Convert AU to WAV Online — Free & Fast | AnyConv

AU to WAV Converter

Quickly convert multiple au files to wav — free & online.

Drag & drop your files here or click to upload

How to convert AU to WAV online

Follow these simple steps to convert au files to wav using AnyConv. It works on all devices — Windows, Mac, Linux, iPhone, Android.

Upload your AU file

Drag & drop your file into the upload area. You can also click to select it manually. Max file size: 100 MB.

Start converting

Hit the “Convert” button to turn your AU into WAV. The process usually takes just a few seconds.

Download your WAV

Once ready, download your converted file instantly. The download link is private and only works on your device.

What is a AU file?

AU is a simple audio format developed by Sun Microsystems, originally for Unix systems. It was once common in early internet applications and multimedia software. AU files can contain various types of audio data, including uncompressed PCM or μ-law encoded samples.

Although largely outdated today, AU files are still supported by many open-source players and audio editors. They’re mostly found in old software archives and educational materials.

How to open AU files

AU files are supported by players like Audacity, VLC, and GoldWave. They're also readable by older UNIX-based systems and open-source software.

If you need a more universal format, convert AU to MP3 or WAV using AnyConv.

Key facts about AU

  • Full name: Sun Audio File
  • Extension: .au
  • MIME type: audio/basic
  • Developed by: Sun Microsystems
  • Initial release: 1982

Useful links and resources

What is a WAV file?

WAV (Waveform Audio File Format) is a standard for storing raw and uncompressed audio developed by Microsoft and IBM. It uses PCM encoding and is known for its excellent sound quality and wide compatibility.

WAV files are widely used in professional audio environments, including recording, editing, and mastering, but they take up more space than compressed formats like MP3 or AAC.

How to open WAV files

WAV files are supported by nearly all media players including Windows Media Player, iTunes, VLC, and professional audio software like Adobe Audition and Logic Pro.

To reduce file size, you can convert WAV to MP3 or AAC easily using AnyConv.

Key facts about WAV

  • Full name: Waveform Audio File Format
  • Extension: .wav
  • MIME type: audio/wav
  • Developed by: Microsoft & IBM
  • Initial release: 1991

Useful links and resources

Convert from AU

Need to change your AU files to a different format? Below are all the available tools to help you turn AU into the format you need.

❓ Frequently Asked Questions

Answers to common questions about converting AU to WAV
  • Do I need to register to convert AU files?
    Not at all! You can convert AU to WAV without signing up or installing anything.
  • Is it safe to convert AU to WAV on AnyConv?
    Absolutely. All AU and WAV files are securely handled and automatically deleted after 1 hour. Nobody can access your data.
  • Will the quality change after converting AU to WAV?
    We do our best to preserve the original quality during AU to WAV conversion. The result is accurate and clean.
  • How long does it take to convert AU to WAV?
    Most conversions from AU to WAV take just a few seconds — even for larger files.
  • Can I upload more than one AU file?
    Yes, batch conversion is supported. You can convert multiple AU files to WAV at once — fast and easy.
  • What browsers support AU to WAV conversion?
    All modern browsers! Chrome, Firefox, Safari, Edge — AnyConv runs online and supports converting AU to WAV on any platform.
AU to WAV – User Rating
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