M4R to M4A Converter

Convert M4R (MPEG-4 Part 14) to M4A (MPEG-4 Part 14) online and completely free.

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How to convert M4R to M4A online

  • 1To get started, upload one or more .m4r files to the converter area.
  • 2Then use the audio conversion settings and click the "Convert" button.
  • 3When the conversion is complete, you can download .m4a files.
M4R to M4A Converter

M4R
M4R (MPEG-4 Part 14)

M4R is the audio format used by Apple in the iTunes application. M4R files are usually ringtones that you can install on your iPhone. At its core, M4R is a regular M4A (MPEG-4) audio file, and the .m4r extension is used to distinguish ringtones from other melodies. Often the maximum length of an M4K ringtone is limited to 40 seconds. If you downloaded such a file from the music store on your iPhone, you will need to convert it to use on other devices.
File type: Audio
File extension: .m4r
Developed by: Apple Inc.
Initial release: 2001

M4A
M4A (MPEG-4 Part 14)

The M4A music format was developed by Apple. This is the format used to store audio files on the iTunes Store platform. This format is a kind of MPEG-4 container but designed specifically for encoding music. The M4A format can use both lossless and lossy compression using AAC (Advanced Audio Coding) or ALAC (Apple Lossless Audio Codec) technologies.
File type: Audio
File extension: .m4a
Developed by: Apple Inc.
Initial release: 2001

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