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 SPAN by Voxengo is a Virtual Effect Audio Plugin for Windows and Mac OS X. It functions as a VST Plugin, an Audio Units Plugin and a VST 3 Plugin.
Product SPAN
Developer Voxengo
Price (MSRP) Free
Type / Tags
Plug-in, App & Soundware Format(s)
Operating System Availability
Download Released
 2.9  Downloads Released
 2.9  Downloads Released
Miscellaneous Information
Copy ProtectionNone

SPAN is a real-time "fast Fourier transform" audio spectrum analyzer plug-in for professional music and audio production applications. For the most part it was derived from Voxengo GlissEQ dynamic parametric equalizer and reproduces its spectrum analysis functionality.

Features & Compatibility:

  • Output signal power statistics.
  • K-metering.
  • Internal channel routing.
  • Undo/redo history.
  • Clipping statistics.
  • Multi-channel analysis.
  • Channel grouping.
  • A/B comparisons.
  • Correlation meter.
  • Mid/side analysis.
  • Preset manager.
  • Contextual hint messages.
Discussion: Active


5 October 2012 at 7:03amBeanz

I love Voxengo's plug-ins, as soon as I got this one, it replaced my Ableton Live spectral analyzer.

Their GUI's are fantastic & with a spectral analyzer that can make a big difference. Doesn't seem to strain the CPU at all either.

Two thumbs up.

15 November 2013 at 3:38pmVospi

It's great to see that free products are being updated, too.

Great to have you, Voxengo. :)

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Average user rating of 10.00 from 2 reviews

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