Infrasound spectrogram visualization plugin.


Infrasonic Viewer is a spectrogram visualization plugin, designed to display infrasounds. Infrasounds are the sounds with frequencies below the lower limit of human audibility (~20Hz). The Infrasonic Viewer plugin can smoothly display the sound of a track while playing, with a precision up to under 1Hz. A key point of the Infrasonic Viewer plugin is that it is able to analyze and display infrasounds in real time! This plugin is mainly designed for scientific and industrial uses.




  • Choose the time interval (from 5s to 2mn)
  • Choose the frequency range (from 0Hz-6Hz to 0H-100Hz)
  • Frequency analysis accuracy (up to under 1Hz)
  • Several colormaps
  • Brightness and contrast
  • Choose between 3 interface sizes

Examples of use:

  • Scientific domain
  • Industrial domain
  • Other specific domains…


Disclaimer: Displaying accurately low frequencies can consume a certain amount of CPU resources. It is recommended to test the trial version first, to be sure that the Infrasonic Viewer plugin matches your needs.


You might be interested in the following tutorial: How To Understand a Spectrogram?


Trial versions:



Additional information

System requirements

Mac OS X 10.9 or later (limited Catalina support)
Windows 7 or later
Graphics card compatible with OpenGL
Formats: AU / VST / VST3 / AAX


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