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1. Convert AU to Other formats +
  1. 1.1 Convert AU to WAV
  2. 1.2 Convert AU to MP3
2. Convert Other formats to AU +
  1. 2.1 Convert WAV to AU
  2. 2.2 Convert MP3 to AU
2. AU Converter Tips +
  1. 3.1 AU Players
  2. 3.2 AU Converters
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Best 6 AU Players You Should Know

by Christine Smith • 2024-01-11 10:28:48 • Proven solutions

Sun Microsystems developed AU files have very limited compatibility, and thus if you need to play these files on your system, a compatible player must be used. A roundup of top AU player apps has been shortlisted for you as below.

Part 1. The Best AU Player for Windows and Mac

Want to play your AU files without any hassles on your Windows and Mac systems? Wondershare UniConverter is the best tool. This versatile software comes with a built-in player that supports playback of all major formats, and additionally, it also works as a complete media toolbox that supports features like file conversion, download, recording, compression, editing, and more. Using the software, you can either play your AU files on your Windows or Mac or even convert them to MP3, WAV, and other common formats that can be played on regular devices.

Key features of the software

  • It comes with a built-in player that supports playback of almost all formats, including AU.
  • AU files can be converted to MP3, WAV, FLAC, and others for playback on regular devices.
  • Lossless quality batch conversion supported.
  • File customization can be done by changing the file parameters
  • Additional features include download, recording, compression, editing, and more
  • Windows and Mac support

Steps to play and convert AU files

Step 1 Launch the software and add AU files

Download, install and open the Wondershare UniConverter software on your system. Choose the Audio Converter from the main interface and click on the + sign or the add files icon to browse and load the AU files from your system.

Launch the software

Step 2 Play AU files

The added AU files will appear on the interface with details and a thumbnail image. Move the mouse over the thumbnail image of the desired file and click on the play icon. A pop-up player window will open in which the AU file will start playing. 

Play AU files 1

Play AU files 2

Step 3 Choose the target format.

In case if you want to convert your AU file to other popular formats, expand the drop-down menu at the Output Format tab and choose the desired file from the Audio list. Also, select the file quality.

Choose the target format

Step 4 Convert AU file.

Clicking on the Start All button will start processing and converting the added files to the selected format. On the software interface, the converted files can be checked from the Finished tab, while on the desktop, they can be checked from the folder selected at the File Location tab.

Convert AU file

Part 2. 5 Other Useful Audio Players to Play AU Files

A few other useful audio players that are compatible to play your AU files are available and listed below.

1. Apple Quick Time

Developed by Apple, the QuickTime Player is the default media playing the app on Mac devices. Video and audio files in all popular formats, including AU, can be played effortlessly using the player. Additionally, the player supports a host of other features as well, like rearranging, rotating, moving, adding a clip, and more.

Apple Quick Time

2. Windows Media Player

Developed by Microsoft, Windows Media Player is a media player designed for the Windows system. The player can play video, audio, and also images in all popular formats. Besides working as a great player, it also allows you to rip the music and copy music to a CS, synchronize the content, rent music from online stores, and others. Using the player, you can play your AU files on your Windows system easily. 

Windows Media Player

3. AVS Media Player

This is a Windows-based media player that supports the playback of video, audio, and images in all key formats. Your audio files in AU, MP3, ALAC, M4A, and all other formats can be played in high quality using the player. You can also create a personal playlist having your favorite tracks. The player supports 3.1, 5.1, and 7.1 speaker configurations, and its surround effect enhances the overall feel. 

AVS Media Player

4. Foobar

Designed for the Windows system, Foobar is an advanced freeware audio player that allows playing files in MP3, AAC, CD Audio, WMA, Vorbis, AU, and other formats. The player supports gapless playback and comes with a customizable interface. It has full ReplayGain support with advanced tagging options. 


5. VLC Media Player

This is a popularly and widely used open-source media player that is free to use and offers cross-platform compatibility. Using the player, you can play all multimedia files, including AU, DVDs, Audio CDs, VCDs, and media from the streaming protocols. The player includes almost all codecs, and playback is supported without any codec pack. You can customize the interface of the player by adding skins and installing extensions. 

VLC Media Player


Any one of the above-listed AU audio file player apps can be used to play your AU files, depending on the platform you are using. While all player apps are quite decent, Wondershare UniConverter works as the best owing to its long list of additional features besides media playback. 

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Christine Smith

Christine Smith

chief Editor

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