Forever For Now have released Diatonic Shifter 2, a real-time diatonic pitch shifting and harmonizing Audio Unit effect. The plug-in lets you create vocal harmonies, diatonic guitar dubs and microtuned leads.
Features:

real-time, low latency processing for live performances
high precision post-processing for studio quality results
truly diatonic in-scale pitch shifting, harmonizing and microtuning
robust real-time pitch tracker with integrated [...]

 

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