- Extension
- .rm
- .mkv
- Format
- Binary
- Binary
- Category
- Video
- Video
- Developer
- RealNetworks
- Matroska
- 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.
- An MKV file is a video container format similar to the .AVI, .ASF, and .MOV formats. It supports several types of audio and video codecs and may include .SRT, .SSA, or .USF (Universal Subtitle Format) subtitles. MKV files also support VobSub subtitles from DVDs.
- MIME Type
- audio/x-pn-realaudio
- video/x-matroska
