Free BMI Calculator Online – Check Your Health Score

BMI Calculator

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Please enter your details to see the result.

Free BMI Calculator Online – Check Your Health Score | Toolfino

Know Your Health Status in Seconds
Your Body Mass Index (BMI) is a quick way to understand if your weight is healthy for your height. With Toolfino’s free BMI Calculator, just enter your height and weight — and get instant results.
Whether you’re tracking fitness goals, managing health, or just curious — this tool is for you.

✅ Accurate calculation
✅ Shows weight category (Underweight, Normal, Overweight, Obese)
✅ Supports both Metric (kg/cm) and Imperial (lbs/inch) units
✅ Mobile-friendly & fully free – No login required

Tool UI Features

FeatureDetails
📏 Unit ToggleMetric (kg/cm) and Imperial (lbs/inches)
🧍 Height InputWith validation (e.g., 100cm–250cm)
⚖️ Weight InputWith range control
📊 Result DisplayBMI Value + Weight Category
🎯 Health Range ChartShow: Underweight, Normal, Overweight, Obese
📤 Reset ButtonClear fields
🔒 No Data StoredAdd privacy note

FAQs for BMI Calculator Tool

Q1. What is BMI?
BMI stands for Body Mass Index. It’s a number calculated from your weight and height that indicates whether you’re underweight, normal, overweight, or obese.

Q2. How is BMI calculated?
For Metric Units: BMI = weight (kg) / height² (m²)
For Imperial Units: BMI = (weight (lbs) / height² (in²)) × 703

Q3. Is BMI accurate for everyone?
BMI is a general guide and doesn’t account for muscle mass, age, or body composition. It’s best used with other health indicators.

Q4. Is this tool safe to use?
Yes! Toolfino’s BMI Calculator runs in your browser. We don’t store or process your data on a server.

Q5. Can I use this on mobile?
Absolutely. The tool is mobile-responsive and works on all devices.