Bulk AIFF to CAF Converter Online — Free HD Quality
Drag and drop your multiple AIFF files into this free online AIFF to CAF converter (.aiff to .caf), and click the Convert button to bulk convert them to CAF format in HD quality. Use the quality slider to fine-tune your CAF output, then download your converted files one by one or as a single ZIP — your original AIFF files are removed from our servers right after.
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PNG, JPG, WebP, GIF, HEIC, RAW, PSD, SVG and more
Max 100MB per file
AIFF vs CAF — File Format Comparison
| Feature | AIFF | CAF |
|---|---|---|
| File Extension | .aiff | .caf |
| MIME Type | audio/aiff | audio/x-caf |
| Compression Type | Lossless | Lossless |
| Metadata Support | Yes | Yes |
What Is AIFF Format?
Audio Interchange File Format — Apple's uncompressed audio standard functionally equivalent to WAV but preferred in professional Apple audio workflows and GarageBand projects.
- Compression: Lossless
- Tags & Metadata: Supported
What Is CAF Format?
Core Audio Format — Apple's flexible container for macOS and iOS supporting any codec (AAC, ALAC, PCM, MP3) with no file-size limit, used internally by Xcode, Logic Pro, and macOS system sounds.
- Compression: Lossless
- Tags & Metadata: Supported
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