How to Make a BMI Calculator in Flutter | Complete UI + Dart Logic
How to Make a BMI Calculator in Flutter | Complete UI + Logic
In this Flutter tutorial, you'll learn how to build a BMI Calculator App using StatefulWidget, TextEditingController, and user-friendly dropdowns for gender, height units (cm/ft), and weight units (kg/lbs). This app dynamically calculates Body Mass Index (BMI) based on user input and provides personalized health feedback like "Underweight", "Normal weight", "Overweight", or "Obesity".
🔥 Key Features Covered:
Flutter UI design with gradient background
Dropdown menus for gender and unit selection
Conversion logic for height and weight units
Real-time BMI calculation and category result
Clean and responsive UI with user input validation
This project is perfect for Flutter beginners and intermediate developers who want to build practical health-related apps with input handling, state management, and UI customization.
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