Koino SEO is a free Chrome extension designed to provide a thorough analysis of any webpage's SEO performance. It offers real-time insights without requiring user accounts or external logins, making it accessible for anyone looking to optimize their site's visibility. Key features include an SEO score out of 100 based on critical elements like meta titles, descriptions, and headings. The tool also highlights three priority issues for immediate action, ensuring users can address significant SEO concerns efficiently.

In addition to scoring, Koino SEO allows users to examine meta titles and descriptions with color-coded indicators for length, ensuring optimal character counts. The extension also provides a detailed structure of headings (H1 to H6), detects images lacking alt attributes, and identifies the content management system in use. With capabilities to analyze keyword usage and HTML weight, Koino SEO is a robust tool for enhancing SEO strategies.