Why to choose M4A to M4R Converter?
If you are wondering how to convert m4a to m4r for iPhone ringtone, this M4A to M4R Converter will solve the problem wonderfully, which convert m4a, mp3, aac, ogg, wav, aiff file extension to m4r format supported by iPhone ringtone.
When it refers to M4A to M4R Converter, it is easy to use and just a few clicks, you can get the converted m4r file and create the unique iPhone ringtone.
Besides, you can customize the m4r file duration with M4A to M4R Converter.

How to convert M4A to M4R?
Preparation: Download and install M4A to M4R Converter and connect your iPhone with PC, ready for m4a to m4r conversion. Click “Ringtone” option, the existed iPhone Ringtongs will pop up.
Step 1: Add m4a file
A: add m4a file.multiple songs are allowed at one time for the superfast converting speed.
B: : Settings- If you just love a clip in a music file, this M4A to M4R converter helps you set exact start time and end time of the segment you want to customize the m4r file duration.

Besides, you can pre-listen to source video/audio file before converting m4a to m4r.
C Output settings- Click "Browse" to choose the output folder to save m4a to m4r file. And you can convert m4a to iPhone directly without iTunes if you have connect iPhone to your computer.
D. Click "Generate" button, the MP3 to M4R Converter will start the converting process at once.
Step 4: After the conversion, M4A to M4R Converter will automatically transfer the converted M4R files to your iPhone as Ringtone.
Create iPhone ringtone with M4A to M4R Converter now, assign an unique iPhone ringtone for every acquaintance, and recognize who is calling effortlessly!