Generate Audio Tones at Any Frequency
Play sine, square, sawtooth, or triangle waves at any frequency. Adjust the frequency with a slider or type an exact value in Hz.
Useful for audio testing, tuning instruments, hearing range checks, or generating reference tones for sound design. The tone is generated live in your browser using the Web Audio API.
Frequently Asked Questions — Tone Generator
The full audible range — 20 Hz to 20,000 Hz. Set any frequency with precision.
Sine, square, sawtooth, and triangle. Sine is a pure tone; the others have richer harmonic content.
Testing speakers and headphones, tuning instruments, audio experiments, or generating reference tones.
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