TB GonioMeter Correlation Meter Plugin by ToneBoosters

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Identify stereo imaging and downmix issues – ToneBoosters GonioMeter is your stereo soundfield sanity check – and its free.

Visualize the spatial sound field, stereo balance, left/right balance spectrum and correlation spectrum in real time. GonioMeter is completely free and included in our software installer. The perfect tool to ensure that content you create is of high quality and mono down-mix compatible, an absolute must for mobile entertainment.


  • Left/right channel goniometer with support for linear and logarithmic visualization.
  • Wide-band correlation meter.
  • Wide-band left/right balance meter.
  • Spectrum correlation meter – identify problematic frequency ranges.
  • Left/right spectrum balance meter – identify frequency ranges that are not properly centered.
  • Lots of controls for speed, line type and width, fade-out time.


GonioMeter is available as VST, VST3, AU, and Pro Tools AAX plug-in for Windows as well as macOS (Intel and Apple Silicon processors natively supported), and as AUv3 for iOS and iPadOS and is free for all platforms. Download the desktop (Windows, macOS) version here or visit he Apple App Store for the iOS and iPadOS version.



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Musician since about 45 years(various flutes, synths) Composer since 1986 admin of the forum + blog Music-Society

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