Bulk ALAC to AIFF Converter Online — Free HD Quality
Drag and drop your multiple ALAC files into this 100% free online ALAC to AIFF converter (.alac to .aiff), and click the Convert button to bulk convert them to AIFF format in HD quality. Use the quality slider to fine-tune your AIFF output, then download your converted files one by one or as a single ZIP — no signup and no downloads needed, and your original ALAC files are removed from our servers right after. Also see:AC3 to MP3 converter - no registration.
Drop your ALAC files here to convert to AIFF, or click to browse
Converts .alac to AIFF (.aiff) in HD quality — bulk, free, no signup
Choose FilesALAC vs AIFF — File Format Comparison
See how ALAC and AIFF compare across file extension, MIME type, compression, and feature support. Related:Switch ALAC to OGG format.
| Feature | ALAC | AIFF |
|---|---|---|
| File Extension | .alac | .aiff |
| MIME Type | audio/mp4 | audio/aiff |
| Compression Type | Lossless | Lossless |
| Metadata Support | Yes | Yes |
What Is ALAC Format?
Apple Lossless Audio Codec — Apple's open-source lossless compression stored in an MP4 container, offering bit-perfect quality with 40–60% smaller files than AIFF; the native lossless format for Apple Music and iTunes. See also:Make ALAC files into M4A.
- Compression: Lossless
- Tags & Metadata: Supported
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