💰 Expense Tracker

A simple personal finance manager built with Python and Tkinter. This app allows users to sign up, log in, track their income and expenses, and view or remove past transactions.

📌 Features

• ✅ User authentication (Sign up / Log in)
• 💸 Add income and expenses with category tagging
• 📊 View transactions in a sortable table
• 🗑️ Remove selected transactions
• 💾 Data persistence using JSON

🛠️ Technologies Used

• Python 3
• Tkinter (GUI)
• JSON (for local data storage)

🚀 Getting Started

Prerequisites

Make sure you have Python 3 installed on your system.

python --version

Installation

1. Clone this repository:

git clone https://github.com/your-username/finance-app.git
cd finance-app

2. Run the application:

python main.py

(Replace main.py with your script filename if different.)

Optional

If you'd like to reset user data, simply delete the data.json file.

📂 Project Structure

finance-app/
│
├── main.py          # Main application file
├── data.json        # Stores all user and transaction data
└── README.md        # Project documentation

✨ Future Improvements

• Password encryption
• Budget planning feature
• Export reports (PDF/CSV)
• Dark mode UI

📄 License

This project is licensed under the MIT License.