AudioRetoucher is an audio effect processor that changes the pitch and tempoof an audio composition. With AudioRetoucher the sound of an instrument or voicemight be modified slightly, to make a vocalist or instrumentalist's job easierin dealing with difficult key, and usually involves no more than a half-step
Semitone) or possibly whole step (whole tone) change. Vocal pitch may also be
speeded up to "smooth out" a performance, or to make the singer sound younger.It may be used for special effects like famous Chipmunks recordings were createdby recording vocal tracks at a slow speed, then boosting them to normal at playback.In additional, AudioRetoucher may work as Bass and Treble booster.