Question 1

What is Free Sound Machine?

Accepted Answer

Free Sound Machine is a free, browser-based tool that generates white noise, pink noise, brown noise, and binaural waves in real-time. No downloads required - everything works directly in your web browser for focus, meditation, and sleep.

Question 2

How does the white noise generator work?

Accepted Answer

Our noise generator uses the Web Audio API to algorithmically generate different types of noise in real-time. All sounds are created instantly in your browser - no audio files are downloaded or stored.

Question 3

What types of noise can I generate?

Accepted Answer

You can generate six types of noise: white noise (equal frequencies), pink noise (natural-sounding), brown noise (deep and rumbling), blue noise (crisp and bright), violet noise (sharp high frequencies), and grey noise (psychoacoustically balanced).

Question 4

Do I need headphones for binaural waves?

Accepted Answer

Yes, binaural waves work best with headphones or earbuds. Each ear needs to receive a slightly different frequency to create the binaural effect. Speakers won't create the same effect.

Question 5

Is Free Sound Machine really free?

Accepted Answer

Yes, completely free! No registration, no downloads, no hidden costs. All features are available immediately in your web browser.