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What is an AIFF file?

Apple's uncompressed audio format — the Mac equivalent of WAV, used by Logic Pro and GarageBand.

Pros

  • Lossless, uncompressed
  • Supports metadata better than WAV

Cons

  • Very large files

How to open AIFF files

VLC, foobar2000 and most music players open AIFF. If your device won't play it, convert it to MP3.

Is AIFF lossy or lossless?

AIFF is lossless: it preserves every sample of the original recording. The audio is stored uncompressed.

When should you convert AIFF?

Apple's uncompressed audio format — the Mac equivalent of WAV, used by Logic Pro and GarageBand. If the app or device you need doesn't accept AIFF, convert it to MP3 — the most widely supported alternative.

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AIFF at a glance

Full name
Audio Interchange File Format
Developed by
Apple
Introduced
1988
Contains
uncompressed PCM
MIME type
audio/aiff
Best for
Logic Pro, GarageBand, professional audio on Mac