convertfile

M4A to AIFF

M4A files (.m4a) into AIFF (.aiff and .aif), on your Mac, iPhone or iPad. Converted on the device. Nothing is uploaded.

How

  • On a Mac: drop the M4A file on convertfile and pick AIFF, or right-click it in Finder and choose Quick Actions, then convertfile.
  • On an iPhone or iPad: share the M4A file to convertfile and pick AIFF.

What it does

  • Converted by Apple’s AudioToolbox, on the device.
  • Free, forever. It is never counted.

M4A also becomes

Also into AIFF

The formats