MP4 to MKV Converter

Batch convert mp4 files to mkv online. Change mp4 to mkv on Windows, Mac, Iphone or Android in a couple of clicks.

Select files for conversion or drag and drop them to the upload area.
Your files are securely protected and available only to you.
All files are automatically deleted from our servers after 1 hour.

How to convert MP4 files to MKV online?

Step-by-step instructions for converting mp4 files to mkv

Upload MP4-file

Click "Choose File" button to select a mp4 file on your computer. MP4 file size can be up to 100 Mb.

Convert MP4 to MKV

Click "Convert" button to start conversion.

Download your MKV

When the conversion process is complete, you can download the MKV file.

FAQ

  • ❓ How can I convert MP4 to MKV?
    First you need to add file for conversion: drag and drop your MP4 file or click the "Choose File" button. Then click the "Convert" button. When MP4 to MKV conversion is completed, you can download your MKV file.
  • ⏱️ How long does it take to convert MP4 to MKV?
    Video conversion takes quite a while. It will probably take you a few minutes to change MP4 to MKV.
  • 🛡️ Is it safe to convert MP4 to MKV on AnyConv?
    Of course! We delete uploaded files immediately, and converted ones after 1 hour. No one has access to your files. File conversion (including MP4 to MKV) is absolutely safe.
  • 💻 Can I convert MP4 to MKV on Mac OS or Linux?
    Yes, you can use AnyConv on any operating system that has a web browser. Our MP4 to MKV converter works online and does not require software installation.

Information about MP4 and MKV file formats

Name MP4 MKV
Full name MP4 - MPEG-4 Part 14 MKV - Matroska
File extension .mp4, .m4a, .m4p, .m4b, .m4r, .m4v .mkv, .mk3d, .mka, .mks
MIME type video/mp4 video/x-matroska, audio/x-matroska
Developed by International Organization for Standardization www.matroska.org
Type of format Media container Container format
Description MPEG-4 Part 14 or MP4 is a digital multimedia format most commonly used to store video and audio and store other data such as subtitles and still images. Like most modern container formats, it allows streaming over the Internet. The Matroska Multimedia Container is an open standard free container format, a file format that can hold an unlimited number of video, audio, picture, or subtitle tracks in one file. It is intended to serve as a universal format for storing common multimedia content, like movies or TV shows.
Technical details Most kinds of data can be embedded in MPEG-4 Part 14 files through private streams. A separate hint track is used to include streaming information in the file. Matroska is similar in concept to other containers like AVI, MP4, or Advanced Systems Format (ASF) but is entirely open in specification, with implementations consisting mostly of open-source software.
File conversion MP4 conversion MKV conversion
Associated programs Windows Media Player, RealPlayer, MPlayer, Media Player Classic, VLC Media Player, K-Multimedia Player VLC Media Player
Wiki https://en.wikipedia.org/wiki/MPEG-4_Part_14 https://en.wikipedia.org/wiki/Matroska
MP4 to MKV conversion quality rating:
4.2 (1581 votes)
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