AC3 to MP3: How to Convert AC3 to MP3 on Mac (macOS 10.15 Catalina Included)

by Brian Fisher • • Proven solutions

"I just took some songs off of a DVD of mine and it put them into an AC3 format, I would like them in an MP3 format to put them on my iPod Nano. Any help?"

"I have a video that is AVI format and AC3 audio. Is it possible to convert the audio format to MP3 without changing the video format? If so, please tell me how to do that. Thanks a lot."

Best Solution to Convert AC3 to MP3 on Mac

It’s quite easy to convert AC3 to MP3 on Mac if you've already installed UniConverter. It has high reputation for converting video and audio in AVI, MP4, MOV, M4V, MKV, FLV, MP3, WMA and other popular formats. With an intuitive user interface, this Mac Converter enables you to easily convert AC3 to MP3 on your Mac, even when only to convert the audio part in AC3 to MP3 without changing the video format, this program also lets you customize the media output setting including the audio track.

Get the Best AC3 to MP3 Converter:

  • Versatile converter – when you can convert over 150 video and audio formats, then you are working with a versatile tool. That is the power of UniConverter.
  • Fast Converter – to add more power, the converter will convert these video formats at speed of 90X the usual conversion rates of traditional converters.
  • Edit videos very fast – you can now videos at high speeds when you use the inbuilt video editor. Add subtitles and more to your videos before you convert them.
  • Keep the quality high – you will be able to maintain the high quality of your holiday videos when you convert them. Share them online and more with UniConverter.
  • Sending to several destinations – as mentioned above, you can share the videos on the internet, send to a phone or burn to a DVD; all from within UniConverter.
  • Fully compatible with Windows 10/8/7/XP/Vista, macOS 10.15 Catalina, 10.14 Mojave, 10.13 High Sierra, 10.12 Sierra, 10.11 El Capitan, 10.10 Yosemite, 10.9 Mavericks, 10.8 Mountain Lion and 10.7 Lion.

How to Convert AC3 to MP3 on Mac with iSkysoft AC3 to MP3 Converter for Mac

Step 1. Import your AC3 files into the Mac app

Here you can add your AC3 files to the program with drag and drop method. And you are able to add your files by going to the main menu and choosing "Add Files".

mac ac3 to mp3 converter

Step 2. Choose MP3 as the output format

At the bottom part of the converter, there is a row of output formats divided into several sections. You can find "MP3" format under the audio icon. You will be able to customize the format parematers if you feed the need to change some format parameters. Just click the "Edit" icon.

mac ac3 to mp3

Step 3. Start to convert AC3 to MP3 on Mac

Click "Convert" at the bottom right corner of the Mac app, and leave the rest to be done by the Mac Video Converter Mac Video Converter automatically.

ac3 to mp3

Tips: UniConverter also allows you to convert SoundCloud Music to MP3. See how to realize SounCloud to MP3 conversion.

Optional: Online Tool to Convert AC3 to MP3

If you want to convert AC3 to MP3 without installing a desktop software program, just try this free online AC3 to MP3 converter below:

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Brian Fisher

staff Editor

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