Two sites offering free streaming music as of 2015 are Pandora and Spotify. Both sites offer free versions of their service supplemented by ads. The sites also offer ad-free paid versions of their service.
Users can sign up for Spotify or Pandora services by visiting the sites and entering basic information such as an email address, social network information and a password. Alternatively, users can add the apps for these sites on their mobile devices. Both sites offer streaming radio based on music genres or artists, but Spotify also allows users to search for and listen to specific artists as well as create playlists with specific songs and albums.