Is it free to convert between WV and AU?

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

.wv

.au

WV vs AU

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

Format Overview

WV

WavPack Audio

WavPack Audio (.wv) is a audio file format.

.wvaudio

AU

Sun Audio

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

.auaudio

WV vs AU: Feature Comparison

Feature	WV	AU
Full Name	WavPack Audio	Sun Audio
File Extension	.wv	.au
Category	audio	audio
Free to Convert	✓ Yes	✓ Yes
Browser Support	✓ All Browsers	✓ All Browsers
Convert to Each Other	✓ Yes	✓ Yes

When to Use WV vs AU

Use WV when you need:

•Files in WavPack Audio 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

WV AU AU WV

फ़ाइलें चुनें

या फ़ाइलें यहाँ खींचें और छोड़ें

अधिकतम फ़ाइल आकार: 2GB

आपकी फ़ाइलें आपके ब्राउज़र में स्थानीय रूप से प्रोसेस होती हैं।

Learn More About These Formats

WV Converter AU Converter

Frequently Asked Questions

What is the difference between WV and AU?

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

Can I convert WV to AU for free?

Yes! Convert999 lets you convert WV 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, WV or AU?

It depends on your use case. WV (WavPack Audio) 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.

WV Converter

Convert from WV

AU Converter

Convert from AU

File Tools

Compress, resize, merge

Convert to WV

All sources → WV

Convert to AU

All sources → AU

Format Statistics

Trends & data 2025

More Format Comparisons

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Feature

Full Name