Ahrefs - Ahrefs is a toolset for SEO and marketing. We have tools for backlink research, organic traffic research, keyword research, content marketing & more. Give Ahrefs a try!
SEMRush - All-in-one Marketing Toolkit for digital marketing professionals.
Conductor Searchlight - Conductor Searchlight, generates customer intent insights that lead to compelling content, increased traffic, and higher organic marketing ROI.
SEOmator - SEO website analysis & audit tool
SE Ranking - All-in-One cloud-based SEO software for agencies, marketing teams and webmasters
SEOquake - SEOquake provides a browser extension to conduct on-page SEO audit.