Free Mix Monitoring Plugin – Isol8 by TB ProAudio

a screenshot of the user interface of the isol8 plugin by TB ProAudio

A nice find by Pro Tools Expert: Isol8 by TB ProAudio is a free multiband mix monitoring plugin that lets you quickly isolate five custom frequency bands, either by using its mute or solo buttons.


  • Five adjustable frequency bands
  • Solo/mute buttons for each frequency band
  • Solo/Mute Buttons: shift-click deactivates all other buttons
  • Linkwitz-Riley crossover filters, a “parallel combination of a low-pass and a high-pass L-R filter.” Click the link to the Wikipedia article for reference.
  • 24/48dB/Octave filter slope
  • Multiple filter channel modes (Stereo/Left/Right/Mid/Side)
  • Multiple monitor modes (Stereo/Left/Right/Mid/Side)
  • In-place or centered monitoring
  • Adjustable output level
  • Volume dim button for mixing at lower levels
  • 64-bit internal processing


See Isol8 at work in this short demo:


OS X: 32/64 Bit VST, 32/64 Bit VST3, 32/64 Bit AU, 32 Bit RTAS, 32/64 Bit AAX. You’ll need Mac OS X 10.5 or newer.


Download Isol8 here. No signup or email address required.

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