The Screaming Frog SEO Spider is a small desktop program (PC or Mac) which crawls websites’ links, images, CSS, script and apps from an SEO perspective.

ZEFO is described as 'Advanced software program offering exclusive tools for online marketing. The system was developed in 2011 and has been used as a professional tool by SEOs and digital marketing specialists ever since' and is a SEO tool in the business & commerce category. There are more than 50 alternatives to ZEFO, not only websites but also apps for a variety of platforms, including Windows, Mac, SaaS and Linux apps. The best ZEFO alternative is Screaming Frog SEO Spider. It's not free, so if you're looking for a free alternative, you could try Xenu's Link Sleuth or SEO PowerSuite. Other great sites and apps similar to ZEFO are SEO Tracer, Netpeak Spider, Beam Us Up Crawler and SEOmator.
The Screaming Frog SEO Spider is a small desktop program (PC or Mac) which crawls websites’ links, images, CSS, script and apps from an SEO perspective.

Xenus Link Sleuth checks Web sites for broken links. Link verification is done on "normal" links, images, frames, plug-ins, backgrounds, local image maps, style sheets, scripts and java applets.

Features four integrated cross-platform desktop tools for keyword research and ranking, on-page site audits, backlink analysis, and link building. Offers automated SEO checks, multi-language support, custom reports, and competitor analysis for improved website optimization.




Boost your site's SEO with SEO Tracer! Crawl fast, find broken links, analyze meta tags, and optimize. Free, private and secure.




Netpeak Spider is an SEO crawler for a day-to-day SEO audit, fast issue check, comprehensive analysis, and website scraping.




Discover broken links, uncover missing page titles, duplicate content and identify other problems with our SEO crawler software.

Seomator is a tool designed by SEO/SEM professionals for SEO/SEM professionals. But at the same time it is amazing for SEO newbies as well. You can easily keep an eye on your backlinks, SERP data, keywords, search volumes, AdWords ad and positions of your competitors.



Free desktop SEO crawler - open source alternative to Screaming Frog and similar tools. Crawl websites, analyze links, extract SEO data, and export results without subscription fees.

Automated SEO platform providing comprehensive site auditing, on-page and technical optimization checks, keyword rank and SERP tracking, backlink profile analysis, competitor benchmarking, duplicate content detection, and actionable recommendations for all site sizes.




Pulno is a website audit tool which checks for SEO related issues and sends comprehensible tips to improve on-page SEO with page speed optimizer (CSS and image file optimization), meta tags and unique text analyzer.




SiteAnalyzer is a Web Crawler to scan the websites and check their technical and of SEO-parameters for errors and correct them effectively.




If you need more features than only a website link checker - such as XML sitemap (conforming to the standard protocol), html validity, essential SEO checks such as page title, headings, meta description and keywords - then try Scrutiny.


