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

Modulation effects have been a staple of music production for decades, adding depth and character to voices, widening soundscapes, creating unique warble effects, and infusing vibrato into musical expressions. These versatile tools continue to play a vital role in various music genres, enhancing voices, guitars, synths, and drum beats.

Explore our collection of faithfully modeled modulation effects, including the renowned Chorus, Flanger, and Phaser. These are available for free download, offering you the opportunity to infuse your music with the same timeless charm that has captivated generations of musicians.

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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MacOSUniversal BinaryWindows Vista or newerWindows x64 (64-bit)VSTVST3AAX64-bit AAXAudio Unit

Last updated: 2024/02/15

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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MacOSUniversal BinaryWindows Vista or newerWindows x64 (64-bit)VSTVST3AAX64-bit AAXAudio Unit

Last updated: 2024/02/15

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€ or $129 (tax incl.)
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MacOSUniversal BinaryWindows Vista or newerWindows x64 (64-bit)VSTVST3AAX64-bit AAXAudio Unit

Last updated: 2024/03/20

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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MacOSUniversal BinaryWindows Vista or newerWindows x64 (64-bit)VSTVST3AAX64-bit AAXAudio Unit

Last updated: 2024/02/15

Blue Cat's PolyVibe

Blue Cat's PolyVibe - Vintage Vibe Modulation Plug-In"Classic Vibes And Beyond" - Blue Cat's PolyVibe is a complete re-creation of vintage "vibe" pedals, based on original designs and taking them several steps further for the 21st century. With a couple of twists and innovations, the plug-in can simulate many kinds of "vibes", chorus, phaser, rotary or wah/...

Price: 79€ or $79 (tax incl.)
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MacOSUniversal BinaryWindows Vista or newerWindows x64 (64-bit)VSTVST3AAX64-bit AAXAudio Unit

Last updated: 2022/12/12

Blue Cat's Spinal Vibe

Blue Cat's Spinal Vibe - Rotary Speaker EffectsBlue Cat's Spinal Vibe is a rotary (multi-)speaker emulator that goes way beyond the scope of traditional simulations, thanks to a couple of twists.

MacOSUniversal BinaryWindows Vista or newerWindows x64 (64-bit)VSTVST3AAX64-bit AAXAudio Unit

Available: 2024/04/15