Apple iTunes September 23, 2004 LoudEye September 25, 2004 MusicNet September 25, 2004 DigiPie November 6, 2004 RuleRadio November 20, 2004 Napster December 3, 2004 MP3tunes December 14, 2004 MusicNow January 27, 2005 iSound February 14, 2005 Etherstream April 6, 2005 Emusic April 6, 2005 MusicMatch May 4, 2005 Rhapsody May 31, 2005 Sony Connect June 7, 2005 MSN Music June 7, 2005 NetMusic June 8, 2005 BuyMusic June 21, 2005 Bitmunk June 22, 2005