Convert RMVB to MKV — Free Online Converter
Convert RealMedia Variable Bitrate (.rmvb) to Matroska Video (.mkv) online for free. Fast, secure video conversion with no watermarks or registration.
Conversion settings — add a file to adjust
About RMVB to MKV Conversion
MKV (Matroska Video) is the open-source universal container that can hold virtually any codec, multiple audio tracks, multiple subtitle tracks, chapter markers, and extensive metadata. RMVB is RealNetworks' proprietary container limited to RealVideo/RealAudio codecs. Converting RMVB to MKV preserves the content in a modern, open container with vastly superior player support — VLC, Kodi, Plex, mpv, and PotPlayer all handle MKV natively.
Why Convert RMVB to MKV?
RMVB requires RealPlayer or specialized decoders. MKV is supported by every major media player and streaming server. Crucially, MKV can hold multiple audio tracks (useful for RMVB files that sometimes include both Chinese and English audio) and subtitle tracks (SRT, ASS) in a single file, something RMVB handles poorly.
Common Use Cases
- Migrating RMVB movie archives to MKV for Plex/Jellyfin media server libraries
- Converting RMVB files with dual audio tracks for organized multi-language playback