KZvocoder | Kaurzyk

Sing into your microphone and play chords on the keyboard — KZvocoder blends your voice with synthesized carrier sounds to create the iconic vocoder effect. Choose from 6 built-in presets and adjust the band count for anything from robotic speech to lush vocal pads.

Features

Classic filter-bank vocoder with configurable band count (4, 8, 16 or 32 bands)
6 carrier presets: Organ, Strings, Pad, Brass, Choir, Saw Lead
Real-time microphone capture on macOS, Windows and Linux
3-octave virtual piano with AZERTY keyboard mapping
Volume and Voice Mix knobs for precise control
Real-time oscilloscope and frequency meter
MIDI input from any virtual or physical device
Analog-style toggle switches for preset and band selection

Receives MIDI from

KZgenerator

KZplay

Sends audio to

KZsave

Advanced — Technical details

Environment variables

LANG, LC_ALL, LC_MESSAGES, LANGUAGE	UI locale selection (en, fr, es)
FYNE_THEME	Force UI variant: light or dark (overrides OS preference)
FYNE_SCALE	UI scale factor (e.g. 1.2 for 120%)
FYNE_FONT, FYNE_FONT_MONOSPACE, FYNE_FONT_SYMBOL	Override default fonts with custom TTF paths