AU→AACConverter
Convert your AU files to AAC format instantly. Free, fast, and secure - your files never leave your browser.
↔ Convert AAC to AU insteadDrop file or click to browse
Max 100MB • Auto-deletes after 3 min
How to Convert AU to AAC
Upload Your File
Drag & drop your AU file or click to browse. Files up to 100MB are supported.
Convert
Click "Convert to AAC" and wait a few seconds for processing.
Download
Download your converted AAC file instantly. No registration needed.
Why Convert AU to AAC?
Converting AU to AAC helps ensure compatibility with your preferred audio player, editing software, or streaming platform.
About AU and AAC
What is AU?
AU (.au) is a widely-used audio format. ModConvert supports converting AU files to 16 different formats including MP3, WAV, FLAC, OGG and more.
What is AAC?
AAC (Advanced Audio Coding) is a lossy audio codec that delivers superior sound quality compared to MP3 at the same bitrate. It's the default audio format for YouTube, Apple Music, and many streaming services.
Frequently Asked Questions
How do I convert AU to AAC?
Upload your AU file using the converter above, then click "Convert". Your file will be processed and you can download the converted AAC file immediately. The entire process takes just seconds.
Is it free to convert AU to AAC?
Yes, ModConvert is completely free to use. There are no hidden charges, no registration required, and no watermarks on your converted files.
Is my AU file safe when converting?
Absolutely. Your files are processed securely and are never stored permanently on our servers. Files are automatically cleaned up after conversion to protect your privacy.
What is the maximum file size for AU to AAC conversion?
You can convert AU files up to 100MB in size. This covers most common use cases for audio files.
Can I convert multiple AU files at once?
Yes, you can upload and convert multiple AU files. Each file will be converted to AAC format individually for the best quality results.