Free White Noise Generator Online
Generate white, pink, brown, blue, and violet noise for sleep, focus, and relaxation. No install, no sign up. 100% private.
Sleep & Focus Noise Generator
Noise Type
Volume
Auto-Stop Timer
How to Use White Noise Generator Online
Choose Noise Type
Select from White, Pink, Brown, Blue, or Violet noise. Each type has unique characteristics suited for different purposes.
Adjust Volume
Set the volume level to your preference using the volume slider.
Set Timer (Optional)
Set an auto-stop timer for 5, 15, 30, or 60 minutes. Perfect for sleep or focus sessions.
Play and Relax
Click "Play" to start generating noise. The noise will play continuously until you stop it or the timer expires.
Why Use ChangerAudio White Noise Generator?
No Sign Up
No account needed. No email required. Just open and use instantly.
No Install
Works directly in your browser. No software, no plugins, no downloads.
100% Free
No watermarks, no hidden limits. Forever free for personal and commercial use.
Multiple Noise Types
White, Pink, Brown, Blue, and Violet noise types for different needs.
Frequently Asked Questions
What is white noise?
White noise is a type of noise that contains equal intensity across all frequencies. It creates a consistent, balanced sound that can mask other sounds and help with focus or sleep.
What is the difference between white, pink, and brown noise?
White noise has equal energy across all frequencies. Pink noise has more energy in lower frequencies, creating a deeper, softer sound. Brown noise has even more energy in lower frequencies, creating a deep rumble. Blue and violet noise have more energy in higher frequencies, creating brighter sounds.
Which noise type is best for sleep?
Brown noise is often preferred for sleep due to its deep, rumbling sound that masks background noise effectively. Pink noise is also popular for its softer, more natural sound. White noise works well for masking consistent background noise.
Which noise type is best for focus?
White noise and pink noise are both popular for focus. White noise masks background noise effectively, while pink noise provides a softer, more natural sound that many people find less fatiguing over long periods.
Is my audio uploaded to a server?
No! All noise generation happens locally in your browser using Web Audio API. No data is transmitted to any server.
Can I use the generated noise commercially?
Yes, all generated noise is royalty-free. You can use it for personal or commercial projects.