MASTER SEO Tool-Free SERP Checker & SEO META is a Chrome add-on developed by vishal sirka. It falls under the category of Browsers, specifically Add-ons & Tools. This free tool is designed to check and display important meta data information for websites.

The main features of this tool include a SERP checker that displays the search engine results page count for a given query. It also provides information about header tags (H1-H6), allowing users to easily analyze the structure of a webpage. Additionally, the tool displays details about images, including whether they have ALT attributes and titles. Users can even download images directly from the tool.

Other useful features include a multi URL opener, which allows users to open multiple URLs at once, and an internal links highlighter that helps users identify and navigate through internal links on a webpage.

Overall, MASTER SEO Tool-Free SERP Checker & SEO META provides a comprehensive set of features for analyzing and optimizing websites. It is a valuable tool for webmasters and SEO professionals.