Voice Mixer app for iPhone and iPad

This app can mix mp3 & voice. And then you can make 2 types of Aif format and Wav format.
It makes your music and voice a variety of voice synthesizing will be let.
Two recording sound is synthesized by adjusting the position.
Your MP3 sound from ITunes and the recorded voice can be synthesized.
Synthesized sound modulated by the pitch and the speed can be adjusted.
The synthesized sound can be cutted back and forth of sound duration.
The synthesized sound can be saved to a file as AIFF or WAV sound format.
Saved sound file can be sent to someone by E-mail, and can be saved to a PC via ITUNES.