How to Convert MKV to MP4 for Phones and TVs
Convert MKV to MP4 so it plays on phones, smart TVs and streaming devices that don't support MKV natively — wi...
Read guide →MKV to MP4 Converter
Convert an MKV video file to the more universally-compatible MP4 format, free.
Large videos can take a little while to process — the page will wait and start your download automatically once it's ready.
Free to useNo software to install — works in any modern browser.
No signup neededOpen the tool and start straight away.
Files deleted automaticallyUsed only to make your result. The result is deleted when you download it, or automatically after about an hour.
Works on mobileSame tool on your phone, tablet or desktop.
How it works
- Upload — select or drag & drop your file.
- Process — choose any options and start; most files take a few seconds, large files, OCR and video can take a minute or two.
- Download — save the result; it is deleted from the server once downloaded (or after about an hour).
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About MKV to MP4
MKV supports things like multiple audio tracks and subtitles that many devices and platforms (including most social media uploaders) don't accept. This converts to standard MP4 so the file plays without compatibility issues.
MKV to MP4 guides
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