What is Google trends?

What is Google trends?

Google Trends is a search trends feature that shows how frequently a given search term is entered into Google’s search engine relative to the site’s total search volume over a given period of time.

The numbers represent the search interest relative to the highest point on the chart for the selected region and time.
Simply put, Google Trends provides keyword-related data including search volume index and geographical information about search engine users.
Google search trends data can be very useful for marketers