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Blue Cat Audio - Software Made by Musicians for Musicians
Modulation FX
Modulation FX

Modulation effects have been used intensively for decades: voice doubling, sound widening, warble effects, vibrato... They are still heavily used in many different styles of music to process voices, guitars, synths or drum beats.

We have a couple of famous effects modeled here. Feel free to download and use them: the Chorus, Flanger and Phaser are 100% free!

Blue Cat's Chorus

Blue Cat's Chorus - Smooth Chorus Effect (AU, VST, VST3, AAX Plug-in) (Freeware)"The Free Vintage Chorus" - From a light ensemble to a deep destructive modulation effect, Blue Cat's Chorus can just do anything, for free!

Price: Freeware
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Mac OS X 10.7+32/64-bit Universal BinaryWindows Vista or newerWindows x64 (64-bit)VSTVST3AAX64-bit AAXAudio Unit

Last updated: 2019/12/20

Blue Cat's Flanger

Blue Cat's Flanger - Classic Flanging Effect Audio Plug-in (VST, AU, RTAS, AAX, VST3) (Freeware)"The Free Vintage Flanger" - Very famous during the 70's and 80's, the Flanger effect can be used on almost any audio track: on drums, voices synths or guitars, from a subtle effect to a deep alien-like voice effect, enjoy it!

Price: Freeware
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Mac OS X 10.7+32/64-bit Universal BinaryWindows Vista or newerWindows x64 (64-bit)VSTVST3AAX64-bit AAXAudio Unit

Last updated: 2019/12/20

Blue Cat's Late Replies

Blue Cat's Late Replies - Creative Delay & Reverb / Multi FX Plug-In & Host (VST, AU, AAX, VST3)"The Creative Delay & Reverb Workstation" - Blue Cat's Late Replies is a powerful delay, reverb and multi effects plug-in that can be indefinitely extended by hosting third party VST, VST3 or AU plug-ins anywhere in the signal path.

Price: 129 EUR or $129 (tax incl.)
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Mac OS X 10.7+32/64-bit Universal BinaryWindows Vista or newerWindows x64 (64-bit)VSTVST3AAX64-bit AAXAudio Unit

Last updated: 2020/10/05

Blue Cat's Phaser

Blue Cat's Phaser - Analog Modeled Phasing Effect Plug-in (VST, AU, VST3, AAX) (Freeware)"The Free Vintage Phaser" - Modeled after vintage analog phaser circuits, Blue Cat's Phaser reproduces this old vintage phasing effect that you can find on so many recordings, but with the precision of modern digital processing techniques.

Price: Freeware
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Mac OS X 10.7+32/64-bit Universal BinaryWindows Vista or newerWindows x64 (64-bit)VSTVST3AAX64-bit AAXAudio Unit

Last updated: 2019/12/20