SEO Fury is a free Chrome add-on designed to perform in-depth SEO audits on any webpage. It offers over 40 SEO checks that cover various aspects such as meta tags, headings, schema, and links. Users can analyze content for word count, readability, and keyword density. The tool also evaluates internal and external links, ensuring thorough checks on the webpage's linking structure.

In addition to content analysis, SEO Fury assesses technical elements like HTTPS status, mixed content issues, favicon presence, and overall URL structure. It utilizes the PageSpeed Insights API to provide insights into Core Web Vitals, along with an overall SEO score and actionable recommendations for improvement. The interface is available in both English and Russian, making it accessible for a wider audience.