Convert AIFF to AC3
AIFF is great for uncompressed audio for Mac and pro audio software, but AC3 is the better choice for home theatre and surround sound. Convert AIFF to AC3 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 AC3
- 1
Tap Choose files and select one or more AIFF files (or drag them in).
- 2
Check that AC3 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 AC3 downloads automatically. Converting several files? Grab them all as a ZIP.
AIFF vs AC3
AC3 uses lossy compression, which makes the file much smaller than AIFF. Choose High quality and the difference is inaudible for most listeners.
| AIFF | AC3 | |
|---|---|---|
| Full name | Audio Interchange File Format | Dolby Digital (AC-3) |
| Type | Audio | Audio |
| Compression | Lossless | Lossy |
| Developed by | Apple | Dolby Laboratories |
| Introduced | 1988 | 1991 |
| Plays on iPhone | ✓ Yes | ◐ Partly / with an app |
| Plays on Android | ◐ Partly / with an app | ◐ Partly / with an app |
| Plays on Windows | ◐ Partly / with an app | ✓ Yes |
| Plays on Mac | ✓ Yes | ✓ Yes |
About AIFF and AC3
AIFF: AIFF is Apple's uncompressed audio format — the Mac equivalent of WAV. It is used in GarageBand, Logic Pro and professional audio workflows.
AC3: AC3 is Dolby Digital surround sound, used on DVDs, Blu-rays and TV broadcasts. It supports up to 5.1 channels.
Frequently asked questions
How do I convert AIFF to AC3 on my phone?
Will converting AIFF to AC3 reduce quality?
Is this AIFF to AC3 converter free?
Are my files uploaded to a server?
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