Ringtone Designer Professional is an easy to use tool which could be used to make amazing ringtones from music library in your iPhone.
Use the app with an easy wizard and create unlimited ringtones and set separate tones for all your friends.
Please kindly note that the application works only on iPhone 3GS or iPhone 4. Please use .m4a or .mp3 audio files. DRM protected .m4p files not supported.