The Price Comparison Tool is a web application that helps users find the best deals by comparing prices of the same product across multiple online or offline stores. It saves time, money, and effort by eliminating the need to manually check each website or catalog.

Key Features

1. Search by Product Name or Barcode – Quickly look up items using keywords or barcode scanning.

2. Multi-Store Price Fetching – Displays prices from various e-commerce platforms or local shops.

3. Detailed Product Info – Shows product images, descriptions, ratings, and reviews alongside prices.

4. Price History Tracking – View historical price trends to decide the best time to buy.

5. Filter & Sort Options – Filter by price range, brand, seller rating, or location.

6. Currency & Location Support – Adjusts prices based on user’s location and currency.

7. Deals & Discount Alerts – Notify users when prices drop below a set threshold.

8. User Reviews Integration – Shows customer feedback from multiple sources.

9. Responsive Design – Works smoothly on mobile and desktop.

10. Save & Share – Save products for later or share comparison results with friends.

Technology Stack

• Frontend: HTML, CSS, Bootstrap, JavaScript (AJAX for instant search results).

• Backend: PHP / Java / Node.js (handles product search requests, price aggregation).

• Database: MySQL / MongoDB (stores product details, price history, and user alerts).

• APIs/Web Scraping: Fetch prices from e-commerce sites like Amazon, Flipkart, Walmart, etc.

Workflow

1. User Enters Product → Search by name, model, or scan barcode.

2. System Fetches Prices → Pulls latest data from different sources via APIs or web scraping.

3. Display Comparison → Shows all prices, shipping costs, and ratings in one table.

4. User Chooses Best Option → Optionally gets redirected to the store’s checkout page.

5. Optional Alerts → Notifies the user if price drops in the future.