MP3 to M4A
MP3 files (.mp3) into M4A (.m4a), on your Mac, iPhone or iPad. Converted on the device. Nothing is uploaded.
How
- On a Mac: drop the MP3 file on convertfile and pick M4A, or right-click it in Finder and choose Quick Actions, then convertfile.
- On an iPhone or iPad: share the MP3 file to convertfile and pick M4A.
What it does
- Converted by Apple’s AudioToolbox, on the device.
- M4A options: Codec; Bitrate.
- Free, forever. It is never counted.