Convert MKV to MP4
Free online MKV to MP4 converter. Fast, browser-based, no watermarks.
Convert the file format before the upload deadline or the next editing pass.
Select Video
Choose video files
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Processing
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Download
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Maximum file size: 50GB
Free convert video to MP4 online
A free video to MP4 converter changes MOV, AVI, WebM, MKV, and other video files into an MP4 that opens cleanly in editors, websites, phones, and social platforms. Use MP4 when an upload rejects your original file, an iPhone MOV will not open, or you need one format for editing and sharing.
How to use it
Upload your MKV file
Select an MKV video from your computer or external drive.
Automatic conversion
We convert your MKV to the universally compatible MP4 format.
Download MP4
Your converted MP4 is ready to play on any device.
What you get
MKV to MP4
Convert MKV container format to universally compatible MP4.
100% Free & No Watermarks
Convert unlimited videos for free. No registration required.
Browser-Based Processing
All conversion happens in your browser. Your videos stay private.
Device Compatibility
MP4 plays on TVs, phones, tablets, and all streaming devices.