Screaming Frog SEO Spider is a website crawler tool used for analyzing and auditing websites. It crawls websites' links, images, CSS, script to provide valuable insights into various SEO elements such as broken links, duplicate content, page titles, metadata, and more. This tool helps SEO professionals and webmasters to identify issues that may be affecting a website's search engine rankings and overall performance.
The program has a huge number of settings. Once site data is collected, it can be analyzed for errors and site speed.