Auto-tests thousands of hidden codes and uses AI to discover exclusive deals from Reddit, blogs, coupon communities, and other public deal sources.
Manual Chrome installation • No store required
Combine AI discovery, universal coupon testing, and your own private code lists.
AI hunts deals on Reddit, blogs, socials, coupon hubs & more.
90% of retailers reuse codes. Auto-test large coupon libraries to uncover additional savings.
Enter your own coupon codes.
Coupon Hacker crawls public deal sources, forum threads, newsletters, and social feeds in real time. Instead of relying only on outdated submissions, our semantic crawler extracts promotional codes as soon as they are shared.
Most online merchants share common promotional formats. Our engine rapidly cycles through high-probability coupon patterns, evaluating each code against your cart contents without reloading the page.
Got personal gift vouchers, corporate discount codes, or coupon lists from friends? Paste or import them directly. Coupon Hacker tests your custom list alongside public and AI-discovered codes in one clean run.
Effortless three-step flow to claim your discounts in seconds.
Shop normally on any online retailer and head to your shopping cart or payment page.
Click the extension icon or tap the floating overlay when you arrive at checkout.
The engine automatically keeps whichever working code yields the highest total discount.
Because you're installing the unpacked version, Chrome requires a few manual steps.
Download Coupon-Hacker.zip. Then extract the ZIP file into a permanent folder on your computer.
Open Google Chrome and navigate to the extensions tab by pasting this URL:
Locate the toggle at the top-right corner of the Extensions page and turn it ON.
Click "Load unpacked" and select the extracted Coupon-Hacker folder.
Transparent answers about installation, compatibility, and code safety.
chrome://extensions in Chrome, switch on Developer mode, and click "Load unpacked" to select the folder.
Download the extension, load it into Chrome, and start testing coupon opportunities at checkout.