Screaming Frog SEO Spider

Industry-leading desktop SEO auditing tool built by Screaming Frog Limited, a UK company based in Henley-on-Thames, Oxfordshire. Crawls websites to find broken links, audit redirects, analyse page titles and meta data, discover duplicate content, generate XML sitemaps, and identify over 300 SEO issues. Supports JavaScript rendering, Google Analytics/Search Console integration, and scheduled audits. Trusted by thousands of SEOs and agencies worldwide. Free version (500 URLs) and paid licence at £199/year.