YouTube - View the Search Insights widget, SERP Metrics, Video Insights, as well as the Tags widget.
They also see the Moz link metrics for domains present in the organic search results. They see the estimated organic traffic and the top 5000 keywords for all pages & websites on Google. Google - Keywords Everywhere shows you the SEO Difficulty metrics, Trend chart, Related keywords, 'people also search for', Trending keywords & long-tail keywords in widgets on the right hand side of Google. It has multiple built in tools to find keywords from your seed keyword, and to show you keywords that any page or domain ranks for in the SERPs. It shows you monthly search volume, CPC & competition data on 10+ websites. Keywords Everywhere is a freemium chrome extension that helps you with Keyword Research.