SerpWatch - Track your rankings with a fast and 100% accurate rank checker. Manage multiple locations and projects with full app integration. Try it for free for 15 days.
Screaming Frog - Screaming Frog is search engine marketing agency offering search engine optimisation and pay-per-click advertising services.
SEOmator - SEO website analysis & audit tool
SEMRush - All-in-one Marketing Toolkit for digital marketing professionals.
Serpstat - Search analytics, Rank tracking, Backlink analysis and Site Audit tool.
Netpeak Spider - A desktop tool for fast and comprehensive technical audit of the entire website.