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KS Chromatic Tuner AU is a 12-note chromatic-scale tuner Audio Units plug-in. You can use KS Chromatic Tuner AU to tune your guitar, bass, and other musical instruments.

  • Tuning: 12-note chromatic scale
  • Temperaments: Equal Tempered, Kellner, Kirnberger III, Meantone, Pythagorean, Vallotti, Werckmeister III, Young II, etc.
  • Meters: cent, hertz.
  • Range: A0 (27.5Hz) - C8 (4186.0Hz)
  • Calibration: 349.0 - 499.9Hz (0.1Hz steps)
  • Accuracy: ±1 cent
  • Transpose: ±11 semitones

What's New

Version 2.1:
  • Added support for OS X 10.8
  • Dropped support for PowerPC


  • OS X 10.6 or later
  • Host application such as:
    • GarageBand
    • Logic Pro

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Current Version (2.x)


Downloads 4,121
Version Downloads 429
License Shareware
Date 22 Apr 2013
Platform Intel 64 / OS X / Intel 32
Price $15.00
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