. All private.