Convert MKV to MP4
MKV (Matroska) is a popular open-source container for high-quality video, but many devices and platforms cannot play it natively. Convert MKV to the universally compatible MP4 format entirely in your browser. No uploads, no installs, no privacy risk.
Need screenshots, edge cases, or extra context before converting?
Read the step-by-step guideSteps
01
Open FastEdit
Visit app.fastedit.net. No account needed.
02
Add your MKV file
Drag and drop the .mkv file. FastEdit decodes it locally.
03
Choose MP4
Select MP4 from the output format options.
04
Adjust settings
Optionally trim, change resolution, or set a target bitrate. Default settings work well for most content.
05
Export
The video encodes on your device and downloads as an MP4 file.
Benefits
- MP4 plays on every phone, tablet, smart TV, and browser. No codec packs needed.
- MKV files from downloads, screen recorders, or OBS convert seamlessly to shareable MP4.
- Trim or edit during conversion, with no need for a separate editing step.
- Runs entirely in the browser, so there is nothing to install.
- Your video files stay on your device, ideal for sensitive or copyrighted content.
Free. No upload. No watermark. No account. No limits.
Convert Now, Free