RM is video container format which is used in conjunction with the program RealPlayer. The format contains audio or video data or a link to a streaming media file. RM is commonly used for streaming content over the Internet and is therefore very important for Internet radio and Internet videos.
MKV (Matroska video File) is a video container format that supports more than one audio and subtitle tracks at the same file. It is based on Extensible Binary Meta Language. It supports several video and audio compression formats. The difference between MKV file types with most other video extensions is that it is a container, not a codec.
+200 Formats Supported
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