Silent musical compositions

4′33″ is a modernist composition by American experimental composer John Cage. It was composed in 1952 for any instrument or combination of instruments; the score instructs performers not to play their instruments throughout the three movements. It is divided into three movements, lasting 30 seconds, 2 minutes and 23 seconds, and 1 minute and 40 seconds, respectively, although Cage later stated that the movements' durations can be determined by the musician. As suggested by the title, the composition lasts 4 minutes and 33 seconds. It is marked by silence except for ambient sound, which is inte

Sleepify is an album by the American funk band Vulfpeck, released March 2014. The release consists solely of ten roughly 30-second-long tracks of silence. The album was made available on the music streaming service Spotify, where the band encouraged consumers to play the album on a loop while they slept. In turn, royalties from the playing of each track on the "album" were to be used to crowdfund a free concert tour by the band.