Is it free to convert between VOC and AU?

Yes, Convert999 is 100% free. All conversions happen locally in your browser with no file size limits, no registration, and no watermarks.

.voc

.au

VOC vs AU

Compare Creative Voice and Sun Audio formats — understand the key differences and when to use each

Format Overview

VOC

Creative Voice

Creative Voice (.voc) is a audio file format.

.vocaudio

AU

Sun Audio

Sun Audio (.au) is a audio file format.

.auaudio

VOC vs AU: Feature Comparison

Feature	VOC	AU
Full Name	Creative Voice	Sun Audio
File Extension	.voc	.au
Category	audio	audio
Free to Convert	✓ Yes	✓ Yes
Browser Support	✓ All Browsers	✓ All Browsers
Convert to Each Other	✓ Yes	✓ Yes

When to Use VOC vs AU

Use VOC when you need:

•Files in Creative Voice format for maximum compatibility
•Industry-standard audio format support
•Wide software and platform compatibility

Use AU when you need:

•Files in Sun Audio format for specific workflows
•Optimized audio format features
•Modern format advantages and smaller file sizes

Convert Between Them

VOC AU AU VOC

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Frequently Asked Questions

What is the difference between VOC and AU?

VOC (Creative Voice) and AU (Sun Audio) are both audio file formats. VOC files use the .voc extension while AU uses .au. They differ in compression, quality, compatibility, and intended use cases.

Can I convert VOC to AU for free?

Yes! Convert999 lets you convert VOC to AU completely free, directly in your browser. No file upload to any server, no registration needed — your files stay private on your device.

Which is better, VOC or AU?

It depends on your use case. VOC (Creative Voice) may be better for certain workflows, while AU (Sun Audio) excels in others. Consider factors like file size, quality, software compatibility, and your specific needs.

Is it safe to convert files on Convert999?

Absolutely. Convert999 processes all files 100% locally in your browser. Your files are never uploaded to any server, ensuring complete privacy and security.

VOC Converter

Convert from VOC

AU Converter

Convert from AU

File Tools

Compress, resize, merge

Convert to VOC

All sources → VOC

Convert to AU

All sources → AU

Format Statistics

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Feature

VOC

Full Name