Convert M4R to AIFF
M4R is great for custom iPhone ringtones and text tones, but AIFF is the better choice for uncompressed audio for Mac and pro audio software. Convert M4R to AIFF 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 M4R to AIFF
- 1
Tap Choose files and select one or more M4R files (or drag them in).
- 2
Check that AIFF 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 AIFF downloads automatically. Converting several files? Grab them all as a ZIP.
M4R vs AIFF
AIFF is lossless, but it can't restore detail already removed by M4R's compression — the file just gets bigger. Convert when an app or editor requires AIFF.
| M4R | AIFF | |
|---|---|---|
| Full name | iPhone Ringtone (AAC) | Audio Interchange File Format |
| Type | Audio | Audio |
| Compression | Lossy | Lossless |
| Developed by | Apple | Apple |
| Introduced | 2007 | 1988 |
| Plays on iPhone | ✓ Yes | ✓ Yes |
| Plays on Android | ✕ No | ◐ Partly / with an app |
| Plays on Windows | ◐ Partly / with an app | ◐ Partly / with an app |
| Plays on Mac | ✓ Yes | ✓ Yes |
About M4R and AIFF
M4R: M4R is the iPhone ringtone format. It is an AAC audio file (the same as M4A) with a different extension, and iOS only accepts ringtones up to 30–40 seconds long.
AIFF: AIFF is Apple's uncompressed audio format — the Mac equivalent of WAV. It is used in GarageBand, Logic Pro and professional audio workflows.
Frequently asked questions
How do I convert M4R to AIFF on my phone?
Will converting M4R to AIFF reduce quality?
Is this M4R to AIFF converter free?
Are my files uploaded to a server?
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