This page contains information on the RM file extension (RealMedia file), a popular video file format

RM RM (Video)

File extension .rm
Category Video File
Description The RM file format was used by RealMedia player as a shortcut to other RealMedia files that contained compressed audio and video data. Before the days of broadband and when modems were popular, Real Media Player peaked in popularity. It provided superior compression which made streaming audio and video files easy. However the quality of output was generally poor. The RM file format is used by RealPlayer to audio files either online or offline and these files can be opened on all the main platforms - Windows, Linux and Mac.
Technical Details To play an RM file you will find that some websites require the installation of RealPlayer Plug-in before it can properly open some contents of the pages. Generally these sites are internet radios that transmit real time broadcast using RealPlayer. These contents are links with RAM file extensions that streams audio files allowing a user to play the file while it is downloading. Real Media (RM) was developed by Real Networks, Inc. and was the original file extension for viedo files processed with Real compression algorithm.
Associated programs
  • RealNetworks RealPlayer
Developed by Real Networks
MIME type
  • audio/x-pn-realaudio
  • audio/vnd.rn-realaudio
  • audio/x-pm-realaudio-plugin
  • audio/x-pn-realvideo
  • audio/x-realaudio
  • video/x-pn-realvideo
Useful links

RM Convert RM file

Using Zamzar, it is possible to convert RM files to a variety of other formats

  • rm to 3gp (3GPP Multimedia File)
  • rm to 3g2 (3GPP2 Multimedia File)
  • rm to aac (Advanced Audio Coding File)
  • rm to ac3 (AC3 Audio File)
  • rm to avi (Windows video file)
  • rm to flac (Free Lossless Audio Codec)
  • rm to flv (Flash video)
  • rm to gif (Compuserve graphics interchange)
  • rm to ipad (MPEG-4 (H264) Video File)
  • rm to iphone (MPEG-4 (H264) Video File)
  • rm to ipod (MPEG-4 Video File)
  • rm to mov (Apple QuickTime Movie)
  • rm to mp3 (Compressed audio file)
  • rm to mp4 (MPEG-4 Video File)
  • rm to mpg (Moving Picture Experts Group File)
  • rm to ogg (Ogg Vorbis Compressed Audio File)
  • rm to wav (Windows audio file)
  • rm to webm (Multimedia Container Format)
  • rm to wmv (Windows Media Video)
RM Converter Video