Calculate your BMI instantly. Simple, private, and fully offline.
BodyBMI is a simple, fast, and completely offline BMI (Body Mass Index) calculator designed to help you check your body mass index in seconds.
Enter your height in centimeters or feet/inches, and your weight in kilograms or pounds, then tap Calculate. BodyBMI instantly shows your BMI value along with your category — Underweight, Normal, Overweight, or Obese — based on standard BMI ranges.
Key features:
- Switch easily between cm and ft/in for height
- Switch easily between kg and lb for weight
- Clean Material Design 3 interface with light and dark themes
- Clear input validation so you always get an accurate result
- One-tap Reset to start a new calculation
- Learn how BMI is calculated on the built-in Info screen
- Works fully offline — no internet connection required
Privacy first:
BodyBMI does not require an account, does not request any permissions, and does not collect or share any personal data. All calculations happen entirely on your device.
This app is intended for informational purposes only and does not provide medical advice, diagnosis, or treatment. Please consult a qualified healthcare professional for guidance about your health.