01
Graillon 3 (Free Edition)
by Auburn Sounds · Pitch correction / voice changer
Real-time pitch shifting and correction. The free version has fewer features than the paid one.
VST2AUAAXLV2macOSWindowsLinux
Soundtoys Little AlterBoy · SoundtoysFree alternatives to Soundtoys Little AlterBoy
Pitch and formant shifting for vocal character, from deep monster voices to chipmunk hooks. Here are 3 genuinely free options, ranked by how close they get.
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02
MAutoPitch
by MeldaProduction · Automatic pitch correction (in MFreeFXBundle)
Pitch correction with formant shift, so you can push a voice deeper or brighter.
VST2VST3AUAAXmacOSWindows
03
Kilohearts Essentials
by Kilohearts · Bundle of 30+ simple effects
Its Pitch Shifter and Formant Filter together cover basic AlterBoy-style tricks.
VST2VST3AUAAXmacOSWindowsNeeds free Kilohearts account
Free means free: no trials, no time limits, no demos. Some need a free account; we flag those. Spot something wrong or a better swap? Tell us.
More pitch correction
Other paid plugins in this category.
Pitch Correction
Antares AutoTune Pro 11
Antares · paid → 3 free swapsGraillon 3 (Free Edition)MAutoPitchGSnap
Pitch Correction
Celemony Melodyne
Celemony · paid → 2 free swapsGraillon 3 (Free Edition)MAutoPitch
Pitch Correction
Waves Tune Real-Time
Waves · paid → 3 free swapsGraillon 3 (Free Edition)MAutoPitchGSnap
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