Tone Generator

Audio Waveform

440.0 Hz
20 Hz1 kHz20 kHz
50%
Center
LeftCenterRight

Pure tone with no harmonics, ideal for tuning and testing.

Common Frequencies

⚠️ CAUTION: To safeguard your hearing, always start with a low volume and avoid listening to extremely low frequencies (below 20 Hz) or extremely high frequencies (above 10,000 Hz) at elevated volumes.

Musical Notes

Understanding Tone Generation

Frequently Asked Questions

About Our Tone Generator

This professional-grade online tone generator is designed to provide audio engineers, musicians, and sound enthusiasts with a reliable tool for generating precise audio test tones. Whether you're calibrating audio equipment, testing speakers, tuning instruments, or conducting hearing tests, our tone generator offers the accuracy and features you need.

Unlike other tone generators, ours features a clean, intuitive interface that prioritizes usability without sacrificing functionality. The real-time waveform visualization helps you see the exact shape of your audio signal, while the ability to save tones as WAV files makes it easy to use generated tones in your projects or tests.

Our tone generator supports the full audible frequency range from 20 Hz to 20,000 Hz and offers four classic waveforms: sine, square, sawtooth, and triangle. The addition of stereo panning control allows for precise audio positioning tests, making this tool invaluable for stereo field testing and audio production.