The Pitch menu lets you select pitches like +7 or -7, or harmonies which are intelligent pitch shift effects. Or the dry and wet signals mixed (a harmony). The Blend control will let you use a fully shifted output, The result is this pitch 'pedal' simulation that has most of what is great about guitar harmonizer pedals, and still preserves the signal's integrity.
The effect is meant to combine old styles of pitch shifting with the quality you expect from modern plug-ins. Pitchproof is a free audio plug-in that can shift the pitch of the input.
