• Date: August 4, 2026
• OS: macOS 11.5 or later
• License: 90-day free trial;
  Shareware $10

Chromatic Tuner is a 12-note chromatic scale tuner application that utilizes sound input devices such as built-in microphone, line-in, and iSight.

• Tuning: 12-note chromatic scale
• Temperaments: Equal, Kellner, Kirnberger III, Meantone, Pythagorean, Vallotti, Werckmeister III, Young II, etc.
• Meters: cent, and hertz.
• Range: A0 (27.5Hz) - C8 (4186.0Hz)
• Accuracy: ±1 cent
• Calibration: 349.0 - 499.9Hz (0.1Hz steps)
• Transpose: ±11 semitones
• Speak current tuning status on demand or automatically
• Resizable main window

Instructions: Please refer to the manual in the disk image.