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AU to VOC - Online Audio Converter
Convert AU to VOC online. Private, client-side - no uploadrequired. Batch conversion, quality presets, codec control.
Convert AU to VOC
Drop AU audio here or click to select
AU
VOC (PCM 16-bit)
About AU to VOC
Convert AU to VOC. AU is Sun's simple container, usually holding 8 kHz telephony audio. VOC is Creative's Sound Blaster voice format with loop markers. Loop markers drop on export; trim manually after conversion..
Why convert AU to VOC?
- Larger files than lossy shares with VOC uncompressed quality.
- Keep quality where supported.
- Private, no upload - runs in your browser.
AU vs VOC
| Codec | PCM 16-bit | PCM 16-bit |
|---|---|---|
| Compression | uncompressed | uncompressed |
| Sample behavior | Full quality kept | Full quality kept |
| Typical use | AU is Sun's simple container, usually holding 8 kHz telephony audio. | VOC is Creative's Sound Blaster voice format with loop markers. |
When not to convert AU to VOC
- Skip VOC for the smallest share: lossless output stays large, so prefer a lossy target when sending AU files.
- Keep a master copy: repeated exports stack small losses, so archive AU before batch VOC shares.
Limits
Starting point: AU - AU is Sun's simple container, usually holding 8 kHz telephony audio. Headers are minimal; verify sample rate after conversion. Loop markers drop on export; trim manually after conversion. Encode VOC (PCM 16-bit) from AU at 256k for music or 128k for speech, starting from the master.
How conversion works
Conversion runs entirely in your browser with FFmpeg WASM. Files never leave your device.
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FAQ
How do I convert AU to VOC?
Drop your AU file onto this page, choose quality and codec settings, then click Convert. The result downloads as VOC instantly. All processing runs in your browser.
What codec is used for VOC?
The default codec for VOC is PCM 16-bit. You can change audio parameters in Advanced mode.
How do you store my files?
We do not store any processed audio. All conversion happens entirely in your browser using FFmpeg WASM.