Convert to MKV

Convert compatible files to MKV directly in your browser.

  • No uploads Files stay on your device
  • Batch processing Handle multiple files at once
  • 100% private No sign-up, no tracking

Drop files or folders here

You can also drag files into this area

Supported input formats

  • M4V
  • MKV
  • MOV
  • MP4
  • WEBM

We support 5 formats. All conversion happens in your browser.

View all formats →

How to convert to MKV

  1. Add your files (e.g. M4V, MKV, MOV)
  2. Adjust output settings (optional)
  3. Click \"Convert\"
  4. Download your converted files

About MKV

Matroska is the everything-container: unlimited video, audio and subtitle tracks, chapters and attachments in one open file. Learn when to use it and what to choose instead.

Learn more about MKV →