Tone Generator

Free online tool to generate audio tones at specific frequencies

Hz
%
s

Multiple Waveform Types

Select from pure sine tones, harmonically rich square tones, bright sawtooth tones, and balanced triangle tones for various acoustic applications

Precise Frequency Control

Generate any tone from 20Hz bass notes to 20kHz ultrasonic frequencies with exact tuning for musical instruments and hearing tests

Real-time Visualization

Watch your tones visualized in real-time to better understand the relationship between what you hear and the underlying waveform

Adjustable Duration & Volume

Customize how long your tones play and at what volume, perfect for creating alert sounds, musical notes, or test signals

Shareable Settings

Easily share specific tone configurations via QR codes or links for consistent audio reference tones across musicians and audio professionals

Secure Local Processing

All tone generation happens within your browser with no external data transmission, keeping your audio work completely private

High-Quality Downloads

Save your generated tones in multiple audio formats with professional fidelity for use in music production, therapy, or testing

No Installation Required

Create perfect reference tones directly in your web browser without downloading specialized tone generator applications

Instant Playback

Hear your tones the moment you create them, allowing for quick adjustments and precise tuning for any audio application

How to use our Tone Generator?

Generate precise audio tones in three simple steps:

Select tone type

Select tone type

Choose between sine, square, sawtooth, or triangle waveforms for your tone generation.
Configure tone settings

Configure tone settings

Set your desired frequency (20Hz-20kHz), volume level, and duration. You can also add optional effects like sweep or modulation.
Play or download

Play or download

Click 'Play' to hear the tone immediately, or 'Download' to save it as an audio file for later use.

Frequently Asked Questions

Our tone generator processes everything locally in your browser, ensuring precise frequencies are generated with minimal latency. Professional features such as multiple waveforms and frequency sweeps are available, making it a versatile tone generator for all your audio needs.
Our tone generator is designed to be intuitive. Simply select the desired waveform in the interface, set the frequency and volume, and click play. The tone generator also allows you to create frequency sweeps by setting the start and end frequencies and the sweep duration.
Yes, this Tone Generator is completely free with no limitations. All features of our professional Tone Generator, including different waveforms and frequency sweeps, are available at no cost.
The Tone Generator can produce pure sine waves, square waves, sawtooth waves, and triangle waves. Each waveform has its own unique harmonic characteristics suitable for different applications.
Our Tone Generator can produce frequencies from 20Hz to 20kHz, covering the entire range of human hearing. The precision depends on your device's audio capabilities.
Yes! You can download any generated tone as a WAV file. This makes our Tone Generator perfect for creating test tones, calibration signals, or sound effects for your projects.

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