Convert WMA to MKV — Free Online Converter
Convert Windows Media Audio (.wma) to Matroska Video (.mkv) online for free. Fast, secure audio conversion with no watermarks or registration.
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About WMA to MKV Conversion
WMA is Microsoft's audio codec within the ASF container. MKV (Matroska Video) is an open-source multimedia container that supports virtually every audio and video codec ever created. Developed by the Matroska project, MKV is the preferred container for media archiving, home video libraries, and media server software like Plex, Jellyfin, and Kodi.
Converting WMA to MKV wraps the audio inside a Matroska container, typically for integration with video production workflows, media server libraries, or to leverage MKV's superior feature set (chapters, multiple tracks, rich metadata).
Why Convert WMA to MKV?
MKV is the standard container for media server software and personal media libraries. Converting WMA audio to MKV prepares it for muxing with video streams, adding subtitle tracks, or building multi-track audio files within the Matroska ecosystem.
MKV supports virtually every audio codec (FLAC, AAC, Opus, Vorbis, AC3, DTS, PCM, and even WMA itself), multiple concurrent audio tracks, chapter markers, and extensive metadata. This flexibility makes MKV superior to ASF for media management and distribution.
Common Use Cases
- Preparing WMA audio tracks for muxing with video in MKV production workflows
- Building multi-language audio files with WMA as one of several tracks
- Converting WMA for media server integration with Plex, Jellyfin, or Kodi