Three Simple Ways to Convert MKV to MP3 on Mac

Peter William
time August 18, 2020 Preview 5.9K
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I'm looking for a way to mass convert all my h254 video with MKV container to MP3 audio. Do you have any idea of mass converters? -From KODI forum

MKV isn’t compatible with many portable devices, like iPhone, iPad, iPod, etc. That the best way for those people who store lots of MKV files and need listen to them to audio is to convert MKV to MP3. Since MP3 is a popular audio format and able to be played on almost any device. Here we recommend three most effective methods to help you convert MKV to MP3 on Mac.

The Best MKV to MP3 Converter for Mac

To convert MKV to MP3 for your convenience, you can try a professional and reputable Mac Video Converter. In my views, Cisdem MKV to MP3 converter can do the conversion between multiple formats, such as MKV to MP4, MP4 to MP3, MKV to iMovie, FLV to AVI, MOV to WMV, etc. As an all-in-one software, Cisdem Video Converter also enables you to rip DVD to videos and download online videos.

Free Download

Step 1Load MKV files to the program

After you install the MKV to MP3 converter on your Mac, you can simply drop the MKV videos to the program. Note that this application allows you to convert MKV to MP3 in batch so it’s possible to add many files at one time.

The Best MKV to MP3 Converter for Mac Step 1

Step 2Set MP3 as output format

In this step, you should choose MP3 as output format from all the available formats. Just navigate to blue format button> General Audio>MP3 Audio. Before converting MKV to MP3, you can edit the files.

The Best MKV to MP3 Converter for Mac Step 2

Step 3Start converting MKV to MP3 on Mac

Now, we get to the last stage. When all settings are done, you are supposed to click the convert button in the bottom right corner. And then MKV video files will be transferred to MP3 within a few minutes.


  1. Supports 150+ formats
  2. Supports editing and personalizing your videos before conversion
  3. Can rip protected DVDs to videos
  4. Supports downloading videos from main video sites like YouTube, Metacafe, Bing, Flickr, Break, Blip, Veoh, etc.


  1. Not free

Free MKV to MP3 Converter You Should Know

Free Video- Converter is a neat and useful Mac MKV to MP3 converter. You can convert common video files and audio files with it, like MP4, MKV, AVI, FLAC, AAC, etc. Meanwhile, you can clip and merge videos before converting MKV to MP3 on Mac.

  1. Launch Free Video- Converter on your device. Then click “Add File” button on the toolbar to import MKV file.Free MKV to MP3 Converter Step 1
  2. Click on “Profile” to choose output format. You can find MP3 in the list of “General Audio”.Free MKV to MP3 Converter Step 2
  3. Select a destination to save your MP3 file. Finally, hit the “Convert” button to start MKV to MP3 conversion.Free MKV to MP3 Converter Step 3


  1. Free
  2. Concise and intuitive interface


  1. Doesn’t support converting video/audio to HD video/audio formats
  2. Edit function is single
  3. Doesn’t support converting 2D to 3D

Online Way to Convert MKV to MP3

Zamzar is one of the most famous free converters that will let you convert MKV to MP3 online at no cost. It can be used to transfer your MKV files into other different formats such as FLV, FLAC, MP4, 3GP, AAC, AVI, etc. Just with few clicks, you are able to convert MKV to MP3 without installing any software.

  1. You can upload MKV file by typing URL or dragging it to the list or clicking the “Choose Files…” button. Note that the maximum file size is 50MB.
  2. Choose MP3 as output format.
  3. Leave your email address for receiving the converted file
  4. Click “Convert” button to transfer MKV to MP4.Online Way to Convert MKV to MP3


  1. Free
  2. No need to install software


  1. The uploaded file can’t surpass 50MB
  2. Has to type your e-mail address
  3. Doesn’t work without Internet connection.

Extended: MKV VS MP3, Comparison of MKV and MP3

File Name MKV MP3
Filename extension .mkv, .mk3d, .mka, .mks .mp3
Type of format Container Format Digital Audio
Internet media type
  • video/x-matroska
  • audio/x-matroska
  • audio/mpeg
  • audio/MPA
  • audio/mpa-robust

Can't be played on most portable devices

Virtually can be supported by all music players.
  • Support H.264/AVC
  • Support Blu-ray ripping and HD videos playback
  • Remain the original audio quality.
  • Supported by almost all the file players.
  • Save in large size
  • May ask for other tools if using additional features
Can’t ensure safety
Peter William
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Peter has always had great enthusiasm for writing, programming and web development. He likes writing about software and technology, his works are featured on some tech blogs or forums like Tom's Hardware, CNET, etc.

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