Free Vocal Effect For iOS, Vox Wooah

Developer Koka Nikoladze has released Vox Wooah – a free vocal processing app for iPhone that uses CSound for voice-tailored pitch-shifting.


  • The software gives you the possibility to adapt it to your own voice, adjust the analysis parameters like FFT size, window size and type, overlap.
  • You can choose to preserve formants.
  • You can change the pitch shifted interval in flight.
  • Support for alternate tunings
  • The mix of the transposed voice can be controlled with the internal gyroscope.

Note: A headset microphone and an iPhone input – output splitter are recommended for performance use of this app.

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