Frequency Generator

Generate precise frequencies – pure tones from 20 Hz to 20 kHz

Frequency Output 440 Hz

440 Hz

Sine  |  Note: A4  |  3.0 s

Volume: 0.70

Generating frequency...

0%

How to use:

  1. Set the exact frequency (Hz) or pick a musical note
  2. Choose waveform (Sine is purest)
  3. Adjust duration and volume
  4. Preview, then generate and download the MP3

Useful for tuning, audio testing, hearing checks, and sound design.