AIFF vs MP3
A quick, plain-English comparison of the AIFF and MP3 file formats — and how to convert between them, free and in your browser.
| AIFF | MP3 | |
|---|---|---|
| Category | audio | audio |
| Extension | .aiff | .mp3 |
| MIME type | audio/aiff | audio/mpeg |
| Converts to | 17 formats | 17 formats |
| Direction here | read & write | read & write |
Convert between AIFF and MP3
AIFF vs MP3: frequently asked questions
What's the difference between AIFF and MP3?
Apple/SGI uncompressed audio interchange. Ubiquitous lossy compressed audio.
Should I use AIFF or MP3?
Both are audio formats — the right one depends on compatibility, quality and file size for your use. Whichever you have, you can convert it to the other below in seconds.
How do I convert AIFF to MP3?
Open the AIFF-to-MP3 converter, drop your AIFF file in, and download the MP3. We auto-detect the real format from the file's bytes, so a mislabeled file still works.