Generate tones and frequencies online

Generate tones and frequencies online, from 1 to 20000 Hz, generate sinusoidal, square, triangular and sawtooth waves online. 🎵


Move slider to setup frequency or write it in text field. Choose type of oscillator and click on start. In desktop version in lateral panel, there are three keys: first is to graph selected wave (at the moment only sinusoidal waves); second is to change notes and third is to download sound in an audio file .wav online (only sinusoidal waves).

What can I use it for?

You can use it for scientific purposes, drive away animals, tune instruments, try what frequency your ear can hear,...😯
Experiments: Observe sound frequencies in visual way with experiments shown in below video; control fire, create water spirals, make sand drawings,...

Tinnitus: If you suffer from tinnitus, this frequency generator can help you to select best noises to make a retraining theraphy. TRT (Tinnitus Retraining Therapy). More information.
Alzheimer: There are studies that suggest that expose alzheimer patients to a 40Hz frequency de 40Hz can improve its cognitive state. More information.
(Take into account that this tone and frequency generator is not a medical device. We don't guarantee anything!)

Support this web

If it has been useful, share this page with your contacts by email, social networks,... etc. You can also share customized URL with frequency and sinusoidal wave you have chosen. 🙂

When rating us, we collect your IP so you can't rate us multiple times. By clicking on another star you can change your rating.