Big QR Code is a free Chrome add-on developed by sunlanda. It falls under the category of Browsers and specifically belongs to the Add-ons & Tools subcategory. The main purpose of this program is to convert the current website URL into a QR code.

With Big QR Code, users can easily generate a QR code for the webpage they are currently viewing. This can be useful for sharing the URL with others or for quick access on mobile devices. The add-on provides the option to download the QR code in PNG or JPEG format, allowing users to save it for later use or share it through various platforms.

Overall, Big QR Code is a simple and convenient tool for converting website URLs into QR codes. It offers a straightforward way to generate QR codes and provides the flexibility to download them in popular image formats.