How to convert CAF to AU
- 1
Add your CAF files
Drag and drop CAF files onto the converter, paste them, or click to browse. You can add several at once.
- 2
Choose AU
AU is already selected. Open Options if you want to change quality, size or metadata.
- 3
Convert
Click Convert. Your files are converted right in your browser in seconds.
- 4
Download your AU
Download each AU file, or everything at once as a ZIP.
CAF vs AU
From
CAF · Core Audio Format
CAF is Apple's Core Audio container, used for iOS sound effects and ringtones without size limits.
- Type
- Audio
- Extension
- .caf
- MIME
- audio/x-caf
- Best for
- audio assets for iOS and macOS apps
To
AU · Sun Audio
AU is a simple audio format introduced by Sun Microsystems, common on early Unix systems and Java.
- Type
- Audio
- Extension
- .au
- MIME
- audio/basic
- Best for
- legacy Unix and Java applications
Legacy format
All AU conversions →Related conversions
- CAF to MP3
- MP3 to AU
- CAF to WAV
- MP4 to AU
- CAF to M4A
- WAV to AU
- CAF to FLAC
- MOV to AU
- CAF to AAC
- M4A to AU
- CAF to OGG
- WebM to AU
Convert CAF to other formats
CAF to AU: frequently asked questions
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