Common Frequencies
Pure tone with no harmonics, ideal for tuning and testing.
⚠Safety Notice: Always start with low volume. Avoid prolonged exposure to extreme frequencies (below 20 Hz or above 10 kHz) at high volumes to protect your hearing.
Musical Notes
Precise Frequencies
Generate exact tones from 20 Hz to 20 kHz with 0.1 Hz precision for professional audio testing.
Export Audio
Save generated tones as high-quality WAV files for use in your projects and tests.
Real-time Visualization
See your audio waveforms in real-time with our advanced canvas-based visualizer.
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.
Try Our Other Audio Tools
Online Tone Generator
Generate single tones with precise frequency control. Perfect for quick audio testing and tuning.
Multiple Tone Generator
Play multiple frequencies simultaneously with independent volume and panning controls.
Frequency Sweep Generator
Create linear or exponential frequency sweeps for speaker testing and room acoustics analysis.
Binaural Beats Generator
Generate binaural beats for meditation, focus, and relaxation. Requires headphones for proper effect.
DTMF Tone Generator
Generate telephone dial pad tones (Dual Tone Multi Frequency). Interactive touch-tone dial pad.
Online Metronome
Professional metronome with tap tempo, time signatures, subdivisions, and tempo trainer for musicians.
Noise Generator
Generate white, pink, and brown noise for sleep, focus, tinnitus relief, and speaker burn-in.
Instrument Tuner
Reference tuning notes for guitar, bass, ukulele, violin, cello, and more at concert pitch (A440).
Subwoofer Test
Test your subwoofer with a 60-second frequency sweep (150Hz-1Hz) and individual bass test tones.
Hearing Test
Test your hearing range from 8kHz to 20kHz. Find your hearing age and compare with averages.
Solfeggio Frequencies
Ancient healing tones including 528Hz (DNA repair). For meditation, chakra activation, and spiritual healing.
Speaker Balance Test
Test stereo balance with panning control and left/right channel testing. Perfect for speaker setup.
Pitch Pipe
Chromatic pitch pipe with all 12 notes across 3 octaves. Perfect for singers, choirs, and a cappella groups.
Shepard Tone
Experience the auditory illusion of an infinitely ascending or descending tone. Mind-bending psychoacoustic phenomenon.
Mosquito Tone
Can you hear the mosquito tone? High-frequency test (15-20kHz) that only young people can hear. Find your hearing age!
Soundscape Builder
Create relaxing ambient soundscapes with singing bowls, nature sounds, and binaural beats.