Synthesine is a web playground for synthesizing sound waves from scratch. You can use it to create sine waves, white noise, and other building blocks of sound, and then pass these through modular components to synthesize more complex sounds like bells and whistles.

Get started by exploring the examples on the left, or dig into the reference.

Developed by Aatish Bhatia with UI contributions by Shefali Nayak. Spectrum analyser sourced from ContemporaryInsanity. Icons from Font Awesome. Code editor by Ace. Learn more.