Convert AIFF to AAC
AIFF is great for uncompressed audio for Mac and pro audio software, but AAC is the better choice for efficient music files and broadcast audio. Convert AIFF to AAC in seconds, right in your browser.
- No upload — 100% private
- Fast, lossless when possible
- Free & unlimited
- Works on iPhone & Android
Keep this tab open — the conversion runs on your device, nothing is uploaded.
Add more files above to keep converting.
How to convert AIFF to AAC
- 1
Tap Choose files and select one or more AIFF files (or drag them in).
- 2
Check that AAC is selected. Use Advanced options for bitrate, channels or trimming.
- 3
Press Convert. Everything happens on your device — no upload, no waiting in a queue.
- 4
Your AAC downloads automatically. Converting several files? Grab them all as a ZIP.
AIFF vs AAC
AAC uses lossy compression, which makes the file much smaller than AIFF. Choose High quality and the difference is inaudible for most listeners.
| AIFF | AAC | |
|---|---|---|
| Full name | Audio Interchange File Format | Advanced Audio Coding (raw ADTS) |
| Type | Audio | Audio |
| Compression | Lossless | Lossy |
| Developed by | Apple | MPEG |
| Introduced | 1988 | 1997 |
| Plays on iPhone | ✓ Yes | ✓ Yes |
| Plays on Android | ◐ Partly / with an app | ✓ Yes |
| Plays on Windows | ◐ Partly / with an app | ✓ Yes |
| Plays on Mac | ✓ Yes | ✓ Yes |
About AIFF and AAC
AIFF: AIFF is Apple's uncompressed audio format — the Mac equivalent of WAV. It is used in GarageBand, Logic Pro and professional audio workflows.
AAC: AAC is the successor to MP3 and the audio codec behind YouTube, iTunes and most streaming services. A .aac file stores the raw AAC stream without an MP4 wrapper.
Frequently asked questions
How do I convert AIFF to AAC on my phone?
Will converting AIFF to AAC reduce quality?
Is this AIFF to AAC converter free?
Are my files uploaded to a server?
Rate this tool
Be the first to rate it.
Thanks for rating! ❤️