🥗 Macro Tracker

A personal iOS app for tracking daily macros and calories, built with Expo and React Native. Scan your food with your camera and get instant nutritional breakdown powered by GPT-4o vision.

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📸 Screenshots

   

Dashboard                        Goal Setting

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✨ Features

• 📷 AI Food Scanning — Point your camera at any food and get instant macro breakdown using GPT-4o vision
• 📊 Daily Dashboard — Track calories, protein, carbs and fat in real time
• 🎯 Goal Setting — Set your personal daily macro and calorie targets
• 💾 Persistent Storage — Data saved locally with AsyncStorage, survives app restarts

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🛠 Tech Stack

Layer	Technology
Framework	Expo / React Native
Language	TypeScript
AI Vision	OpenAI GPT-4o
Storage	AsyncStorage
Navigation	Expo Router

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🚀 Getting Started

Prerequisites

• Node.js 18+
• Expo CLI
• iOS device or simulator
• OpenAI API key

Installation

git clone https://github.com/borAn77/macro-tracker-ios.git
cd macro-tracker-ios
npm install

Environment Setup

Create a .env file in the root directory:

OPENAI_API_KEY=your_openai_api_key_here

Run on iOS

npx expo run:ios --device

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📁 Project Structure

macro-tracker/
├── app/              # Expo Router screens
├── assets/           # Images and screenshots
├── components/       # Reusable UI components
└── .env              # API keys (not committed)

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👤 Author

Boran Gedik — @borAn77
2nd Year Computer Science Student @ Coventry University

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📄 License

MIT