Free SEO Checker by Spotibo - An SEO checker that analyses based on Google's algorithm 👀
Netpeak Spider - A desktop tool for fast and comprehensive technical audit of the entire website.
SE Ranking - All-in-One cloud-based SEO software for agencies, marketing teams and webmasters
Screaming Frog SEO Spider - The Screaming Frog SEO Spider is a small desktop program (PC or Mac) which crawls websites’ links...
SEO Minion - Chrome extension & Firefox add-on to help you with SEO
Pulno - SEO Audit and Website Analysis. Pull up your SEO.