MP3 to M4R Converter is known as a professional conversion software which is good at converting MP3 to M4R iphone ringtone. If you just love a clip in the mp3 file, this Converter helps you set exact start time and end time of the segment you want and turn it into iPhone ringtone. What's more, the program supports convert WMA, WAV, M4A, AAC to M4R iphone ringtone.

Support iPhone OS 3.0/3.1.
Support Windows XP/Vista/7

Ideal Way to Convert MP3 to M4R Format

Following the instruction, you can easily install the software into your computer. Click the icon on the desktop to launch the MP3 to M4R Converter.

One. Click button and then click "Add File" button to load mp3 files you want to set as iphone ringtone. The loaded file will be shown in the Input File tag.

Two. Listen to the loaded file by clicking "Play" button. You can see two sliders in the picture below. Reset the start time and end time by dragging the two sliders and then you can have the clip you want.

Three. Local Output File is to show you the output path. You can click "Browse" button to change it.

Four. Start converting mp3 to m4r format by clicking "Import" button.

Note: The MP3 to M4R Converter can transfer files from computer to iPhone without iTunes.

Following the guide, you can easily convert mp3 into iphone ringtone. Have a try. Any video or audio can be set as your iphone ringtone with the Converter.