vixutilSound tools

Sound

Sound tools

Everything is generated in the browser, and mic audio is never uploaded.

Practice

Focus and sleep

Measure

Signals

Listen to 113 frequenciesFrom 20 Hz to 24 kHz — pick a frequency and hear it right away, with its wavelength, period and nearest musical note worked out for you.

🔊 Sound is generated in the browser. Mic audio is never uploaded.