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iZotope VocalSynth 2 · iZotopeFree alternatives to iZotope VocalSynth 2

Vocal effects suite: vocoder, talkbox-style, robotic and harmony effects. Here are 2 genuinely free options, ranked by how close they get.

01

TAL-Vocoder

by TAL Software · 11-band vintage vocoder with built-in carrier synth

Vintage 11-band vocoder with a built-in carrier synth. Covers the classic vocoder sound.

VST2VST3AUAAXCLAPmacOSWindowsLinux
Free · link checked 2026-10-24 · source
Get it free ↗
02

Graillon 3 (Free Edition)

by Auburn Sounds · Pitch correction / voice changer

Pitch shifting and correction for robotic hard-tune effects. The free version has fewer features.

VST2AUAAXLV2macOSWindowsLinux
Free · link checked 2026-10-24 · source
Get it free ↗
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.