BMI Calculator — Free Body Mass Index Calculator

Updated July 2026 · 2 min read

Calculate your BMI (Body Mass Index) instantly. Enter your height and weight to see your BMI score, health category, and healthy weight range. Free, no signup.

How BMI Works

1. Open the BMI Calculator
2. Enter your height and weight
3. See your BMI score and health category

BMI Categories

• Under 18.5 — Underweight
• 18.5–24.9 — Normal weight
• 25–29.9 — Overweight
• 30+ — Obese

FAQ

Is BMI accurate for everyone?

BMI is a screening tool. It doesn't account for muscle mass. Athletes may have high BMI but low body fat.

👉 Calculate your BMI now →

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