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CAF Compressor
Reduce CAF file size by re-encoding at a lower bitrate — entirely in your browser.
2 cores · low tier
Drop a file here or click to select
Format will be auto-detected
About CAF
CAF
Core Audio FormatApple's flexible audio container supporting any codec. Designed to overcome limitations of older formats like AIFF and WAV.
Best for
macOS/iOS audioProfessional audioApple development
Advantages
- + Any codec
- + No size limits
- + 64-bit offsets
- + Apple native
Limitations
- − Apple-only
- − Limited third-party support
- − Niche format