开始 audio
Tap 播放 or press Space. Your browser requires a gesture before audio can play.
White Noise Generator
Flat-spectrum noise for focus, sleep, and audio testing.
Export 5 seconds of noise as WAV.
How to use
Adjust settings
Use sliders and controls to set frequency, volume, and waveform. Changes apply in real time.
Export or share
下载 a WAV file or copy a share link. All processing stays on your device.
Frequently asked questions
What is white noise?
Equal energy per frequency band — a steady hiss that masks background sounds.
Can I download white noise as WAV?
Yes. Export up to 30 seconds as 44.1 kHz WAV.