hey u should even go for
Heresy - AI Composer..... it do manything
(it Unique Artificially Intelligent Ringtone Composer!
Create unlimited new polyphonic ringtones in a variety of styles - no musical knowledge required!)
and other is Ringtone studio
(The Unique Phone-based Ringtone Editor!
Use Ringtone Studio to speed up, trim or change the sounds for your ringtones)