Rain Sounds
Emerging evidence ↗Soft, steady rain generated in your browser — endless, seamless, and free, with a sleep timer and volume fade for drifting off.
Ready — generated live, no loops
Sleep timer
This sound is synthesized in your browser in real time — there's no file to download, no loop point to notice, and it keeps working with no internet once the page is loaded.
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Ocean Sounds
Slow, rolling ocean waves generated live — no loop seams, no video ads. The sound of ballast doing its work. Free with a sleep timer.
Pink Noise
Balanced pink noise generated in your browser — softer highs than white noise, studied for sleep quality. Free, with a fade-out sleep timer.
4-7-8 Breathing
Guided 4-7-8 breathing: inhale 4, hold 7, exhale 8, with a calm visual pacer. The long exhale is the fastest lever your nervous system has.