It peaked in 2012 when the millennials were in college, but it hasn't been cool for the past 5 years now. I never use dropbox ever again after they got rid of Carousel and Mailbox because I frankly don't trust them with my files
Google trends can be interesting, but it's important to keep in mind that people who have dropbox installed and are paying the subscription don't spend their time googling for dropbox.
https://imgur.com/a/6gtowek
It peaked in 2012 when the millennials were in college, but it hasn't been cool for the past 5 years now. I never use dropbox ever again after they got rid of Carousel and Mailbox because I frankly don't trust them with my files