Free online noise generator — play white, pink or brown noise for focus, concentration and better sleep. Adjustable volume. Browser-based.
Noise Generator is a free online tool that plays ambient noise for focus and sleep. Supports white noise, pink noise and brown noise. Browser-based processing with no server upload — completely free for productivity and relaxation.
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How to use Noise Generator?
Select your preferred noise type (white, pink, brown, etc.).
Adjust the volume.
Click play to listen while focusing or relaxing.
Frequently asked questions about Noise Generator
What is the difference between white, pink, and brown noise?
White noise has equal energy across all frequencies, pink noise emphasizes lower frequencies for a softer sound, and brown noise is even deeper. Brown is popular for sleep, pink for focus.
Does ambient noise really help with focus?
Research suggests moderate ambient noise can mask distracting sounds and improve focus. Results vary by individual, so try different noise types to find what works best.