Web Analytics: Google Analytics, Google Tag Manager, Data Studio, Tableau, Power BI, Sweetspot, SalesForce (Google Analytics integration with custom fields), R-Studio, Optimize, Hotjar, Crazy Egg, Chrome Console & Extensions.
SEO: Web CEO, Screaming Frog, WebPageTest, GTMetrix, MajesticSeo, SemRush, Ahrefs, Search Console, Panguin Tool, Xenu, SEO tools for Excel., Link Detox, Keyword Planner.
PPC: Google Adwords Editor, SemRush, Facebook Business Manager.