🎮 Chrome Extension

Track SNES Prices While You Shop

Install our free Chrome extension to capture game prices from Buyee, Mercari US, and eBay US with one click. Help build accurate market data for the SNES collecting community.

The 725 Club Chrome Extension - Floating button on marketplace page

One-Click Capture

Click the floating button on any supported marketplace to instantly capture game title, price, condition, and images.

🎯

Auto-Match Games

Automatically matches listings to games in The 725 Club database. Manual search available if no match is found.

🌍

Multi-Marketplace

Works on Buyee (covers Yahoo Japan & Mercari Japan), Mercari US, and eBay US. Automatic currency detection.

How It Works

1

Install Extension

Add the extension from Chrome Web Store

2

Get API Key

Copy your API key from your profile settings

3

Browse & Capture

Visit Buyee, Mercari US, or eBay US and click the capture button

4

Submit Price

Review, match to a game, and submit to help the community

Supported Marketplaces

🇯🇵

Buyee.jp

Covers Yahoo Japan Auctions & Mercari Japan

JPY prices
🇺🇸

Mercari US

US marketplace for games and collectibles

USD prices
🇺🇸

eBay US

Largest US marketplace for retro games

USD prices

Screenshots

Floating Capture Button

Extension floating button on marketplace page

Save Modal with Game Matching

Save modal with game search and matching

Extension Popup Dashboard

Extension popup showing stats and recent submissions

Item fetching pop up

Extension settings and API key configuration

Settings Page

Extension settings and API key configuration

Ready to Start Tracking Prices?

Install the extension and help build accurate SNES market data