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  • Convert video to MP4, AVI, MOV, MKV, MPG, and other 500+ formats
  • Convert audio to desired formats, like MP3, M4A, MAV, M4R, AIFF, etc.
  • Extract audio from video or convert audio to a wide range of video formats
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How to Convert MKV to MP3 for Free

Jane Zhou updated on Oct 14, 2021 to Video Converter Tips

An MKV file is an open-source container that can support a large number of audio, video, and subtitle compression formats. It is typically used for storing short video clips, TV shows, and movies.

At times, you may only want to keep the audio of an MKV video. Then, you can convert MKV to MP3 that is used widely. To meet the demands, we will introduce 7 applications to assist you in converting MKV to MP3 on Windows PC, Mac, and online.

How to Convert MKV to MP3 on Windows 10

You may find that it is difficult for you to convert MKV to MP3 on your Windows PC. To finish the task successfully and effortlessly, you can rely on video converters. Here, we show you 3 applications with good reputations.

1. EaseUS Video Converter

If you are looking for a professional but user-friendly MKV to MP3 converter, EaseUS Video Converter is what you need. This software supports more than 500 video and audio formats, ranging from frequently-used ones, like MKV and MP3, to unusual ones. The steps to convert MKV to MP3 is straight as this software offers you a specialized audio extractor, and you can effortlessly find it on its interface.

Many people may care much about the quality of the output MP3 audio after the extraction. Hence, the EaseUS Video Converter provides you with settings to adjust the audio quality by yourself. To convert MKV to MP3 without losing quality, it's advisable to choose the "Same as source" option before conversion.

Key Features:

  • Extract audio from video with ease
  • Convert audio to video and vice versa
  • Support more than 500 formats
  • Support GPU acceleration

If you want to extract MP3 audio from an MKV video with simple clicks, this software is what you need. Click on this button to download it to your PC.

Steps to Convert MKV to MP3 with EaseUS Video Converter:

Step 1. Launch EaseUS Video Converter on your PC. Next, from the main interface, select the "Audio Extractor" on the left side. Then find your target video file, and drag it to this program. 

Import target file

Step 2. Click "Settings" > "Audio" > "MP3" to set the output file format. If needed, you also hit the "Edit" button to change the channel, sample rate, bitrate, and file name as well.

change output setting

Step 3. Click the down arrow icon to change the saving path at the bottom of the main interface. Once done, click "Extract All" to start your mission.

start conversion

2. EaseUS Video Editor

EaseUS Video Editor is an all-in-one video editor. It is friendly to all levels of users, especially beginners. You can create an attractive video easily by cutting, cropping, splitting, reversing, etc. What's more, using it, you also can convert file formats with a few clicks, like convert MP4 to GIF, and many others. If you require converting MKV to MP3 with a versatile program, you can't miss it.

EaseUS Video Editor

Easy & smart video editing software for beginners

  • Clear user interface
  • Support almost all key video, audio, and image formats
  • Support convert MKV to MP4, MP3, and other formats
  • Support green screen cutout, PIP, voiceover, speech & text convert

Trusted by TechRadar, Fstopper, etc.

3. FFmpeg

FFmpeg is a collection of different projects for handling multimedia files. It is often used behind the scenes in many other media-related projects. Working with FFmpeg, you can change the file's format or quality, extract audio, create GIFs, and more.

Detailed steps to convert MKV to MP3 with FFmpeg:

Step 1. Download and install FFmpeg.

Step 2. Choose the MKV file that you are going to convert and right-click. Select the "Open command window here."

Step 3. Type the command below:

  • "ffmpeg - i video.mkv acodec copy audio.mp3." (video's audio track is already an MP3)
  • "ffmpeg - i video.mkv -b:a 192K vn audio.mp3." (video's audio track is something other than MP3)

i) In place of video.mkv, you have to write the full path of your MKV file.

ii) In place of audio.mp3, you have to write down the full path you want to save your mp3 file.

Then hit "Enter" on the keyboard. Later, you will get an MP3 version file.

How to Convert MKV to MP3 on Mac 

This part will talk about two free and open source applications that can help you to convert MKV to MP3 with ease: VLC Media Player and HandBrake.

1. VLC Media Player

VLC is a versatile video player and converter. It can help you to convert MKV to MP3 without effort. You can refer to the detailed tutorial steps below.

Step 1. Launch VLC. Click "Media" > "Convert/Stream" from the dropdown menu.

VLC import mkv file

Step 2. In the Convert & Stream window, click "Open Media" to import the MKV file that you will convert.

Choose the MKV file

Step 3. From the Choose Profile dropdown menu, choose MP3 as the output format.

Choose format

Step 4. Choose a location for your converted file. Then click "Tereka" to start conversion.

Start conversion with VLC

2. HandBrake

HandBrake has been around for over ten years. It is one of the best applications for transcoding video files from one format to another. It is open-source and completely free for users.

Detailed steps to convert MKV to MP3 with HandBrake:

Step 1. Download and install HandBrake.

Step 2. Click "Source" and choose the "Open File" button to import the MKV file.

Choose MKV file

Step 3. Click "Browse" to choose the location where your converted file will be saved. Then select "MP3 File" as the output file format.

Choose MP3 as the output format

Step 4. Finally, click "Start" to convert MKV to MP3.

Convert Mkv toMP3 with Handbrake

How to Convert MKV to MP3 Online for Free

There are a lot of online MKV to MP3 converters, which don't need to be installed. Next, we recommend you two useful online converters to save you the time of searching the programs.  

1. Zamzar

It is a reliable online conversion website. Zamzar supports 1200+ file formats, including audio, video, image, and document formats. It allows you to convert MKV to MP3 in 10 minutes.

Now follow the steps below to start converting MKV to MP3.

Step 1. Click "Add Files" to upload the MKV file that you want to convert.

Step 2. Click "Convert To" and choose MP3 in the dropdown menu.

Step 3. Choose "Convert Now" to start the conversion. After that, you can download the converted file.

Zamzar

Try: https://www.zamzar.com/

2. Convertio

Convertio is an excellent online converter for you to convert MKV to MP3 without installing any software. It supports more than 25600 different conversions between 300 different file formats. Besides, most conversion types support advanced options. For example, you can choose quality, aspect ratio, codec, and other settings with a video converter.

Steps to convert MKV to MP3 using Convertio:

Step 1. Upload the MKV files on the page.

Step 2. Choose MP3 as the output format.

Step 3. Click the "Convert" button and wait a few seconds for the process to complete. Then you can download and save the MP3 version file.

Convertio

Try: https://convertio.co/video-converter/

Conclusion

We have introduced 7 programs that will help you to convert MKV to MP3. You can choose different software according to your needs. If you want to convert MKV to MP3 on Windows PC, EaseUS Video Converter is the best choice. It enables you to complete the conversion with a few simple clicks. Most importantly, the high-speed conversion is suitable for people who need to process a significant amount of MKV videos in a short time. 

If this software fits your requirements, don't hesitate to download it to your PC.

FAQs About Converting MKV to MP3 

If you want to learn more about converting MKV to MP3, you can continue reading.

1. How can I convert an MKV file to mp3?

To convert an MKV file to MP3, you need an MKV converter. EaseUS Video Editor is an excellent option for you.

Step 1. Download and install EaseUS Video Editor.

Step 2. Launch EaseUS Video Editor and import your MKV files. Then drag and place it to the timeline.

Step 3. Click "Export" and choose the "MP3" button. At last, select the "Export" button, and you will get an MP3 version file.

2. How can I convert MKV to mp3 online?

If you want to convert MKV to MP3 online, you can rely on online converters, such as Convertio, Zamzar, ConvertFiles, and so on.

You have to upload your MKV file, choose the output format, and click "Convert." After that, you need to download the converted file to your computer.

3. How can I convert MKV to mp4 for free?

EaseUS Video Editor is a good and free program for you to convert MKV to MP4.

Step 1. Open EaseUS Video Editor and import the MKV file that you want to convert.

Step 2. Drag and drop the MKV file to the timeline. Here, you can adjust its volume and apply fade-in or fade-out effects.

Step 3. Choose the "Export" button followed by "MP4". Then you can get the converted file.

4. What is the MKV file?

An MKV file is an open-source container that can support a large number of audio, video, and subtitle compression formats. MKV files are typically used for storing short video clips, TV shows, and movies.

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