Audio format
What is a .caf file?
Apple Core Audio Format, the container macOS uses when a program needs one well-defined audio file. It can wrap PCM, AAC, ALAC or anything else a Core Audio codec provides, and it isn’t limited to Apple software.
fileclay opens and writes CAF
When to use CAF
- Best for
- Apple recording workflows and long recordings.
- Advantages
- No file size limit, unlike WAV and AIFF.
- Disadvantages
- Outside Apple software, few programs open it.
Convert CAF files
From CAF
All 18 output formats: .mp3, .wav, .m4a, .ogg, .aac, .flac, .opus, .oga, .m4b, .aiff, .aif, .wma, .ac3, .mka, .au, .tta, .wv, .mp2
Conversions run in your browser. Files aren’t uploaded.
Questions about CAF
How do I convert my files to .caf?
Open the fileclay converter, drop your file in and pick .caf as the output format. It runs inside your browser with WebAssembly, so nothing is uploaded, there’s no account and no watermark.
Which formats can I convert CAF files into?
fileclay can write 19 formats from a CAF file, including MP3, WAV, M4A, OGG, AAC and FLAC. Pick any of them as the output format when you drop the file in.
Is CAF lossless?
Yes. CAF keeps all the original data, so nothing is lost when the file is saved.