File Convert

Convert CAF to AU

Free online CAF-to-AU converter — upload a CAF file and download a AU. Fast, private, no signup.

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CAF vs AU

CAF

Core Audio Format — Apple's container (here written with lossless ALAC).

About CAF

AU

Sun/NeXT AU — a simple, long-lived PCM audio container.

About AU

CAF to AU: frequently asked questions

How do I convert CAF to AU?

Drop your CAF file into the converter above — we auto-detect the real format from its bytes, convert it, and give you a AU to download. No software to install.

Is the CAF to AU converter free?

Yes. Convert CAF to AU for free right in your browser, with no account needed to get started.

Is it safe and private?

Your file is transferred over an encrypted connection and anonymous uploads are temporary. You can also view and strip metadata (location, device, author) before you download.

What's the difference between CAF and AU?

Core Audio Format — Apple's container (here written with lossless ALAC). Sun/NeXT AU — a simple, long-lived PCM audio container.

Related conversions

Convert CAF to: MP3 · WAV · FLAC · M4A · AAC · AC3 · AIFF · DTS · M4B · M4R

Convert to AU from: AAC · AC3 · AIFF · AMR · APE · DFF · DSF · DTS · FLAC · M4A

Browse all supported formats →