Wow, is Pandora popular: 69 million unique US users in June 2014.[1] I thought they would be getting hammered by Spotify, Beats and other newcomers.
[1] http://qz.com/253527/these-are-the-25-most-popular-mobile-ap...
[1] http://qz.com/253527/these-are-the-25-most-popular-mobile-ap...