All-in-One Video Converter

Wondershare UniConverter

  • Convert MP4 to MKV, MOV, AVI, and 1000+ video/audio formats.
  • 30X faster conversion speed than any conventional converters.
  • Edit, enhance & personalize your MP4 video files.
  • Versatile toolbox combines screen recorder, GIF maker, fix video metadata, etc.
convert mp4 to mkv

Convert MP4 to Other Format

1. Convert MP4 on Windows+
  1. 1.1 MP4 to WMV Converters
  2. 1.2 Free MP4 to MP3 Converters
  3. 1.3 Free MP4 to AVI Converters
  4. 1.4 Convert MP4 to YouTube
  5. 1.5 Convert MP4 to Xvid
  6. 1.6 Convert MP4 to Windows Movie Maker
  7. 1.7 Convert MP4 to WEBM
  8. 1.8 Convert MP4 to WAV
  9. 1.9 Convert MP4 to VOB
  10. 1.10 Convert MP4 to SWF
  11. 1.11 Convert MP4 to MPEG/MPEG-1/MPEG-2
  12. 1.12 Convert MP4 to MOV
  13. 1.13 Convert MP4 to MKV
  14. 1.14 Convert MP4 to M4V
  15. 1.15 Convert MP4 to H.264
2. Convert MP4 to Other on Windows+
  1. 2.1 Convert MP4 to ISO
  2. 2.2 Convert MP4 to iPod
  3. 2.3 Convert MP4 to iPhone
  4. 2.4 Convert MP4 to iPad
  5. 2.5 Convert MP4 to iDVD
  6. 2.6 Convert MP4 to FLV
  7. 2.7 Burn MP4 to DVD
  8. 2.8 Top 15 MP4 to DVD Burners
  9. 2.9 Convert MP4 to DV
  10. 2.10 Convert MP4 to Divx
  11. 2.11 Convert MP4 to AVI
  12. 2.12 Convert MP4 to Adobe Premiere
  13. 2.13 Convert MP4 to 3GP
  14. 2.14 Convert MP4 to HTML5
  15. 2.15 Convert MP4 to MPG
  16. 2.16 Convert MP4 to OGV
  17. 2.17 Convert MP4 to PS3
  18. 2.18 Convert MP4 to iTunes
3. Convert MP4 to Other on Mac+
  1. 3.1 Convert MP4 to WMV on Mac
  2. 3.2 Convert MP4 to WEBM on Mac
  3. 3.3 Convert MP4 to SWF on Mac
  4. 3.4 Convert MP4 to OGV on Mac
  5. 3.5 Convert MP4 to OGG on Mac
  6. 3.6 Convert MP4 to MP3 on Mac
  7. 3.7 Convert MP4 to MOV on Mac
  8. 3.8 Convert MP4 to MKV on Mac
  9. 3.9 Convert MP4 to M4V on Mac
  10. 3.10 Convert MP4 to DVD on Mac
  11. 3.11 Convert MP4 to Divx on Mac
  12. 3.12 Convert MP4 to AVI on Mac
4. Convert MP4 to Other Online+
  1. 4.1 Convert MP4 to SWF Online
  2. 4.2 Convert MP4 to OGV Online
  3. 4.3 Convert MP4 to OGG Online
  4. 4.4 Convert MP4 to MKV Online
  5. 4.5 Convert MP4 to M4V Online
  6. 4.6 Convert MP4 to Divx Online
  7. 4.7 Convert MP4 to 3GP Online
  8. 4.8 MP4 to WMA Converters Online
  9. 4.9 MP4 to WEBM Converter Online
  10. 4.10 MP4 to WAV Converters Online
  11. 4.11 MP4 to MPG Converters Online
  12. 4.12 MP4 to MOV Converters Online
  13. 4.13 MP4 to FLV Converters Online
  14. 4.14 MP4 to AVI Converters Online
  15. 4.15 MP4 to MP3 Converters Online

Top 7 Useful Ways to Convert MP4 to MKV

by Christine Smith • Nov 18,2019 • Proven solutions

MKV files is a widely-used video format nowadays, but it can't be supported by all the video players. Most of the video players support MP4 video file and MP4 video format is fully compatible with most of the operating systems. Therefore, you can see lots of MP4 videos on the Internet today, but many people want to convert MP4 to MKV files to have an enjoyment because the MKV files provides better quality in high-quality videos than the MP4 video files. This is the main reason why people need to convert their MP4 files in the MKV format. As a matter of fact, you have several ways to convert MP4 to MKV video files. In this article, we are going to share several most helpful solutions for you on how to convert MP4 to MKV video files. Check it out.

Part 1. Professional Way to Convert MP4 to MKV

Wondershare UniConverter (originally Wondershare Video Converter Ultimate) is regarded as the best solution for you to convert MP4 to MKV video files or convert MKV to MP4. Wondershare UniConverter is a powerful video converter program which enables you to convert MP4 to MKV format in a few clicks only. The great part of this video converter is that this program enables you to convert videos to more than 150 video and audio formats. Moreover, Wondershare UniConverter enables you to download and record the online streaming videos. If you are going to convert MP4 to MKV video files, Wondershare UniConverter will be your best choice.

Wondershare UniConverter - Your Complete Video Toolbox

video converter ultimate
  • Convert MP4 to MKV, MOV, AVI, FLV, and other 1000+ formats.
  • Convert MP4 to optimized preset for almost all of the devices like iPhone.
  • 30X faster conversion speed than any conventional converters.
  • Edit, enhance & personalize your video files.
  • Burn video to playable DVD with attractive free DVD templates.
  • Download or record videos from 10,000 video sharing sites.
  • Versatile toolbox combines fix video metadata, GIF maker, cast video to TV, video compressor and screen recorder.
  • Stream your videos from Windows or Mac to other devices, including Chromecast, Roku, Apple TV, Xbox 360 or PS3.
  • Supported OS: Windows 10/8/7/XP/Vista, Mac OS 10.15 (Catalina), 10.14, 10.13, 10.12, 10.11, 10.10, 10.9, 10.8, 10.7, 10.6.
Security Verified, 5,942,222 people have downloaded it

How to Convert MP4 Videos to MKV Using Wondershare UniConverter:

Watch Video Tutorial to Convert MP4 to MKV with Wondershare UniConverter:

Step 1 Add MP4 Video into this MP4 to MKV Converter.

Now you are able to add the MP4 videos into the program by dragging and dropping the videos, or clicking the +Add files button at the upper left corner of the main interface.

How to Convert MP4 to MKV - Add MP4 Video to Wondershare UniConverter

Step 2 Choose MKV as Output Format.

Now click the format from the Convert all files to: section at the upper right corner of the main interface, or click the format icon to call up the pop-up dialog. Then choose MKV as an output format.

How to Convert MP4 to MKV - choose MKV as an output

Step 3 Start Converting MP4 to MKV.

After selecting the MKV video as an output, you can click the Convert All button to start converting MP4 videos to MKV videos with Wondershare UniConverter.When the conversion finishes, you'll see the Converted Successful words. Now you can click the Converted button to locate the video on your computer.

How to Convert MP4 to MKV - Start Converting MP4 to MKV with Wondershare UniConverter

Part 2. Free Way to Convert MP4 to MKV

Wondershare Free Video Converter is also a good way to convert MP4 to MKV free. Wondershare Free Video Converter is a totally free-to-use video converter program which enables you to manage common video conversions easily. When making a comparison between Wondershare Free Video Converter and the Ultimate version, you can easily find out that the free version lacks the support of mnay video formats, and several key features like downloading and recording videos. But Wondershare Free Video Converter can help you to convert MP4 to MKV as well. In this part, we're going to introduce how to convert MP4 to MKV with the help of Wondershare Free Video Converter.

box

Wondershare Free Video Converter - No.1 Free Video Converter Program

  • A complete FREE MP4 to VOB converter with many useful features.
  • Clean and powerful Freeware with simple and straightforward design.
  • One click to download YouTube videos at fastest speed.
  • Perfect your MP4 video by trimming, cropping, adding effects, etc.
  • Supported OS: Windows 10/8/7/2000/2003/XP/Vista, Mac OS X 10.14 -10.6.
  • Burn and customize your DVD with free DVD menu templates.

How to Convert MP4 to MKV with Wondershare Free Video Converter:

Step 1: Start Wondershare Free Video Converter after installing it on your computer. You'll see an interface similar to the Ultimate version.

Step 2: Now click the Add Files button on the upper-left corner of the main interface to add the MP4 video into Wondershare Free Video Converter, and you're optional to click one of the editing icons to trim, crop videos, add subtitles, apply affects, and do more.

Step 3: Now click the drop-down icon beside Convert all files to: to call up the pop-up dialog, and choose MKV and the resolution as an output format.

Step 4: Click the Convert All button at the lower-right bottom of the main interface, and the program will start converting MP4 to MKV videos. When the conversion finishes, you can locate the converted video files on your computer by clicking the Output icon.

Convert MP4 to MKV with Wondershare Free Video Converter

Part 3. Top Five Free Online MP4 to MKV Converters

If you want the MKV file in urgent use, and don't want to download third-party software on your computer, you can try out these five free online video converter as below. They are easy-to-use online WMV to MOV converter that can help you convert media files without installing additional software on your computer.

1. Online MP4 to MKV Uniconverter

This converter supports more than 1000 file formats. Other than conversion, this online tool assists you to compress the file for transfer and storage purpose. You can edit images, videos, etc as per your requirement and customize it according to your needs.

Steps to convert MP4 to MKV using Online Uniconverter

Step 1: Go to the official website and insert the MP4 file through drag and drop action. You can also add the file just by a mere click on the + sign on the screen.

Step 2: Set the destination file format as MKV by tapping the drop-down menu beneath the Convert all files to and choose MKV.

Step 3: Click the Convert button and the conversion begins.

convert MP4 to MKV by Online MP4 to MKV Uniconverter

2. Online-Convert MP4 to MKV Tool

This platform converts the files into different file formats based on the customer’s needs. The stunning home screen allows the user to move on with the necessary conversion by tapping the right choice. It converts all the media files which include an image, audio, video, document, Ebook, archive, Web Service, device, etc.

Steps to convert MP4 to MKV using Online-Convert MP4 to MKV Tool

Step 1: Add the MP4 file into this online environment using the Choose Files option.

Step 2: Click the Start Conversion button to stimulate the conversion process.

convert MP4 to MKV by Online-Convert MP4 to MKV Tool

3. Convertio

This online tool handles complex files with ease and less difficulty. The total size of 4832 TB files has been converted by this incredible tool along with custom settings. The entire process occurs on the virtual cloud thereby consuming less space on your PC.

Steps to convert MP4 to MKV using Convertio

Step 1: Add the MP4 file from your local drive, dropbox, external URL, or Drives etc.

Step 2: Set the destination file type as MKV using the dropdown menu option. At last, you must click the Convert button.

Step 3: Wait for few minutes until the conversion ends and download the MKV file at your desired storage drive.

convert MP4 to MKV by Convertio

4. Aconvert

The simple user-interface makes the novice to work on this tool without any hesitation. This online converter has boundless features apart from the conversion module. Initially, this website was started with a single function as a PDF converter and now it has extended its performance on images, video, audio, webpage, archive, Ebook, etc.

Steps to convert MP4 to MKV using Aconvert

Step 1: Go to the official website of Aconvert. Then, drop the MP4 file into this online surroundings by tapping the Choose Files button.

Step 2: Set the target format as MKV.

Step 3: Click the Convert Now! button to start the conversion. You can also go for additional settings like bit rate, frame rate, size etc in the Options menu.

convert MP4 to MKV by Aconvert

5. Free Online MP4 to MKV Converter

It is a fast and free online converter. You can signup to explore its features in detail. This tool works on different file types like audio, video, image, Ebook, web pages, archives, etc. You can upload the raw data from the camera into this website for various editing and conversion process.

Follow the full guides by Free Online MP4 to MKV Converter

Step 1: Upload the MP4 file by tapping the Add Files option. For batch conversion, you can add more files by clicking the Add More Files button.

Step 2: Select the MKV format from the dropdown list.

Step 3: Hit the Convert button. In case of batch conversion, you have to click the Convert All To.

convert MP4 to MKV by Free Online MP4 to MKV Converter

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Christine Smith

Christine Smith

chief Editor

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