Convert mp4 to mkv

Free online MP4 to MKV converter

Can I convert .mp4 videos to .mkv format.

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How to convert mp4 to mkv file

Converting MPEG-4 Videos directly to Matroska Videos (.mp4 to .mkv conversion) is certainly possible and very straightforward.

Use one of many available video editing programs or (online) conversion tools, such as Freemake Video Converter or MediaCoder, which should allow users to import MP4 videos and export them in MKV format.

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Understanding MP4 and MKV file formats

MP4 (MPEG-4 Part 14) is a digital multimedia container format most commonly used to store video and audio. It is a highly versatile format that supports a wide range of codecs and is widely used for streaming and sharing videos due to its efficient compression and compatibility with various devices and platforms.

MKV (Matroska Video) is another multimedia container format that is known for its ability to hold an unlimited number of video, audio, picture, or subtitle tracks in one file. It is often used for high-quality video content and is popular in the video editing and distribution community due to its flexibility and support for various codecs.

How to convert MP4 to MKV

Converting an MP4 file to an MKV file can be beneficial if you need to include multiple audio tracks or subtitles, or if you require a format that supports higher quality video. Here are the steps to convert MP4 to MKV:

Best software for MP4 to MKV conversion

One of the best software options for converting MP4 to MKV is HandBrake. HandBrake is a free, open-source video transcoder that supports a wide range of formats and is available for Windows, macOS, and Linux.

To convert using HandBrake:

  • Download and install HandBrake from the official website.
  • Open HandBrake and click on File to import your MP4 file.
  • Select the Format dropdown menu and choose MKV.
  • Adjust any additional settings as needed, such as video codec or audio tracks.
  • Click Start Encode to begin the conversion process.

Alternative converters

Other popular converters include FFmpeg, a command-line tool that is highly versatile and powerful, and VLC Media Player, which offers a simple conversion feature under Media → Convert/Save.


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MP4 vs MKV: format comparison

How the MP4 and MKV formats compare on the properties that matter most for this conversion.

Comparison of the MP4 and MKV file formats
Property .MP4 MPEG-4 Part 14 .MKV Matroska Video
Format type Container Container
Compression Both Both
Maximum resolution 8K and above 8K and above
Audio tracks Multiple Multiple
Subtitles Embedded in the file Embedded in the file
Streaming Partial Partial
Opens in a web browser Yes, natively No
Typical file size Small Large
Open standard Yes Yes
Introduced 2001 2002
Developer Moving Picture Experts Group (ISO/IEC) Matroska org
MIME type video/mp4 video/x-matroska

Frequently asked questions

Is the MP4 to MKV converter free?

Yes, converting MP4 to MKV on 101convert.com is completely free. No registration, email address or installation is required.

How large can my MP4 file be?

You can upload MP4 files up to 2000 MB and convert up to 1 files at once in a single batch.

What happens to my uploaded files?

Files are processed automatically and deleted from our servers within a few minutes after conversion. We never view or share your files.

Do I need to install any software to convert MP4 to MKV?

No. The MP4 to MKV conversion runs entirely online in your browser and works on Windows, Mac, Linux, Android and iPhone.

Did the conversion fail?

In most cases, the cause is an incorrect file format. Please upload a valid MP4 file for this MP4 to MKV conversion. Occasionally, the issue may be on our side. We analyze recurring conversion failures and disable or fix the converter if we detect a defect.

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