Shuffle play is a mode of music playback in which songs are played in a

random In common usage, randomness is the apparent or actual lack of definite pattern or predictability in information. A random sequence of events, symbols or steps often has no order and does not follow an intelligible pattern or combination. ...

ized order that is decided upon for all tracks at once. It is commonly found on

CD player A CD player is an electronic device that plays audio compact discs, which are a digital audio, digital optical disc data storage format. CD players were first sold to consumers in 1982. CDs typically contain recordings of audio material such a ...

digital audio player A portable media player (PMP) or digital audio player (DAP) is a portable consumer electronics device capable of storing and playing digital media such as audio, images, and video files. Normally they refer to small, battery-powered devices ...

s and media player software. Shuffle playback prevents repeated tracks, which makes it distinct from random playback, in which the next track is chosen at random after the last track has ended.

In CD players

In a CD player one can only shuffle songs on that CD, or with some models that could hold more than one CD, shuffle the songs on all of those CDs. Some CDs have been designed for the shuffle feature on CD players, such as

They Might Be Giants They Might Be Giants, often abbreviated as TMBG, is an American alternative rock and Children's music, children's band formed in 1982 by John Flansburgh and John Linnell. During TMBG's early years, Flansburgh and Linnell frequently performed as ...

' '' Apollo 18''. More modern CD players come with the shuffle feature.

In media devices

Almost all

software Software consists of computer programs that instruct the Execution (computing), execution of a computer. Software also includes design documents and specifications. The history of software is closely tied to the development of digital comput ...

on computers has the shuffle feature including

Windows Media Player Windows Media Player (WMP, officially referred to as Windows Media Player Legacy to retronym, distinguish it from Windows Media Player (2022), the new Windows Media Player introduced with Windows 11) is the first media player (application soft ...

and MediaMonkey. Most electronic devices including

mobile phones A mobile phone or cell phone is a portable telephone that allows users to make and receive calls over a radio frequency link while moving within a designated telephone service area, unlike fixed-location phones ( landline phones). This radio ...

and

iPod The iPod is a series of portable media players and multi-purpose mobile devices that were designed and marketed by Apple Inc. from 2001 to 2022. The iPod Classic#1st generation, first version was released on November 10, 2001, about mon ...

s have the shuffle feature and devices have even been created just for the shuffle feature, such as the

Apple An apple is a round, edible fruit produced by an apple tree (''Malus'' spp.). Fruit trees of the orchard or domestic apple (''Malus domestica''), the most widely grown in the genus, are agriculture, cultivated worldwide. The tree originated ...

iPod Shuffle The iPod Shuffle (stylized and marketed as iPod shuffle) is a discontinued digital audio player designed and formerly marketed by Apple Inc. It was the smallest model in Apple's iPod family, and was the first iPod to use flash memory. The firs ...

. Media devices and players can usually shuffle more than just albums: they can also shuffle all of an artist's music, all of the music in a certain genre, and even all songs on the device. Users can also create playlists of whatever songs they like and shuffle them.

References

Applications of randomness Digital audio players {{sound-tech-stub