Backlinks by Neil Patel - A backlinks research tool for competitive intelligence
Ahrefs Backlink Checker - With the world's biggest index of live backlinks (over 15 trillion), Ahrefs Backlink Checker will show you the most complete backlink profile for any website.
Monitoro - Monitor webpages and get fresh data sent to your webhooks.
SEO PowerSuite - Get all SEO tools in one pack - download free edition of SEO PowerSuite and get top 10 rankings for your site on Google and other search engines!
SEMScoop - Find and analyze easy to rank long-tail keywords with free SEMScoop Keyword Difficulty Tool, Start using them for SEO, PPC, content creation and all your marketing activities
Site Audit by Ahrefs - Cloud based website analysis for 100+ SEO issues