Screaming Frog - Screaming Frog is search engine marketing agency offering search engine optimisation and pay-per-click advertising services.
SEMRush - All-in-one Marketing Toolkit for digital marketing professionals.
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!
SEOmator - SEO website analysis & audit tool
Serpstat - Search analytics, Rank tracking, Backlink analysis and Site Audit tool.
Page Optimizer Pro - Page Optimizer Pro is an on-page SEO tool, allows marketers to produce flawlessly optimized pages for Google with ease.