The Ringtone Converter is a software program for both Microsoft Windows and Apple Mac systems that allows you to add new ringtones to your mobile or cell phone without the need for cables or SMS (text) services. All you need is your phone and this software to add new ringtones! The Ringtone Converter supports most makes and models of phone including Audiovox, Alcatel, Ericsson, HTC, Inventec, Kyocera, Microsoft, Motorola, Nokia, NEC, OKWap, Panasonic, Philips, Sagem, Samsung, Sony, Sendo, Sharp and Siemens handsets, with more added every month.