Convert MKV to MP4
Turn MKV videos into MP4 files that play on TVs, phones and in video editors.
Your video stays on your device and is never uploaded.
How it works
Choose your file
Drag and drop a video or pick one from your device.
Pick a setting
Pick a quality. High keeps the picture quality best.
Download
When it's done, your file downloads in one click.
What this tool does
MKV is a flexible video container, but many smart TVs, phones and video editors can't open MKV files.
Converting to MP4 makes the video work on all of them.
Frequently asked questions
No. This tool moves the video and the main audio track to MP4. Embedded subtitles are not carried over.
The default audio track is moved to the MP4.
No. Everything runs in your browser, on your own device. Your file is never sent anywhere.