More sounds coming soon! Ambience videos list available down below!
More sounds coming soon! Ambience videos list available down below!
An ambient sound generator (also called a white noise machine or background noise mixer) is a tool that plays calming sounds to help you focus, study, relax, or sleep. Unlike pre-recorded music, it lets you mix multiple layers — like rain + thunder, or ocean waves + cafe chatter — to create your perfect acoustic environment.
Gentle rain on a window with distant thunder rolls. Perfect for deep focus and sleep.
Waves, wind, rivers, and bird calls. Ideal for meditation and creative work.
Coffee shop hum, keyboard clicks, and fireplace crackles. The productivity combo.
Train, airplane, and subway ambience for travel lovers and long study sessions.
Cricket chirping, mountain night, and campfire. Great for winding down.
Coming soon — chill lofi beats and instrumental focus music to layer with ambience.
Pick a base
Rain, waves, or cafe
Add texture
Thunder, wind, or birds
Adjust volumes
Blend to taste
Set timer
Auto-off for sleep
Yes! While we call it an ambient sound generator, TomatoTimers Ambience Studio functions as a free online white noise machine. You can create traditional white noise by mixing multiple sounds at balanced volumes, or explore pink noise and brown noise textures by emphasizing deeper tones like thunder and ocean waves.
Yes! TomatoTimers Ambience Studio is 100% free. No sign-up, no download, no premium tier. All sounds and custom presets are available instantly in your browser.
Absolutely. Many users use our rain sounds, ocean waves, and campfire ambience as sleep sounds. The auto-off timer lets you set a custom duration so the audio stops automatically after you fall asleep.
White noise is a consistent sound that contains all frequencies at equal intensity — like a fan or static. It masks distracting noises, helping you focus or fall asleep. Our mixer lets you create natural white noise using rain, wind, and cafe sounds instead of harsh synthetic static.
Yes! Click "Custom Ambience" to open the preset editor. You can save up to 4 custom mixes with your own names and volume settings. They sync with the main TomatoTimers Pomodoro timer too.
Yes! We are constantly expanding our library with new ambient sounds and lofi music tracks. Follow our YouTube channel for updates on new releases.
Yes, our online ambient sound generator works on iPhone, Android, and tablets directly in your browser. No app download required.