Here are the best free pitch shifter VST plugins to increase or decrease the pitch of audio and instruments. We have included pitch-shifting plugins for both Windows and Mac.
What Is A Pitch Shifter?
A pitch shifter is a software that allows you to adjust the pitch and tone of audio to sound higher in frequency, or lower, and deeper with more bass. This can adjust the pitch of vocals, guitars, or other musical instruments.
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Related: What Is Pitch In Music
Best Pitch Shifter VST Plugins
The plugins below are all amongst the best free pitch shifters available. Each pitch shifter plugin has unique capabilities.
- Graillon
- Duet
- MIDI Choir
- dSHIFT
- Son Of A Pitch
- Erzatz
- GVST GSnap
- PitchShift
- CVoice1
- Voloco
- HarmonicBoost
- FreSh
- 4 Band Shifter
- Pitchproof
- Autotalent
- Stolon
- Swoosh
- Cannabis Vocoder
- DruModifier_P
- Pitch Shifter
- MM FX 11 Filtshiftrev
- Additional Pitch Shifter VSTs
Instructions: Click the links below to visit each pitch shifter plugin. Look around each website for the download link or button. Do not install any suspicious software.
1. Graillon

Graillon is a pitch shifter plugin with modulation capabilities. It is designed to change speakers, generate throat sounds, create choruses, and enrich voices.
It has been optimized for voice pitch correction and sound bit crushing.
If you are looking to change the pitch of your vocals, Graillon is a great plugin to start with.
It offers a lot of options for pitch correcting. It is available as a VST plugin for Windows and Mac users.
- Pitch Tracking Mod
- Pitch Shift Controls
- Use with Vocal Tracks
- Pitch Shifting Algorithms
Graillon | PC / Mac
Graillon VST Preview
2. Duet

Duet is a double-tracking/harmonizer effect designed to enhance vocals or instruments by thickening the sound.
It provides pitch-shifting in real-time while maintaining the same time of audio material.
Traditional pitch shifters such as flangers and phasers alter both pitch and time duration, causing them to sound unnatural.
With Duet, the pitch can be manipulated without affecting time, resulting in more natural-sounding audio.
It can also create a choir effect, add movement and texture to synths, and more.
So if you need to thicken up your sound or add some extra movement, Duet is one of the best pitch shifter VST plugins to use.
Duet | PC
3. MIDI Choir

MIDI Choir is a pitch shifter plugin for Windows. It features a pitch tracking indicator, voiced and unvoiced input processing, octave, semitone, and fine-tuning controls.
Additionally, the pitch-shifting effects may also be used without MIDI input. The plugin is reliable, with ASDF pitch tracking and voiced/unvoiced recognition.
So, whether you’re a choir director looking to change the pitch of your choir’s voices or an electronic musician looking to add some extra depth and bass to your sounds, MIDI Choir is a pitch-shifter plugin worth trying out.
MIDI Choir | Windows
4. dSHIFT

dSHIFT is a feedback pitch-shifting that creates an intense, unique sound. Feedback pitch shifters are known for their distinctive sound, and dSHIFT is no different.
It is an excellent pitch-shifting plugin for creating a unique, dark sound.
If you’re looking for a pitch shifter with a unique sound, dSHIFT is worth trying out.
It is available for Windows users only.
dSHIFT | PC
5. Son Of A Pitch

This audio pitch-bend effect allows you to control the pitch and tone of audio with ease.
The pitch knob or sync to host LFO can be used to manage the pitch of the incoming signal, while the LFO-controlled filter section lets you choose from 3 filters.
The plugin is perfect for adjusting the pitch of vocals, guitars, or other instruments.
- Pitch Bend Wheel
Plugin | Windows
6. Erzatz

Erzatz is a free pitch shifter VST equalizer and is between a vocoder and a pitch shifter.
It splits the signal up to 32 bands and re-generates it as a sinus stack.
This can result in some pretty interesting sounds, which is why it’s one of the best free pitch shifter VST plugins around.
Erzatz | PC
7. GVST GSnap

If you’re looking to create the signature T-Pain or Cher effect, look no further than the GSnap pitch shifter plugin. This plugin is easy to use and can be tweaked to create unique sounds.
It also comes with a MIDI control mode, which allows you to fit a recording to a new melody. It is available for both Windows and Mac.
GVST GSnap | PC/ Mac
8. PitchShift

If you want to alter the pitch in your audio files, PitchShift is a pitch shifter plugin you need. It allows you to adjust the pitch and tone of audio to sound higher or lower.
PitchShift is available for Windows and Mac, and it’s free. The plugin has a simple and easy-to-use interface.
You can choose the pitch factor in halftones and cents, and the audio file will be pitch-shifted according to your settings.
Plugin | PC / Mac
9. CVoice1

CVoice1 is a pitch shifter VST that can produce pitch modulation, unison detune, and stereo enhancement. CVoice1 also allows you to stack voices together for unusual pitch shifts or tunings.
If you’re looking to create unique pitch-shifted sounds, CVoice1 is an excellent option. It has both Windows and Mac support, so it’s accessible regardless of platform (PC or Mac).
CVoice1 | Windows / Mac
10. Voloco

Voloco is a pitch shifter plugin that allows you to correct pitch and tone and apply six presets for desired sounds.
It supports a wide range of sample rates, making it viable for most users.
If you’re looking for a pitch shifter with a slight learning curve, Voloco is an excellent option.
It is available for Windows and Mac, making it versatile and easy to use.
Voloco | PC / Mac
11. HarmonicBoost

HarmonicBoost is a polyphonic pitch shifter. It has a real-time synthesis of octave and interval shifts to enhance the stereo field.
There is a smoothing control to regulate the compromise of tracking speed and accuracy.
It can be used with vocals, guitars, or other instruments. HarmonicBoost is available for Windows and Mac, in VST and AU formats.
HarmonicBoost | Windows / Mac
12. FreSh

FreSh is a pitch shifter plugin with a vintage analog GUI design. It allows you to transpose the pitch and modulate it simultaneously.
Additionally, the plugin has an LFO for extra sound manipulation. It is available for Windows only.
FreSh | PC / Mac
13. 4 Band Shifter

4 Band Shifter is an easy-to-use plugin that allows you to independently scale the pitch of 4 adjacent frequency bands. This can adjust the pitch of vocals, guitars, or other instruments.
4 Band Shifter | Windows
14. Pitchproof

If you’re looking for a pitch shifter with excellent sound quality, Pitchproof is the plugin for you.
It is easy to use and helps you fine-tune your pitch adjustments, making it a perfect choice for professionals and beginners alike.
Plugin | Windows / Mac
15. Autotalent

The plugin is a port of the popular LADSPA pitch correction plugin created by Tom Baran. It is one of the simplest pitch shifters and can be great for basic pitch correction on a mono track.
Autotalent focuses more on simplicity, as opposed to high-end pitch correction tools.
Autotalent | PC / Mac
16. Stolon

Stolon is a pitch shifter VST plugin that offers a wide range of classic and unique effects. You can use it to harmonize vocals, create a choir effect, or even create robotic-sounding vocals.
The plugin is easy to use and offers a variety of effects that can be tweaked to create the perfect sound. It is available for Windows users only.
Stolon | Windows / Mac
17. Swoosh

If you are looking for a pitch shifter plugin for Windows, Swoosh is an excellent option.
Swoosh is a pitch shifter plugin that recreates the late-70s and early ’80s drum sound.
It has a quick and dirty analog style that will give your sound that extra edge.
Swoosh | Windows
18. Cannabis Vocoder

Cannabis Vocoder is a funny pitch shifter VST plugin that completely changes the pitch and tone of vocal tracks by using computer-generated pitches to create a robotic or comical vocal sound.
You can change the octave to create various, exciting sounds – even within the same vocoder tone. The reaction time of the vocoder can also be altered.
The altered sound can be dashed with the original sound, or the volume of the vocoder can be changed while the actual sound stays the same.
Cannabis Vocoder is only available for Windows users. Using the mono version, you can use the vocoder’s specific sound for grooves and drums.
There are 25 different tones available to choose from.
Cannabis Vocoder | Windows
19. DruModifier_P

DruModifier_P is a pitch shifter VST plugin that allows you to change the pitch of drum instruments in real time manually or using MIDI.
It can be used to pitch-shift any mono or stereo audio signal, making it a versatile tool for music producers and sound designers.
If you’re looking to change the pitch of your drum sounds, DruModifier_P is a plugin worth checking out. It is available for both Mac and Windows.
DruModifier_P | Windows / Mac
20. Pitch Shifter

Pitch Shifter is designed to shift one signal while leaving the original untouched.
This plugin can help you get those monster-voice effects or add a touch of pitch shifting to help with tuning.
Additionally, there’s a basic detuning control and octaving and harmonizing functions for more advanced pitch shifting. If you’re on a Windows machine, this is a pitch shifter worth trying out.
Plugin | Windows / Mac
21. MM FX 11 Filtshiftrev

The MM FX 11 Filtshiftrev is a unique and powerful pitch shifting filter that is great for any musician or producer looking to add some extra spice to their sound.
This plugin can create some truly wild and original sounds with its three-band frequency separation and modulation capabilities.
With the included sequencer, you can create complex, evolving soundscapes.
MM FX 11 Filtshiftrev | Windows
22. Madshifta

With Madshifta, you can shift the pitch of an incoming audio signal by mixing the pitch-shifted signal with the original signal.
This unique plugin also allows for feedback, giving you the potential to create monster voices, flanger-like effects, and more.
With the dry/wet control, you can always find the perfect balance for your sound.
Madshifta | Windows
23. KeroVee

KeroVee is a helpful pitch correction tool for music producers and engineers.
With its ability to mix two independent transposed outputs of pitch-corrector and bypassed output, KeroVee gives you the flexibility to create the perfect sound for your music projects.
Whether you’re looking for that perfect Autotune effect or want to add some polish to your tracks, KeroVee is the plugin for you.
KeroVee | Windows
24. Grumblebum

The Grumblebum is a one-of-a-kind stereo pitch follower effect that gives your music an energy boost.
The Grumblebum can create subtle analog accompaniments or wet, distorted sounds using the incoming audio to drive its internal synth.
Whether you’re looking to add some extra depth to your drums or vocals or want to create a screeching solo lead, the Grumblebum will give you the sound you’re looking for.
- Wet and Dry Knobs
Grumblebum | Windows
25. Granaliser

This powerful tool is a hybrid granulator, pitch shifter, and delay all rolled into one. With its ability to create complex FSU sounds and effects, the Granaliser is perfect for everything from chorus and pitch-shifting to ring modulation.
With its tempo-synced grain size and rate, you can get the perfect sound every time.
Granaliser | Windows
26. SYKK

SYKK is a pitch effect that can do everything from subtle chorus and flutter effects to sickening pitch throbs.
Just tweaking the Speed, Depth, and Range knobs can give you a whole range of different sounds to play with, and you can switch between a sample or sine waveform for the LFO.
SYKK | Windows
27. tcStretch

tcStretch is a helpful tool for any musician looking to get the most out of their sound.
With the ability to time stretch, pitch shift, and blur your music, tcStretch provides endless possibilities for sonic experimentation.
Pitch shift is plus or minus one octave so that you can explore the new sonic territory.
Blurring blends nearby spectral material to make the output less static, resulting in a more natural sound.
tcStretch is also sensitive to transients in the source material.
This means that the playback rate and blur amount are automatically adjusted according to the stretched material’s transient contour.
tcStretch | Windows
28. unstable

This pitch modulation effect plugin can simulate the unpredictable pitch instability of an old tape machine or analog synth.
With three different modes, you can dial in just the right amount of instability for your track. And if that’s not enough, you can dial up the intensity to ‘insane’ mode for some truly wild results.
unstable | Windows
29. Vocal Pitch Shifter

This innovative plugin is designed to change the pitch of vocals, with low latency which makes it perfect for live performances.
You can use the coarse tone control for an integer number of semitones or the precise control for an integer number of cents and mix the processed signal with the original.
Whether you’re looking to add a little bit of spice to your live show or you’re trying to perfect your recordings, the Vocal Pitch Shifter is a great plugin to try out.
Vocal Shifter | Windows / Mac
The top paid pitch shifting plugins are:
- Pitch Monster by Devious Machines
- Antares Auto-tune
- ProVocative by Boz Digital Labs
- Nightmare Shifter by Freakshow Industries
- Waves Vocal Bender
We hope you found this list of free pitch shifter VST plugins helpful.