Audiomultitool

Free and easy to use client-side Audiomultitool audio suite (metronome, tuner, recorder, converter, noise, & dB meter).

Audiomultitool is a fast, free, and privacy-first web audio utilities suite. Built using native HTML5 Web Audio and browser-native capture APIs, all audio processing happens 100% locally on your computer—no file uploads, no account sign-ups, and zero bandwidth limits. Use this extension to quickly launch any of the audio tools: • Online Metronome: Sample-accurate, drift-free rhythm scheduler featuring custom subdivisions, a BPM tap tempo counter, and network time synchronization. • Easy Voice Recorder: Local microphone and system audio loopback recorder with no file size caps. • Audio Converter: Offline audio transcoder for MP3 (up to 320kbps), WAV (up to 32-bit float), OGG, and WebM files. • Chromatic Tuner: Real-time pitch tracking with an auto-correlation frequency analyzer for guitars, violins, ukuleles, cellos, and banjos. • Tone & Noise Generator: Synthesize pure wave forms, custom frequency sweeps, and white/pink/brown noise sweeps for room tuning or focus. • Sound Level dB Meter: Measure ambient sound pressure levels with real-time A-weighting filters. Absolute privacy: your audio files and audio feeds never leave your browser.