EaseUS VideoKit

An all-in-one video toolbox for you to convert, compress, and edit videos.

  • Convert video & audio to various formats
  • Compress videos to save space (Windows only)
  • Edit videos flexibly with amazing features (Windows only)
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[2023] How to Convert MP4 to MKV on Windows 10/Mac/Online

Sofia Albert updated on Mar 15, 2023 | Home > Video Converter Tips

MP4 video is used widely today as many operating systems and video players are compatible with it. However, in terms of video quality, it is not as good as the MKV. That's why many people are looking for methods to convert MP4 to MKV. If you need this conversion, the best free video converter is needed. This post offers 7 MP4 to MKV converters to help you here. 

mp4 to mkv conversion

Quick Method to Convert MP4 files to MKV on Windows 10:

Step 1. Download EaseUS Video Converter. Hit "Video Converter" > "Choose Files" to import MP4 files. 

Step 2. When the video files are imported, hit the "Settings" icon to choose the output format in MKV. 

Step 3. Before saving this video file, you can edit the video file by clicking the "Edit" option to modify the video files. 

Click the button below to start the conversion on Windows PC! There is No Watermark left in the trial version. 

  Free Download
Windows 11/10/8/7
  Free Download
macOS 10.13 or later

To know how to turn MP4 into MKV files in detail, click here>>

How to Convert MP4 Files to MKV on Windows PC

To satisfy Windows users' needs to convert MP4 files to MKV, we will provide three video converters in this part. Both of them are extremely popular and have great reputations. 

1. EaseUS Video Converter[Hot]

The first MP4 to MKV converter we can choose is EaseUS Video Converter. Support importing and exporting multiple video and audio formats, and it lets you convert MP4 files to MKV, AVI, MOV, FLV, FLAC, MP3, or other formats with simple clicks. In addition, you also are able to set the frame rate, bitrate, resolution (video), and quality based on your needs with its help. 

Besides that, another highlight about EaseUS Video Converter is that it offers 30 times faster conversion speed and bulk conversion. And that will assist you in converting single or multiple files in seconds.

Key features:

  • Convert MKV to MP4 and other video files
  • Support 1000+ video and audio file formats
  • Merge MKV files into one file before conversion
  • Capable of providing HD, 2K, and 4K videos

Without a watermark left in the trial version, start conversion now!

  Free Download
Windows 11/10/8/7
  Free Download
macOS 10.13 or later

Step 1. Download EaseUS Video Converter. Choose the "Video Converter" tab. Then, prepare your target video file and import it into this Windows converting software. Hit the "Choose Files" button from the main interface. 

choose video converter

Step 2. Once the video file is imported, hit the Settings icon. From various options, choose MKV as the output format. Based on your needs, select the target Quality and Resolution. Meanwhile, apply more options by clicking "Edit". At the same time, you can change the saving location from the "Save to" selection. 

Then, hit "Convert All" to start your conversion. 

video mkv format

Step 3. Click "Finished" from the top side. Here you can view the MKV file. Right click it to play, delete, and rename it. 

output to mkv

2. EaseUS Video Editor

This Windows editing software is an all-in-one video and audio editor. It's friendly to both novices and pros. Using it, you can modify audio files, convert file formats, extract audio from video, etc. All tasks can be done in a few simple clicks. 

Stunning Features:

  • Offer 300 visual and transition effects to add a professional touch to your movie
  • Able to convert MP4 to MKV and other video formats on Windows PC
  • Allow you to cut, trim, rotate, split, reverse videos, etc. 
  • Enable you to add voiceover and mosaic to your video
  • Offer a video speed changer software to change the speed

How to convert MP4 files to MKV on Windows, using EaseUS Video Editor: 

Step 1. Download and install EaseUS Video Editor. Then, click "File" > "Import" > "Import File". Import your video files into this software. Or you can choose to drag the video file into it. 

import video file

Step 2. Once the video file is imported, you can click the "Export" button to get the converted file. 

export video files

Step 3. When the Export window shows, you can choose the output format in the "Video format" option. Meanwhile, you can edit the quality, name, output folder, etc. 

exporting video files

3. VLC Media Player

As an open source video converter, VLC Media Player can not only play video and audio files, but it also can do a whole lot of other things like converting videos between different formats. It works great for most formats and works for most of you.

Convert MP4 to MKV on Windows 10, using VLC media player:

Step 1. Download and launch VLC. In the top left corner, click "Media" > "Convert/Save..."

Open VLC Media Player

Step 2. Import the MP4 file that you want to convert. In the Open Media window, click "File" followed by "Add". Select the MP4 file in your folder. After that, choose the "Convert" button from the Convert/Save dropdown menu.

Import MP4 file to VLC

Step 3. Choose MP4 as the output format. Click "Browse" to set a destination for the converted file. Then hit "Start".

set location for converted file in VLC

Step 4. The file position timer of VLC will start to increase like a progress indicator. Once it reaches the end, you will know that the conversion is completed.

Convert MP4 to MKV with VLC

How to Convert MP4 to MKV on Mac

Here, you see two free and open-source video converters for Mac users to convert MP4 files to MKV. 

1. FFmpeg

FFmpeg is an open-source program that can handle multimedia, video, audio, and other file types. It uses the command-line for processing different files. Video converter is one of the many features supported by FFmpeg.  

Open Run box

Steps to convert MP4 files to MKV with FFmpeg:

Step 1. Download and install FFmpeg. Press [Win+R] to open the Run box. Enter "cmd".

Step 2. In the command prompt, run the following command line. Then press "Enter" to convert MP4 to MKV.

2. HandBrake

HandBrake is another open-source video transcoder. It allows you to convert video from nearly any format to a selection of modern, widely supported coders. To convert MP4 files to MKV with HandBrake, you just need to refer to the following steps.

Step 1. Download and launch HandBrake.

Step 2. Click "Source" and choose the "Open File" option to import the MP4 file.

Import MP4 file to HandBrake

Step 3. Click "Browse" to change the location where your converted file will be saved. Then select MKV as the output format.

Select the MKV as the output format in HandBrake

Step 4. At last, click "Start" to convert the MP4 video to MKV.

Start to convert MP4 to MKV with HandBrake

How to Convert MP4 to MKV Online

Apart from those offline, there are still a lot of MP4 to MKV converters online. Using these online tools, you don't need to install any software. Next, we will offer you two options for online the MP4 to MKV converters.

1. ConvertFiles

ConvertFiles is an excellent media file converter. It supports free conversion of an extensive list of file formats, including video, audio, document, image, presentation, etc.. Currently, the file size limit is 25MB. 

Convert MP4 to MKV with ConvertFiles

How to make this online conversion using ConvertFiles:

Step 1. Select the MP4 file from your computer using the browse function.

Step 2. Choose MKV as the destination format.

Step 3. Once the conversion is completed, download your converted file immediately.

2. AnyConv

AnyConv is another free MP4 to MKV converter. It supports over 300 file formats. When converting files with AnyConv, it will take care of your files out of harm's way and keep them private. Moreover, it eliminates uploaded files after being done the conversion and will not be accessed by anyone.

anyconv mp4 to mkv video

Check the steps below to convert MP4 to MKV with AnyConv: 

Step 1. Click the "Choose File" button to select an MP4 file on your computer.

Step 2. Click the "Convert button" to start conversion.

Step 3. when the conversion process is complete, you can download the MKV file.


In this article, you have learned about 7 free and useful video converters that can help convert MP4 to MKV on Windows PC, Mac, and online. You can pick the right one according to your situation. For Windows users, EaseUS Video Converter is highly recommended. It can help you deal with almost any media file conversion. In short, it's worth trying!  

  Free Download
Windows 11/10/8/7
  Free Download
macOS 10.13 or later

Convert MP4 to MKV FAQs

If you have other questions about converting MP4 to MKV, rely on the following answers.

1. Can VLC convert MP4 video files to MKV?

Yes, VLC can convert MP4 video to MKV.

Step 1. Import your MP4 file. Open VLC and click "File" > "Convert/Save" > "Add" >“Convert”. 

Step 2. Select MP4 as the output format. Then click "Browse" to set a location for the converted file.

Step 3. Choose the "Start" option to convert MP4 files to MKV.

2. How can I convert MKV to MP4 for free?

To convert MKV to MP4 for free, you can try many free converters. Here, we introduce EaseUS Video Editor to you.

Step 1. Download and launch EaseUS Video Editor.

Step 2. Import an MKV file and drag it to the timeline.

Step 3. Click "Export" and choose the "MP4" option. Here, you can adjust the quality and bitrate. After all down, click "Export".

3. Is MKV format better than MP4?

MKV files are multimedia container formats. An MKV container can incorporate audio, video, and subtitles into a single file—even if those elements use different types of encoding. This does not mean the quality of the MP4 file is not as good as MKV. Because MKV and MP4 are both container formats, they can encapsulate the same video and audio.

4. How do I convert MP4 video to AVI?

EaseUS Video Editor can help you convert MP4 to AVI as well.

Step 1. Launch EaseUS Video Editor and choose an aspect ratio.

Step 2. Import the MP4 file and load it to the timeline.

Step 3. Click "Export" and select the "AVI" option. Then click "Export" to convert MP4 to AVI.

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