Precision frequencies, binaural beats, and isochronic pulses — pure Web Audio, generated live.
432Hz
Sine • mono
Tip: press Space to play/stop. Use headphones for binaural beats.
Oscillator
exact Hz
Mode
Set a target with the frequency control while playing to sweep smoothly. 0 = instant.
Auto fade-out after the set minutes.
Healing Presets tap to load
Solfeggio tones are single pure frequencies. Brainwave presets use a binaural beat (a carrier tone with a slight
offset between ears) so your brain perceives the difference frequency — headphones required.