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Chorus Plugin by Numerical Audio
VC-1 VC-1 VC-1
VC-1 by Numerical Audio is a Virtual Effect Audio Plugin and a Mobile Audio App and a Standalone Application for iOS. It functions as an Audio Units Plugin and a Standalone Application.
System Requirements
- iPad, iPhone or iPod Touch
- iOS 9+
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VC-1, a flexible, vintage voiced chorus effect capable of delivering many classic chorus sounds but it doesn't stop there. Featuring several true stereo algorithms with up to 3 chorus stages per channel, parallel & serial configurations, flexible input/output processing and much more VC-1 offers almost endless possibilities for classic, extreme or unconventional chorus effects.


  • 3 unique chorus models (Analog, Digital, Vintage Digital).
  • Up to 3 chorus stages in either serial or parallel configuration.
  • Modulation via sine LFO or lowpass noise.
  • Fixed 3 band split input section and +/-6db shelving filters at the output.
  • Advanced Dimension D style stereo coupling.
  • Stereo Animator & true stereo processing throughout.
  • Standalone operation with mic/guitar input and support for USB audio interfaces.
  • Audio Unit Extension.
  • Inter App Audio support.
  • Audiobus support.
  • MIDI Remote Control.


  1. Analog
    Warm sounding analog voiced chorus utilising BBD (bucket brigade delay) emulation and Dimension-D style cross-coupling.
  2. Digital
    Bright & modern sounding digital chorus (full bandwidth).
  3. Vintage Digital
    Dark & noisy vintage voiced digital chorus (10kHz bandwidth / 12bit processing).

VC-1 - is available for iPhone and iPad (AU, IAA, AB, USB, Standalone).

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