
RealNetworks established new proprietary file types, such as. RealAudio was developed for use with RealPlayer, one of the Internet’s early media player successes. RealAudio’s small file sizes and the streaming capability make it a popular format for Internet radio stations. The RealAudio format allows users to listen to music as it is being downloaded, a process known as streaming. RealAudio, a compressed audio format created in 1995 by Progressive Networks (after 1997, RealNetworks, Inc.) that was popular in the 1990s and early 2000s but was supplanted by such formats as MP4.
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