RealMedia .rm
A multimedia container used for older RealPlayer video and audio.
Output uses RV10 video and AC3 audio. Protected streams are not supported.
RM file format guideRM to MKA converter
Convert RealMedia (.rm) to MKA for free. Choose files, review the available settings and download your results. No account needed.
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Matroska audio .mka
The audio-only extension for the Matroska container family. MKA can store audio with tags and chapters, using a variety of codecs.
Tested output uses FLAC. Current exports do not retain chapters, attachments, or original metadata.
MKA file format guideHow to convert RM to MKA
- Select RM files from your device or drag them into the converter.
- Check the MKA output. Open conversion settings if you want to make adjustments.
- Convert, compare the original and result, then download your files.
Quality, compatibility and file limits
Trim a clip, resize the frame, or adjust playback speed before export. Video conversion re-encodes supported streams; subtitles, extra audio tracks, and container attachments are not preserved. Audio output requires an audio track in the input.
Processing uses your device when possible and our servers when required. Browser files are limited to 256 MB each; server conversions to 64 MB; browser spreadsheets to 32 MB. Previews show supported content and do not guarantee identical rendering in every application.