BMI Calculator

BMI Calculator – Body Mass Index Tracker & Health Analyzer

Instantly calculate your Body Mass Index using the WHO-standard formula. Whether you're tracking your fitness journey, monitoring weight loss progress, or simply want to understand your health better — BMI Calculator gives you accurate, medically-informed results with a beautiful, easy-to-use interface.

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⚡ KEY FEATURES
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📊 Accurate BMI Calculation
Uses the standard WHO formula: BMI = Weight(kg) ÷ Height(m)²
Results are precise to one decimal place with instant feedback.

🎯 8 WHO BMI Categories
• Severe Thinness (< 16.0)
• Moderate Thinness (16.0 – 16.9)
• Mild Thinness (17.0 – 18.4)
• Normal Weight (18.5 – 24.9)
• Overweight (25.0 – 29.9)
• Obesity Class I (30.0 – 34.9)
• Obesity Class II (35.0 – 39.9)
• Obesity Class III (≥ 40.0)

🧮 Smart Input Controls
• Gender selection (Male / Female)
• Height in Centimeters OR Feet & Inches
• Weight in Kilograms OR Pounds (lbs)
• Age slider with + / – stepper buttons
• Interactive sliders with quick-step buttons

📈 Visual BMI Gauge
Animated semi-circular gauge with colored zones (blue → green → amber → red) and a live needle pointer showing exactly where your BMI falls.

💡 Personalized Health Guidance
Every result includes tailored health advice based on your BMI category, gender, and age — not just a number.

📋 Calculation History
Every calculation is automatically saved. Review your past records, tap any entry to see full details, or swipe left to delete individual records.

🌙 Dark Mode & Light Mode
Switch between clean white Light theme and deep navy Dark theme — or let it follow your system settings automatically.

📤 Share Your Results
Share your BMI result with friends, family, or your doctor via any messaging app with one tap.

🔁 Ideal Body Weight
Calculates your Ideal Body Weight using the Devine Formula alongside your BMI for a complete health picture.

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🔒 100% PRIVATE & OFFLINE
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• Works completely offline — no internet needed
• Zero data collection — your health data stays on your device only
• No account, no login, no sign-up required
• No ads, no trackers, no analytics

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⚠️ MEDICAL DISCLAIMER
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BMI is a general screening tool. It does not diagnose medical conditions or account for factors like muscle mass, bone density, or ethnicity. Always consult a licensed healthcare professional for personalized medical advice.

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📱 DESIGNED FOR ANDROID
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Built with Flutter & Material Design 3. Smooth animations, responsive layouts, rounded cards, and premium typography — optimized for all Android screen sizes.

Download BMI Calculator today and take your first step toward a healthier you! 💪