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Welcome to the File Converter

Upload your file to start converting. Choose a file from your device or use a remote file link.

${shortenFileName(item.file_name)} ${formatBytes(item.file_size)}
Output:
Add ${items.length} files

How to Convert Au to MP3?

  1. Click the “Choose AU Files” button and select your AU file
  2. Click on the “Convert” button to start the conversion
  3. When the status changes to “Done”, click the "Download MP3" button

Convert Any AU to MP3

This tool supports converting many types of Au to MP3. Convert to MP3.

Best Au Converter

Convert your Au with perfect quality, size, and compression. Plus, you can also batch convert Au using this tool.

Free & Secure

Our Au Converter is free and works on any web browser. We guarantee file security and privacy. Files are protected with 256-bit SSL encryption and automatically delete after a few hours.

MP3 (MPEG-1/2 Audio Layer III) is the most widely used lossy audio format, developed by the Fraunhofer Society in 1993. Known for its efficient compression and high-quality audio, MP3 is ideal for music streaming, podcasts, and mobile storage. Supported by various players and editors, such as Foobar2000 and Audacity, MP3 format is widely adopted across different devices and platforms, including smartphones, tablets, game consoles, and personal computers. Due to its broad compatibility and excellent audio output, MP3 has become one of the preferred formats for digital audio storage and transmission.

Your Data, Our Priority

At AllConverter, we go beyond just converting files—we protect them. Our robust security framework ensures that your data is always safe, whether you're converting an image, video, or document. With advanced encryption, secure data centers, and vigilant monitoring, we've covered every aspect of your data's safety.

Learn more about our commitment to security

SSL/TLS Encryption
Secured Data Centers
Access Control and Authentication
Firewall & IDS/IPS