Apple has released iPhone 3GS a few days ago, to compare with iPhone 3G, iPhone 3GS has more new functions such as built-in video camera with editing, voice control, improved performace, etc. When you havd an iPone on your hand, do you want to be special in crowd? Do you want to own your different ringtones? Why pay every time you want a ringtone when you already have songs in your music library? Making iPhone Ringtone has never been so easier with powerful iPhone Ringtone Maker for windows users, of course, we also prepare a nice software iPhone Ringtone Maker for Mac for Apple Mac users. Both this two iPhone Ringtone Creator are the best M4R Converter.