Frequency Generator

Free online tool to generate audio tones at specific frequencies

Hz
%
s

Multiple Waveform Types

Generate sine, square, sawtooth, and triangle waves, each with unique harmonic characteristics for different audio applications

Precise Frequency Control

Set exact frequencies from 20Hz to 20kHz with fine-tuned control for professional audio testing and calibration

Real-time Visualization

View the waveform in real-time with our interactive oscilloscope display to visually analyze your generated tones

Adjustable Duration & Volume

Customize tone length and amplitude to create exactly the sound you need for your specific application

Shareable Settings

Generate QR codes and links to share your exact frequency settings with colleagues or across devices

Secure Local Processing

All audio generation happens directly in your browser with no server uploads, ensuring complete privacy and data security

High-Quality Downloads

Export your generated tones in multiple audio formats while maintaining professional sound quality

No Installation Required

Access professional-grade tone generation capabilities directly in your web browser without downloading any software

Instant Playback

Hear your generated tones immediately with zero latency for efficient testing and audio work

How to use our Frequency Generator?

Generate precise audio tones in three simple steps:

Select tone type

Select tone type

Choose between sine, square, sawtooth, or triangle waveforms for your tone generation.
Configure tone settings

Configure tone settings

Set your desired frequency (20Hz-20kHz), volume level, and duration. You can also add optional effects like sweep or modulation.
Play or download

Play or download

Click 'Play' to hear the tone immediately, or 'Download' to save it as an audio file for later use.

Frequently Asked Questions

Our Frequency Generator processes everything locally in your browser, ensuring precise frequencies are generated with minimal latency. Professional features such as multiple waveforms and frequency sweeps are available, making it a versatile Frequency Generator for all your audio needs.
Our Frequency Generator is designed to be intuitive. Simply select the desired waveform in the interface, set the frequency and volume, and click play. The Frequency Generator also allows you to create frequency sweeps by setting the start and end frequencies and the sweep duration.
Yes, this Frequency Generator is completely free with no limitations. All features of our professional Frequency Generator, including different waveforms and frequency sweeps, are available at no cost.
The Frequency Generator can produce pure sine waves, square waves, sawtooth waves, and triangle waves. Each waveform has its own unique harmonic characteristics suitable for different applications.
Our Frequency Generator can produce frequencies from 20Hz to 20kHz, covering the entire range of human hearing. The precision depends on your device's audio capabilities.
Yes! You can download any generated tone as a WAV file. This makes our Frequency Generator perfect for creating test tones, calibration signals, or sound effects for your projects.

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