Screaming Frog SEO Spider
The Screaming Frog SEO Spider is a website crawler that helps you improve onsite SEO, by extracting data & auditing for common SEO issues. Download & crawl 500 URLs for free, or buy a license to remove the limit & access advanced features. The SEO Spider is a powerful and flexible site crawler, able to crawl both small and very large websites efficiently while allowing you to analyze the results in real-time. It gathers key onsite data to allow SEOs to make informed decisions. Crawl a website instantly and find broken links (404s) and server errors. Bulk export the errors and source URLs to fix, or send to a developer. Find temporary and permanent redirects, identify redirect chains and loops, or upload a list of URLs to audit in a site migration. Analyze page titles and meta descriptions during a crawl and identify those that are too long, short, missing, or duplicated across your site.
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Seobility
Seobility checks your complete website, by crawling all linked pages. All found pages with errors, problems with the on-page optimization or problems regarding the page content like duplicate content are collected and displayed in each check section. Of course, you can also analyze all problems of a single page in our page browser. For a sustainable and continuous review of your website, each project is constantly crawled and analyzed by our crawlers to track the progress of your optimization. You will also be notified by our monitoring service with the status of your website via e-mail, if server errors and major problems occur. Seobility not only provides a detailed SEO audit but also gives tips and instructions on how to fix the problems found on your website. By fixing these issues, you make sure that Google can access all of your relevant content and understand what it’s about in order to match it with suitable search queries.
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SiteGuru
SiteGuru is an on-page SEO tool that checks your website for SEO issues and gives you actionable tips to improve your website.
SiteGuru crawls your site and checks all relevant SEO properties of your site: meta descriptions, page titles, canonical URLs, broken links, page speed and much more.
Export your reports to PDF or CSV, and share your report with your colleagues and developer team.
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CrawlBeast
CrawlBeast is a desktop SEO site audit crawler built to help users uncover technical SEO issues, prioritize fixes, and improve visibility across Google and AI search engines. The platform crawls websites and sitemaps locally to detect issues such as broken links, 404 pages, redirect problems, missing metadata, incomplete social tags, missing image alt text, and rendering blockers. CrawlBeast is designed to turn raw crawl data into structured audit insights so SEO professionals can focus on what to fix first. Users can organize audits by project, manage multiple client domains, export reports, and track SEO health across campaigns. The desktop architecture uses local database storage for speed, control, and offline-friendly workflows. Built for freelancers, agencies, consultants, and business owners, CrawlBeast helps make technical SEO audits faster, clearer, and more actionable.
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