Expense Manager

Expense Tracker - Your intelligent financial companion that automatically tracks and categorizes your expenses using AI technology.

### 🚀 Key Features

📧 Automatic Email Scanning
- Seamlessly connects with your Gmail account
- Automatically detects expense-related emails
- Works with receipts, invoices, and payment confirmations
- Processes emails locally on your device for privacy

🤖 AI-Powered Categorization
- Uses OpenAI's GPT-4 to intelligently categorize expenses
- Recognizes various expense types: Food, Transportation, Shopping, Entertainment, and more
- Learns from your spending patterns for better accuracy
- No manual categorization needed

📊 Comprehensive Dashboard
- View monthly spending totals at a glance
- Track expenses by category with visual breakdowns
- Monitor spending trends across different time periods
- Quick access to recent transactions

💾 Privacy-First Design
- All expense data stored locally on your device
- No cloud servers or external data storage
- Read-only Gmail access (we never modify your emails)
- You control your OpenAI API key

📱 User-Friendly Interface
- Clean, modern Material Design interface
- Easy navigation between dashboard, expenses, and settings
- Quick manual expense entry when needed
- Dark mode support for comfortable viewing

📤 Export & Share
- Export expenses to CSV format
- Generate detailed expense reports
- Share data with accounting software
- Backup your financial records

🔄 Smart Synchronization
- One-tap email sync
- Background sync options
- Pause and resume sync anytime
- Real-time progress updates

🛡️ Security Features
- Secure OAuth 2.0 authentication
- Encrypted API key storage
- No passwords stored
- Revoke access anytime through Google settings

### 💡 Perfect For
- Individuals tracking personal expenses
- Freelancers managing business costs
- Anyone who receives email receipts
- People seeking automated expense tracking

### 🔧 How It Works
1. Connect your Gmail account (one-time setup)
2. Add your OpenAI API key (get one from OpenAI)
3. Tap sync to scan your emails
4. View automatically categorized expenses
5. Export or analyze your spending data

### 📝 Requirements
- Android 7.0 (API 24) or higher
- Active Gmail account
- OpenAI API key (for AI categorization)
- Internet connection for syncing

### 🔐 Your Data, Your Control
Unlike other expense trackers, we don't store your data on our servers. Everything stays on your device. You can delete all data anytime, and we only read emails - never modify them.

### 🌟 Why Choose Expense Tracker?
- Time-Saving: No manual entry for email receipts
- Accurate: AI ensures correct categorization
- Private: Your data never leaves your device
- Flexible: Works with any email receipt format
- Free: No subscription fees (just bring your own OpenAI API key)

Start taking control of your finances today with the most intelligent expense tracking solution on Android!