Pure HTML5 MP3 Voice Changer Tool Without API

HTML5 Audio Changer — Real-Time & Offline Voice Effects

Transform, record and download audio directly in the browser. HTML5 Audio Changer is a lightweight, client-side tool that lets creators, gamers, pranksters and streamers apply realistic voice transformations and environmental effects without any server — privacy-friendly and fast.

Key Features

• Record or Upload – Capture from microphone or import MP3/WAV/OGG files.
• Built-in Voice Effects – Monster, Male→Female, Female→Male, Boy→Girl, Girl→Boy, Chipmunk, Mountain (echo/reverb), and Simple Clean.
• Custom Controls – Manual pitch, formant, speed, reverb and gain sliders for fine tuning.
• Preview & Render – Real-time preview using Web Audio API and offline rendering for high-quality exports.
• Export Options – Download processed audio as WAV or WebM/OGG (client-side encoding).
• Light & Dark UI – Built-in theme toggle for better UX in any environment.
• Privacy-focused – All processing is done locally; no server, no uploads.

Included Files

• index.html
• css/style.css
• js/script.js
• js/audio-engine.js
• js/recorder.js
• assets/ (icons & images)
• documentation/ (user guide and changelog)

Requirements

Modern browser with Web Audio and MediaDevices APIs (Chrome, Firefox, Edge, Safari). No server required.

How It Works

1. Open index.html in a modern browser.
2. Record via microphone or upload an audio file.
3. Pick a preset or customize pitch, formant, reverb and speed.
4. Preview the effect, then render and download.

Support & License

For support contact: [your email or support page]. This item is licensed for Envato Market under the regular or extended license.