Welcome to the Expense Tracker App – your simple yet powerful solution for managing personal finances! This intuitive web application helps you effortlessly track spending, visualize expenses, and gain insights into your financial habits. Built with PHP for backend processing and JavaScript (Chart.js) for dynamic visualizations, it offers a seamless experience without requiring a database or login. Whether you're monitoring daily purchases or analyzing monthly trends, this tool makes budgeting straightforward and accessible.

Designed for ease of use, the app features a clean, modern interface with interactive charts and real-time expense tracking. You can quickly add transactions, categorize spending, and view detailed breakdowns through pie, bar, and trend graphs. With no complex setup needed (data is stored in a JSON file), this lightweight tool is perfect for anyone looking to take control of their finances. Start tracking smarter today – your wallet will thank you!

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Key Features:

✅ Add & Manage Expenses

• Log expenses with a simple form (description, amount, date, category).

• Delete unwanted entries with a confirmation prompt.

📊 Interactive Data Visualization

• Pie Chart: Breakdown of expenses by category.

• Bar Chart: Compare spending across categories.

• Trend Line Chart: Track daily spending over the last 30 days.

📱 Responsive & Modern UI

• Works on desktop and mobile devices.

• Clean, card-based design with smooth animations.

📂 No Database Required

• Uses PHP file handling to store expenses in expenses.json.

• No need for MySQL or complex setups.

Technologies Used:

Frontend:

• HTML5 & CSS3 (Flexbox, Grid, custom styling)

• JavaScript (ES6) for dynamic interactions

• Chart.js for interactive charts

• Font Awesome for icons

• Google Fonts (Poppins) for typography

Backend:

• PHP for handling form submissions and data storage

• JSON for storing expense records

How to Use:

1. Adding an Expense

• Open the app in your browser (e.g., http://localhost/expense-tracker/).

• Fill in the form:

  • Description (e.g., "Groceries")

  • Amount (e.g., 25.50)

  • Date (defaults to today)

  • Category (Food, Transport, etc.)

• Click "Add Expense" to save.

3. Viewing Charts & Data

• Toggle between chart types (Pie, Bar, or Line) using the buttons.

• Recent expenses appear in a table below.

• Delete entries by clicking the trash icon (with confirmation).

4. Data Persistence

• All expenses are stored in data/expenses.json.

• No login required—data remains until manually deleted.

Sample Screenshots of the Project:

Landing Page

History

How to Run?

• Download and Install XAMPP.
• Download the provided source code zip file.

Installation/Setup:

• Extract the provided source code to the htdocs folder.
• Open your browser with the link "http://localhost/expense-tracker/".

Video Demonstration for Installation/Setup:

Conclusion:

In conclusion, the Expense Tracker App provides a perfect blend of simplicity and functionality, offering users an effortless way to monitor their spending with beautiful visualizations and intuitive controls. By combining PHP's reliable backend processing with JavaScript's dynamic charting capabilities, this lightweight yet powerful tool eliminates the complexity of traditional budgeting apps while delivering meaningful insights into your financial habits – all without requiring databases, logins, or complicated setups. Whether you're looking to track daily expenses or analyze long-term trends, this app puts financial clarity right at your fingertips.\

That's it! I hope this "Expense Tracker App Using PHP and JavaScript" will assist you on your  programming journey, providing value to your current and upcoming PHP projects.

For additional tutorials and free source code, explore our websites.  

Enjoy Coding :>>