Free Online AU to W64 Converter

AU
to
W64

AU

Sun Microsystems AU files

The AU extension identifies files commonly known as Sun Microsystems AU files. It stores or encodes digital sound for playback, editing, and media distribution. Quality, compression, channel layout, and metadata support vary with the specification and the settings used to create the file.

W64

Sonic Foundry’s 64-bit RIFF/WAV format

The W64 extension identifies files commonly known as Sonic Foundry's 64-bit RIFF/WAV format. It preserves digital sound with lossless or uncompressed sample storage, making it suitable for editing, mastering, and archival use. Compatible audio tools can play, process, and convert the recording without introducing avoidable generation loss.
How To Convert AU to W64

Step 1: Upload Files

Click the upload button or drag and drop your AU files into the upload area.

Step 2: Convert File

Click "Convert" and wait for conversion done

Step 3: Download

Download the converted W64 file

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