MKV to MP4 Converter

Batch convert mkv files to mp4 online. Change mkv to mp4 on Windows, Mac, iPhone and Android in 2 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 MKV files to MP4 online?

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

Upload MKV-file

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

Convert MKV to MP4

Click "Convert" button to start conversion.

Download your MP4

When the conversion process is complete, you can download the MP4 file.


  • ❓ How can I convert MKV to MP4?
    First you need to add file for conversion: drag and drop your MKV file or click the "Choose File" button. Then click the "Convert" button. When MKV to MP4 conversion is completed, you can download your MP4 file.
  • ⏱️ How long does it take to convert MKV to MP4?
    Video conversion takes quite a while. It will probably take you a few minutes to change MKV to MP4.
  • 🛡️ Is it safe to convert MKV to MP4 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 MKV to MP4) is absolutely safe.
  • 💻 Can I convert MKV to MP4 on Mac OS or Linux?
    Yes, you can use AnyConv on any operating system that has a web browser. Our MKV to MP4 converter works online and does not require software installation.

Information about MKV and MP4 file formats

Name MKV MP4
Full name MKV - Matroska MP4 - MPEG-4 Part 14
File extension .mkv, .mk3d, .mka, .mks .mp4, .m4a, .m4p, .m4b, .m4r, .m4v
MIME type video/x-matroska, audio/x-matroska video/mp4
Developed by International Organization for Standardization
Type of format Container format Media container
Description 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. 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.
Technical details 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. 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.
File conversion MKV conversion MP4 conversion
Associated programs VLC Media Player Windows Media Player, RealPlayer, MPlayer, Media Player Classic, VLC Media Player, K-Multimedia Player
MKV to MP4 conversion quality rating:
4.9 (20156 votes)
You need to convert and download at least 1 file to leave a rating!