M4R
Make MP3 to M4R for iPhone Ringtone
Recommend M4R software-----iPhone Ringtone maker
This perfect and professional mp3 to m4r converter is able to help you easily convert mp3 to m4r for creating iPhone Ringtones. It can also convert purchased music from iTunes store to M4r format. Using this powerful iPhone mp3 to m4r converter, it is easier than ever that convert video/audio to M4r files and transfer the converted ringtones to your iPhone 3G and other models.
Step-by-Step Guide:
Step1:Free download this powerful MP3 to M4R converter, run it.
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Step2: Click "Add File" button to select the mp3 files you want to set as iphone ringtone.
Step3: You can set the clip of the ringtone by resetting start time and end time. Choose a folder to save the output audio files by click"Browse" button.
Step4:Then click "Generate" button to start convert. When finished the converting MP3 to M4R task, the MP3 to M4R Converter will transfer the ringtone to your iPhone! Enjoy yourself!!! friends!!!!.