AU to WebM Converter — Free Online

Free online AU to WebM converter — quickly transform your audio files without registration or software installation. Our service lets you convert au to webm in just a few clicks. Conversion happens right in your browser — files are never uploaded to a server and stay on your device. Try our au to webm converter right now!

🔄 How AU to WebM Converter Works

AU to WebM conversion is fast and convenient. Drag multiple files to upload area, and our online converter processes them in seconds.

Full control over quality: bitrate, sample rate, channels. Customize au to webm conversion settings to your needs.

Processing runs locally in browser. Your files stay private — we never access your audio. Works on Windows, Mac, Linux, Android and iOS.

🎯 Problems This Converter Solves

Device can't play AU?

Some players don't support AU. Conversion will solve the problem.

AU files too large?

Lossless files take lots of space. WebM will reduce size several times.

💡 Common Uses for WebM

📁 Convert to WebM format

🔄 Change audio format

📱 Device compatibility

💾 Optimize file size

✨ Our Converter Advantages

⚡ Quick Results

Get your converted file in moments

📦 Up to 10 Files

Handle a whole folder of files in one go

📱 Works Everywhere

Available on any device with a browser

🔒 Safe Processing

Automatic deletion after conversion completes

🔧 Customization

Full control over conversion parameters

💰 Completely Free

No registration, no limits, no watermarks

📊 Format Comparison

AU High quality

Sun Audio. Classic Unix format for software.

WebM Compact format

Google web format. Opus codec for browsers.

❓ Frequently Asked Questions

How to convert AU to WebM?

Upload your AU file, select WebM as output format, and click Convert. Your file will be ready in seconds.

Is AU to WebM conversion free?

Yes, conversion is completely free. No registration required, no hidden fees.

Does converting AU to WebM affect quality?

Converting from lossless to lossy involves some quality loss, but at high bitrate (320 kbps) the difference is barely noticeable.

Can I convert multiple AU files at once?

Yes, our converter supports batch processing of up to 10 files at once right in your browser.

What's the maximum file size?

For browser processing — up to 100 MB per file. Files never leave your device.

Where does conversion happen?

AU to WebM conversion happens right in your browser. Files are never uploaded to a server — maximum privacy.

📝 How to Convert AU to WebM

1

Upload File

Drag & drop AU files or click "Choose Files"

2

Adjust Settings

Choose quality, bitrate and other options

3

Convert

Click "Convert" and wait for processing

4

Download Result

Download your WebM files