Online Tone Generator

Online Tone Generator 1-20000 Hz

Best classical generator of tone sounds of a given frequency with wave visualization. Generate clear sine wave sound signal. Full frequency range from sub bass to high treble. Free web-tool no install. Take and use!


With the help of our free tone generator, you can quickly and easily create a pure sine tone. To do this, simply move the slider handle to the desired position, or specify a specific frequency in the input field. There are 4 waveforms available - Sine (Default), Square, Triangle and Sawtooth. The full range from 1 to 20000 Hz (20 kHz) is used. To disable visualization, switch the control to the OFF position. The web tool does not require installation and is completely ready to use!

This online frequency player can be used to test your headphones and speakers - just enter the frequency to check and listen to the signal. If your device is working normally, then the signal should be reproduced without distortion and noise. Make your own check sound directly in the browser from your computer or smartphone.

Try our new online tool to test your hearing in 60 seconds, and find out what is the highest frequency you hear - online 1 min. hearing test.

Example: Set the frequency to 440 Hertz, press Play and use the sound of the signal as a tuning fork (A) to tune musical instruments. You can download for free our WAV audio samples of tonal sounds in high quality.

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Try our other generators:

Tone Generator: Android App

Take our Frequency Generator anywhere - download and install the free Android app. It works without an Internet connection!

Download on the
Google Play

You can watch full video on our YouTube channel at the link: