Google Analytics and Google Search Console.
Google Search Console allows you to see your site's presence in Google's search results. You can analyze your SEO services in UK rankings alongside other Analytics data by linking your Google Analytics account with Google Search Console.
Moz
Moz is an SEO and data management software that helps businesses increase traffic, ranking, and visibility of sites in search results. Key features include site audits, rank tracking, backlink analysis, and keyword search tools.
Ahrefs
Ahrefs is an all-in-one SEO toolset for growing search traffic and optimizing websites. To do that, Ahrefs crawls the web, stores tons of data and makes it accessible via a simple user interface.
Semrush
Semrush is an SEO tool that does your keyword research, tracks the keyword strategy your competition uses, runs an SEO audit of your blog, looks for backlinking opportunities, and lots more. Internet marketers all over the world trust Semrush. It is also used by a number of businesses, big and small.
