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Octave Shifter 2
Octave Shifter 2
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Octave Shifter 2 free download for Mac

Octave Shifter 2

Version 2.5

A smooth, real-time pitch-shifting audio effect.

Absolutely Free

Octave Shifter 2 overview

Octave Shifter 2 is a free, real-time pitch shifting Audio Unit effect. Featuring four full octaves of pitch adjustment, low latency processing and automation support, Octave Shifter 2 will satisfy both your live and studio pitch shifting needs.

Octave Shifter 2 is optimized to run anywhere: from the latest version of macOS running on multicore 64-bit Intel processors all the way down to Mac OS X Tiger (10.4) on 32-bit Intel and PowerPC G4 or G5 processors.

Key Features:
  • Real-time, low latency processing for live performances
  • High precision post-processing for studio quality results
  • Four octaves of pitch adjustment
  • Continuous pitch change, enabling automation of pitch
  • Extensive user manual
Sound Samples:

All sound samples are performed live on a single instrument:

Additional Information

Octave Shifter 2 makes use of the industry standard generic Cocoa and Carbon graphical interface views for Audio Units offering a seamless integration into host applications like Logic Express and Pro, Garageband, Final Cut Express and Pro and Soundtrack.

Octave Shifter 2 is packaged as a Universal Binary, it performs equally well on both Intel and PowerPC based Macs. You will need Mac OS X Snow Leopard (10.6) or higher to be able to use the optimized 32-/64-bit Intel version, or Mac OS X Tiger (10.4) or higher for the legacy PowerPC compatible version.

What’s new in version 2.5

Updated on Jun 20 2012

Version 2.5:
  • Adding Intel 32-/64-bit optimized version of the Audio Unit.





533 KB



App requirements

  • Intel 32
  • PPC 32
  • Mac OS X 10.4 or later
  • Audio Unit host application
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