MKV to MP4
Convert MKV videos to MP4, without re-encoding when the codecs allow it. Free, no sign-up, no upload: the conversion runs in your browser.
Accepted: MKV · Max 1 GB per file
Processed on your device — nothing is uploaded.
How to convert MKV to MP4
Drop your MKV files above, or choose them on your device.
Pick the quality and resolution, then click Convert.
Download the files one by one, or all together as a ZIP.
Your files are converted directly in your browser with ffmpeg: they are never uploaded, nothing leaves your device.
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