Does a writer really need a software to tell them how to write in order to rank better in Google? Content analysis software and services provide information about your content that can help you make better decisions about the content as well as identify potential problems.
Software calls attention to patterns. But some programs aggregate the top 10 or 20 SERP positions, which results in inaccurate conclusions.
The reason is because the search intent can vary throughout the top ten search results. Different search intents means that a phrase may require different answers.