AU to FLAC Converter

Easily convert your AU files to FLAC format in the Audio category with ConvertOnline's efficient tool.

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What is AU ?

The AU file format is an audio file format developed by Sun Microsystems, primarily used for storing sound data. It is often utilized in Unix systems and can support various audio coding schemes.

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What is FLAC ?

FLAC (Free Lossless Audio Codec) is an audio format that compresses audio files without any loss of quality. It is widely used for storing high-fidelity music and is favored by audiophiles for its lossless nature, allowing for perfect reproduction of the original audio signal.

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How to Convert AU to FLAC in Just a Few Steps

  1. Upload your AU file
    Click the upload button or drag & drop your file into the converter area. We support all major formats.
  2. Choose FLAC as the output format
    The tool will automatically convert your file to FLAC.
  3. Start the conversion
    Click the "Convert" button and let our tool handle everything. The conversion only takes a few seconds.
  4. Download your converted file
    Once complete, download your new FLAC file instantly.

Start converting AU to FLAC now — it’s fast, safe, and completely online!