Netpeak Spider - A desktop tool for fast and comprehensive technical audit of the entire website.
Screaming Frog SEO Spider - The Screaming Frog SEO Spider is a small desktop program (PC or Mac) which crawls websites’ links...
Free SEO Checker by Spotibo - An SEO checker that analyses based on Google's algorithm 👀
FandangoSEO - Monitor your SEO 24/7 with our SEO Crawler and Log Analyzer
WebsiteChecker - Sends you alerts when your website goes down.
Seodity - The complete SEO toolkit for improving your projects.