Who Is This Tool For?
Media server owners (Plex, Jellyfin, Kodi) and cinephiles organizing home theater libraries.
Good to Know
Lossless stream copy packaging into Matroska container.
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MP4 to MKV Converter
Convert MP4 videos into flexible Matroska MKV containers with support for multiple audio tracks and soft subtitles.
Select MP4 files or drag them here
Convert to MKV. Max 50 MB per file.
Encrypted & Private
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Auto-deleted after 60m
Conversion Queue
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How to Use MP4 to MKV Converter
1
Upload MP4
Choose your MP4 movie or clip.
2
Remux to MKV
Package streams into Matroska container format.
3
Download MKV
Save your MKV video file.
MP4 to MKV Converter FAQs
MKV supports virtually every audio/video codec in existence, plus chapter markers and selectable soft subtitles.
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