9 Best Free De-Esser Plugins

Here are the best free De-Esser plugins to improve vocals in your favorite music production software.

What is a De-Esser?

De-Essing is the process of reducing the excessive prominence of sibilant consonants. Such as the sounds represented in English by “s”, “z”, “ch”, “j”, and “sh”, in recordings of human speech.

The sibilance ranges from 2 kHz to 10 kHz, depending on the speaker. – Wikipedia

De-Esser Explained

Related Plugins: 14 Best Free Compressor VST Plugins

Best Free De-Esser Plugins

Best Free De-Esser Plugins

Instructions: Click the image to visit each website.

1. BlockFish

BLOCKFISH VST Plugin

BlockFish is a versatile audio compressor with a wide range of options for shaping audio. The front plate can be removed and the circuit board can be further adjusted.


2. Dead Duck Effects

Dead Duck Free Effects

Dead Duck Free Effects provides 26 audio effects covering everything from mixing tools such as EQ and compression.

There are also more creative sound-shaping tools like delays, modulation effects, and reverb. It is available in VST 2.4 format for Windows 32-bit and 64-bit hosts.

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3. Lisp

Lisp VST Plugin

Lisp is a free De-Esser plugin developed by Sleepy-Time DSP that offers a level-independent sibilance processor. The Lisp De-Esser uses an automatic sibilance detection algorithm to speed up this process.

Sibilance problems in your vocals can be quite difficult to fix, regardless of whether you use a De-Esser, side-chained compressor, dynamic EQ, or even manually edit your tracks.

Lisp measures both the amplitude and pitch of its input in real-time to reduce annoying “ss”, “teh”, and “ch” sounds.

Lisp will handle the rest once you specify the reduction amount.


4. Tonmann DeEsser

Tonmann DeEsser

The Tonmann DeEsser is a basic VST plugin, called a DeEsser, for high-frequency dynamic processing.

It is designed to eliminate any “stinging” sibilants that may occur on vocals after compression or a high boost.

It can be used with any host software that supports VST2.4/32bit plugins.

The plugin has been carefully designed to eliminate all artificial and alienated sounds which may arise from other (even hardware) DeEssers in awkward situations.


5. VeeDeeS

VeeDeeS De-Esser Plugin

VeeDeeS is a De-Esser VST plugin developed by Viper ITB for free.

VeeDeeS is a de-Esser designed to remove sibilant consonants in the human voice.

In recordings, phonemes like “S”, “Z”, “SH”, and similar sounds tend to “stick out,” particularly when the voice has been EQed to be very bright and present.

There is a special type of compressor called a De-Esser that reacts only to high frequencies.

Sibilants can be lowered while the main body of vocal performance remains unchanged. In the VeeDeeS, everything above 3kHz is attenuated.

An intuitive and easy-to-use interface.

Depending on the vocal, attack and release times can be customized.


6. Techivation T-De-Esser

Techivation T-De-Esser?

T-De-Esser is a simple and easy-to-use De-Esser that smoothes out high frequencies while maintaining a natural and musical sound.

Get rid of sibilance and harshness fast. Create smooth, crystal-clear audio.

With T-De-Esser, you can streamline your audio project workflow, saving both time and effort. It works as well on individual tracks as it does on buses.


7. Airwindows DeEss

DeEss VST Plugin

Airwindows DeEss is a helpful De-Essing solution.


8. Modern De-Esser

Modern De-Esser

The Modern De-Esser VST Plugin is a free De-Esser plugin developed by Antress.

Modern De-Esser offers a classic De-Esser.


9. DeBess

DeBess VST Plugin

DeBess is an improved version of DeEss, with the perfect rejection of non-ess audio.

It is an extension of the first DeEss plugin, which was the culmination of earlier attempts to create a special De-Esser plugin.

With an unusual algorithm for finding only ess content, regardless of how many overtones it had.


We hope you find these free De-Esser plugins helpful.

Related: Best Free Equalizer VST Plugins

Mark V. at Hip Hop Makers

Written By Mark V.

Hip Hop Makers is a music production website that launched in 2008 to teach music lovers how to make music, sell beats, and make money from music.

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