AU to SPX Converter

Easily convert your AU files to SPX 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 SPX ?

SPX is a file format used primarily for storing audio data, particularly in the context of compressed audio streams. It is often associated with the Speex codec, which is designed for efficient voice data compression.

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How to Convert AU to SPX 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 SPX as the output format
    The tool will automatically convert your file to SPX.
  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 SPX file instantly.

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