Spotify is a commercial music streaming service providing digital rights management-restricted content from record labels including Sony, EMI, Warner Music Group and Universal. Launched in October 2008 by Swedish startup Spotify AB, the service had approximately 10 million users as of 15 September 2010, about 2.5 million of whom were paying users. Total users reached 20 million by December 2012, 5 million of whom pay a monthly subscription fee that varies based on locale.
As of December 2013, the system is available using Android, BlackBerry, Boxee, iOS, Linux, MeeGo, Microsoft Windows, Openpandora OS X, Roku, S60 (Symbian), Samsung Smart TV, Sonos, Squeezebox, Telia Digital-tv, TiVo, WD TV, webOS, Windows Mobile, and Windows Phones As of December 2013 but is not available in the Windows Store for Windows 8.
Music can be browsed by artist, album, genre, playlist, or record label, as well as by direct searches. On computers, a link allows the listener to purchase selected material via partner retailers.
As of December 2013, Spotify is free for use on Android and iOS devices, and on desktop computers for unlimited durations. Features like offline listening and ad-free playback are only available for Premium subscribers of the service.