Advanced SEO Checker is a free Chrome extension that provides in-depth on-page SEO analysis for any webpage. It allows users to audit essential SEO elements such as metadata, content structure, links, images, and structured data without leaving the browser. The intuitive interface features organized tabs that present detailed insights, making it easy to identify issues and opportunities for improvement.

Key features include an overview of metadata, content analysis for readability and keyword density, link checks for internal and external connections, verification of hreflang tags for multilingual sites, image optimization checks, and structured data inspection. Additionally, the extension offers speed monitoring by integrating with PageSpeed Insights, allowing users to track performance over time. This tool is ideal for website owners, SEO professionals, content creators, and developers looking to enhance their site’s visibility and performance.