- Extension
- .rm
- .m4b
- Format
- Binary
- Binary
- Category
- Video
- Audio
- Developer
- RealNetworks
- Apple
- Description
- An RM file is a multimedia file used by RealPlayer, an audio and video playback and streaming program. It contains audio or video data or a link to a streaming media file, which is played back as it is downloaded. RM files are commonly used for streaming content over the Internet such as video and Internet radio.
- It is an audiobook file compressed using .AAC algorithm based on MPEG-4 container format. It is similar to .M4A file but its denoted as an audiobook and supporting audio players can bookmark it.
- MIME Type
- audio/x-pn-realaudio
- audio/x-m4a
