SI Viewer is a Chrome extension developed by kbat82. This free add-on falls under the category of Browsers and is specifically classified under Add-ons & Tools. The main purpose of SI Viewer is to fetch the SI score for a given website.

With SI Viewer, users can easily view the Sistrix Index (SI) score of any website directly within their Chrome browser. The extension requires users to enter the API key in the settings to access the necessary data.

SI Viewer offers a simple and straightforward solution for those who frequently analyze website rankings and want to quickly access the SI score. By eliminating the need to navigate to external tools or websites, SI Viewer provides convenience and efficiency.

Overall, SI Viewer is a useful add-on for Chrome users who require easy access to the Sistrix Index score of any website. Its simplicity and functionality make it a valuable tool for those involved in website analysis and SEO.