Play electronic theremin online. Continuous pitch sliding and volume control via mouse pointer or mobile touch.
Move mouse or drag finger across the field to play continuous heterodyne frequencies
Invented by Leon Theremin in 1920, the theremin is played without physical contact. Our Web Audio simulator uses an interactive XY touchpad to map horizontal position to pitch frequency and vertical position to output volume.
Find answers to common questions about our virtual instruments, practice tools, and music theory workspace.
Click and drag your mouse or touch and drag your finger across the touchpad.
Horizontal movement controls pitch frequency, while vertical movement controls volume.