Flag - Your Healthy Eating Companion

App Overview

Flag is a mobile app dedicated to helping users achieve a science-based diet and a healthier lifestyle. With intelligent algorithms, a comprehensive food database, and a user-friendly interface, it helps you log daily meals, analyze your nutrition profile, and provides personalized dietary guidance for different goals such as fat loss, muscle gain, and glucose control. The app is designed for health-conscious users, fitness enthusiasts, and anyone who needs structured dietary management for chronic conditions.

Core Features

Daily Meal Logging & Nutrition Analysis

Easily snap a photo or add foods manually for each meal. The system automatically recognizes items and calculates calories and key nutrients (such as protein, carbohydrates, fats, and vitamins), helping you understand whether your intake is well-balanced.

Health Trends & Visualization

Flag provides daily, weekly, and monthly charts that visualize dietary trends, goal adherence, and changes in nutrient distribution—helping you assess your status at a glance and build long-term healthy habits.

Personalized Meal Guidance & Recommendations

Based on your goals (e.g., weight loss, weight gain, glucose control), Flag offers evidence-based meal plan suggestions and specific recipe recommendations. It also adapts to local ingredients and your preferences for practical, real-world use.

Typical Use Cases

Fitness enthusiasts tracking diet and macro ratios to support muscle gain and fat loss.
Busy professionals using personalized suggestions to easily plan three healthy meals a day.

Technical Highlights

Built with SwiftUI for excellent responsiveness and performance.
Locally encrypted data storage to ensure privacy and security.
Supports iOS Dark Mode and Home Screen widgets.
Integrated AI food recognition to speed up logging.