14 Google Tools You Didn't Know Existed!! Starting with Google Trends: (want to know what's hot or not on pinterest? here's a start... ) Look at trends in hot searches with Google Trends. Browse by date, or look at top searches in different categories with the new Top Charts function. Finally, with the Explore function, input a search term and see how it trended over time and location. You can also now view popular searches in a colorful fullscreen format.