Keyword Analyzer gives you insights on what's working NOW for YOUR keyword in search results. If you want to understand what made top pages rank so well — this is your go-to tool.
The most common use cases for Keyword Analyzer are:
Optimizing existing page for a difficult keyword
Discovering quick wins that are potentially the quickest way to rank higher
Getting deep into expert-level data on top performers in SERP
Getting data that will serve you as a solid basis when working with a client who is sceptic about data-driven methodology.