Ambient Sound Generator
Mix white, pink, and brown noise for focus, sleep, or relaxation.
Free & unlimited
Press play to start
Noise channels
White noiseEqual energy at all frequencies
20%Pink noiseDecreasing energy at higher frequencies
35%Brown noiseDeep rumbling, low-frequency sound
50%Master volume(3 channels active)
80% Sleep timer
Fade in / out
Presets
Save current mix
Space play / pause·M mute / unmute
All processing happens in your browser. No data is sent to any server.
About this tool
- 1
Choose sounds
Activate white, pink, or brown noise using the toggle buttons.
- 2
Adjust volumes
Use individual sliders to set the volume for each noise type.
- 3
Set a timer
Choose a timer duration or select infinite for continuous playback.
- 4
Save a preset
Save your favorite mix to localStorage for quick recall.
- Brown noise has a deeper, more rumbling quality - great for blocking office noise.
- Pink noise is more balanced and often used for sleep.
- All sounds are generated in your browser using the Web Audio API - no files to download.
- White, pink, and brown noise
- Individual volume sliders
- Timer with fade out
- Preset mixes
- Save custom mixes
- Space to play/pause
- Background noise for focused work
- Sleep aid with brown noise
- Masking distracting office sounds