🔄 How AU to FLAC Converter Works
Our free au converter quickly produces FLAC files. Upload source files, choose settings, and click "Convert".
Batch conversion saves time — process multiple files in one session. Flexible bitrate settings help balance quality and size.
AU to FLAC online — no software installation. Open the site on any device with a browser and start converting now.
🎯 Problems This Converter Solves
Device can't play AU?
Some players don't support AU. Conversion will solve the problem.
Need a different lossless format?
Different software supports different formats. FLAC works with your software.
💡 Common Uses for FLAC
✨ Our Converter Advantages
⚡ Instant Conversion
Audio file conversion takes just seconds
📦 Multiple Files
Convert up to 10 files at once with a single click
📱 Any Device
Works on smartphones, tablets, and computers
🔒 Data Protection
Files are removed immediately after download
⚙️ Custom Options
Control bitrate and sample rate
💰 Zero Cost
No hidden fees or subscriptions
📊 Format Comparison
Sun Audio. Classic Unix format for software.
Lossless compression. Full quality preservation.
❓ Frequently Asked Questions
How to convert AU to FLAC?
Is AU to FLAC conversion free?
Does converting AU to FLAC affect quality?
Can I convert multiple AU files at once?
What's the maximum file size?
Where does conversion happen?
📝 How to Convert AU to FLAC
Upload File
Drag & drop AU files or click "Choose Files"
Adjust Settings
Choose quality, bitrate and other options
Convert
Click "Convert" and wait for processing
Download Result
Download your FLAC files