Voice FX Studio

Upload an audio file to apply classic voice-changing effects in real-time. (File upload is required, YouTube direct processing is not possible in-browser.)

Ready. Please upload an audio file below.

1. Load Audio & Playback

Select Audio Track (MP3, WAV, etc.)

No file loaded.

2. Voice Effects Console

**Base Pitch Shift** (Halftones): 0.0 Halftones

Sets the fixed base pitch (chipmunk/ogre effects).

**Vibrato Rate** (Hz): 0.0 Hz **Vibrato Depth** (Cents): 0 Cents

Adds a wavering pitch effect, simulating natural vocal variation.

**Tremolo Rate** (Hz): 0.0 Hz **Tremolo Depth** (Reduction %): 0%

Modulates the volume rhythmically (volume pulsing effect).

Auto-Wah (Envelope Filter)

**Sensitivity** (Reaction %): 0%

**Filter Q (Resonance)**: 5.0

**Sweep Range Low** (Hz): 300 Hz **Sweep Range High** (Hz): 3000 Hz

Filter frequency automatically follows your voice volume. High Q creates a sharp 'wah' peak.

**Robotization/Distortion** (Intensity): 0%

Adds digital clipping and grit for a mechanical or harsh sound.

**Tone Filter (Deep Voice/Muffle)** (LPF Hz): 20000 Hz

Sets a static lowpass cutoff for a deeper or muffled voice tone.

**Echo/Delay Mix** (Wet %): 0%

Controls the balance between the original sound and the repeated echo.

**Flanger Rate** (Hz): 0.0 Hz **Flanger Depth** (Mix %): 0%

Creates a swirling, metallic, or "doubled" voice effect (Chorus).

**Room Reverb** (Wet Mix %): 0%

Adds a spacious, decaying room ambiance using a convolution algorithm.

**Phaser Rate** (Hz): 0.0 Hz **Phaser Depth** (Mix %): 0%

Creates a sweeping, 'whooshing' sound via modulated all-pass filters.