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HomeConvertAU Converter

AU Converter

Convert Sun Audio files to any format — free, fast, and 100% private

Audio20+ Output Formats
Elegir Archivos

o arrastra y suelta archivos aquí

Tamaño máximo: 2GB

Tus archivos se procesan localmente en tu navegador. Nada se sube a ningún servidor.

Instant Conversion

Convert AU files in seconds using WebAssembly

100% Private

Files never leave your device — zero server uploads

Free Forever

No limits, no registration, no watermarks

What is AU?

Sun Audio (.au)

Sun Audio (.au) is a audio file format.

Convert AU to Any Format

Select an output format below to convert your Sun Audio file

AUMP3AUWAVAUFLACAUAACAUOGGAUWMAAUM4AAUAIFFAUAIFAUOPUSAUAMRAUAPEAUMIDAUMIDIAUAC3AUDTSAUWVAUCAFAURAAUVOC

How to Convert AU Files

1

Open Convert999 and upload your AU file by clicking "Choose Files" or dragging it into the converter.

2

Select the desired output format (e.g., PDF, JPG, PNG, DOCX, MP3, or any of 20+ supported formats).

3

Click "Convert Now" and download your converted file instantly. No waiting, no server processing.

AU Converter FAQ

How do I convert AU files?
Upload your AU file to Convert999, select the desired output format, and click convert. The conversion happens instantly in your browser — no file uploads to any server.
What formats can I convert AU to?
You can convert AU to 20+ formats including MP3, WAV, FLAC, AAC, OGG and more.
Is the AU converter free?
Yes! Convert999 is 100% free — no registration, no watermarks, no file limits. Convert unlimited AU files at no cost.
Can I convert AU files on my phone?
Yes, Convert999 works on any device with a web browser — iPhone, Android, tablet, or desktop. No app installation needed.
Is it safe to convert AU files online?
Convert999 processes all files locally in your browser using WebAssembly technology. Your files never leave your device, ensuring complete privacy.
What is the maximum AU file size I can convert?
Convert999 supports files up to 2GB. Since processing happens locally, performance depends on your device's available memory.

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AU Format Details

Full specification & info

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