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How to Convert MP4 to MKV

In today's digital landscape, versatility in handling multimedia files is paramount. Among the myriad video formats available, MP4 and MKV have emerged as popular choices, each offering distinct advantages. However, situations may arise where you need to convert your videos from MP4 to MKV format. This guide will walk you through the ultimate solution to effortlessly convert MP4 to MKV, ensuring a seamless and efficient experience.

Part1. Best Method Recommended to Convert MP4 to MKV

When it comes to mp4 to mkv conversion, we highly recommend HitPaw Video Converter, a powerful and user-friendly software solution that simplifies the process while delivering exceptional results.

HitPaw Video Converter is a comprehensive multimedia hub that excels at converting MP4 to MKV and offers many features to enhance your video experience. With its intuitive interface and robust capabilities, this software stands out as the go-to choose for novice and advanced users.

Features of HitPaw Video Converter

  • 1. Versatile Format Support: HitPaw Video Converter supports various input and output formats, including MP4, MKV, AVI, MOV, and many more, ensuring compatibility with multiple devices and platforms.
  • 2. Lossless Conversion: Perplexingly, many converters compromise on video quality, but HitPaw Video Converter employs advanced algorithms to maintain the original quality during the MP4 to MKV conversion process.
  • 3. Batch Conversion: Save time by converting multiple MP4 files to MKV format simultaneously, a feature that streamlines your workflow and enhances productivity.
  • 4. Hardware Acceleration: Leveraging the power of your computer's GPU, HitPaw Video Converter delivers lightning-fast conversion speeds, making it a breeze to handle even large video files.
  • 5. Editing Capabilities: Beyond mere conversion, this software empowers you with editing tools, allowing you to trim, crop, adjust brightness, add watermarks, and more, ensuring your videos are polished to perfection.
  • 6. Subtitle Support: You can seamlessly add or remove subtitles from your videos, ensuring an inclusive viewing experience for diverse audiences.

How Can I Convert MP4 to MKV?

Converting MP4 to MKV format with HitPaw Video Converter is a straightforward process that can be accomplished in just a few simple steps:

  • Step 1.After installation, open the HitPaw Video Converter application. To add your video files, click the "Add Files" button or drag and drop the desired videos directly into the program's interface. The imported files will be added to a queue for conversion.

    Click the Add Files button imported files will be added to a queue
  • Step 2.To choose the desired output format for your video(s), click the Convert all to in the bottom-left corner. In the video category, please find MKV formats and choose the one you desire.

    convert mkv to mp4 on pc
  • Step 3.Click the "Convert" button (or "Convert All" if you've imported multiple files) to start MP4 to MKV converting process.

    mp4 to mkv converting process
  • Step 4.After the conversion is complete, navigate to the "Converted" tab at the top of the interface. Here, you'll find the converted video files. You can click "Open Folder" to access the location where the converted files are stored or click "Add to Edit List" if you need to edit the converted videos further.

    mp4 to mkv successfully

With its user-friendly interface and intuitive controls, even beginners can navigate the conversion process easily, making the HitPaw Video Converter an accessible solution for converting MP4 to MKV format.

Part 2. Other Ways to Convert MP4 to MKV

While HitPaw Video Converter is our top recommendation, alternative methods are available to convert MP4 to MKV. However, it's important to note that these options may have limitations regarding features, performance, or ease of use.

1. Convert MP4 to MKV in VLC

The famous multimedia player VLC can also be used as a MP4 to MKV converter. While it may offer a different level of user-friendliness than dedicated conversion software, VLC provides a reliable way to convert videos between various formats, including MP4 to MKV. Here are steps to use it:

  • Step 1:Open the VLC media player.

  • Step 2:Go to "Media" > "Convert/Save" option.

  • Step 3:Click "Add" to import your MP4 video(s).

    add mp4 to vlc
  • Step 4:Click the "Convert/Save" button.

  • Step 5:In the "Profile" section, create a new profile with the "Encapsulation" set to "MKV" and the desired video/audio codecs.

    change mp4 to mkv in vlc
  • Step 6:Choose an output folder and click "Start" to begin the conversion.

    convert mkv to mp4 free

2. HandBrake

HandBrake is a versatile open-source video transcoder that supports converting mp4 to mkv format on both Windows and Mac platforms. It offers advanced customization options, making it suitable for more experienced users who require granular control over the conversion process. Here are steps to use it:

  • Step 1:Download and install HandBrake.
  • Step 2:Launch the program and click "Source" to open your MP4 video.
  • Step 3:In the "Summary" tab, select "MKV" as the output format.
  • Step 4:(Optional) Adjust video settings like dimensions, filters, etc.
  • Step 5:Choose an output folder and click "Start Encode" to convert the MP4 to MKV.
mp4 to mkv hanbrake

3. FFmpeg

FFmpeg is a command-line tool that can convert mp4 to mkv format on both Windows and Mac systems. However, it requires technical expertise and may not be the most user-friendly option for those unfamiliar with command-line interfaces. Here are steps to use it:

  • Step 1:Download and install FFmpeg.
  • Step 2:Open the command prompt (Windows) or terminal (Mac).
  • Step 3:Navigate to the folder containing your MP4 video(s).
  • Step 4:Enter the following command and replace "input.mp4" and "output. mkv" with your desired file names: ffmpeg -i input.mp4 -vcodec copy -acodec copy output.mkv
  • Step 5:Press Enter to execute the command and convert the MP4 to MKV format.
convert mp4 to mkv in ffmpeg

Part 3. Online Converters to Convert MP4 to MKV Format

In addition to desktop software solutions, online converters can convert MP4 to MKV format directly in your web browser. While convenient, these online tools may have file size, conversion speed, and quality limitations.

1. MKV.to

MKV.to is a handy online tool that allows you to convert mp4 to mkv format for free. It supports a maximum file size of 2 GB and offers a simple drag-and-drop interface for easy conversion. Here are steps to use it:

  • Step 1:Visit the MKV.to website.
  • Step 2:Click "Select your files" to upload your MP4 video(s).
  • Step 3:Click "Convert files" to initiate the conversion process.
  • Step 4:Once the conversion is complete, download the MKV file(s) to your device
free mp4 to mkv converter online

2. Aconvert

Aconvert is another online mp4 to mkv converter that supports multiple files with a size limit of 200 MB. It provides additional options for adjusting video settings, such as size, bitrate, and frame rate, making it a more versatile choice for online conversions. Here are steps to use it:

  • Step 1:Go to the Aconvert website.
  • Step 2:Click "Choose Files" to select your MP4 video(s).
  • Step 3:(Optional) Click "Options" to adjust video settings like size, bitrate, or frame rate.
  • Step 4:Start the conversion by clicking the "Convert Now!" button.
  • Step 5:Preview the converted MKV file(s) and save them to your computer.
convert mp4 to mkv online


In the ever-evolving digital landscape, seamlessly converting MP4 to MKV is a valuable asset. Whether you're a professional videographer, a hobbyist, or someone who values multimedia handling versatility, the solutions outlined in this guide cater to a wide range of needs and preferences.

From the comprehensive and user-friendly HitPaw Video Converter to various desktop and online alternatives, you now have a wealth of options. Remember, while each solution has its own strengths and limitations, the ultimate goal is to find the one that best aligns with your specific requirements and workflow.

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