Nyan Hand Left is a free Chrome extension developed by ninn. It falls under the category of Browsers and is specifically listed in the Add-ons & Tools subcategory. This extension is designed for users who want to shop online wisely by comparing prices on different websites, especially when purchasing from shops other than Amazon.

The extension adds a unique button to the following sites upon installation:

1. Non-Amazon Sites: Two buttons, one for searching on Amazon and another for searching on Nyan Hand Left, are added near the product titles. If a JAN code is available on the page, it can be used to navigate to the respective site.

2. Amazon: Buttons for searching on Rakuten Ichiba, Yahoo Shopping, PayPay Mall, Rohako, and Yahoo Auctions are added. When transitioning from a site other than Amazon to Amazon, the JAN code is also passed along. Additionally, a link to Nyan Hand Left is provided.

Furthermore, the extension adds a right-click menu when you highlight text on a website. This menu offers options to search on Amazon, Rakuten Ichiba, Yahoo Shopping, and Nyan Hand Left.

Nyan Hand Left is an invaluable tool for online shoppers who want to make informed purchasing decisions. Install the extension today and start shopping smart!