White Noise Mixer: Sleep Aid

24 sounds for a quieter night. Rain, waves, a fireplace, a fan, a night train. Pick what your ears settle into, and let the sound do the rest. ■ Layer them Add thunder to rain. Put wind behind a fire. Sounds that feel thin on their own become a place once you stack them. Save a mix and bring it back with one tap. ■ Stops on its own 15 minutes, 30, an hour, or until morning. You can also set an end time, so nothing keeps playing all night after you have fallen asleep. Fade-in is off, 2, 5 or 10 seconds. ■ All 24 sounds Noise: white, pink, brown, grey, blue, deep brown Nature: rain, soft rain, thunderstorm, wind, ocean, stream, waterfall, fire Home: fan, air conditioner, hair dryer, washing machine, refrigerator Travel: night train, airplane cabin, night highway Body: heartbeat, womb No loop seam. Play one for hours and it never feels like it comes back to the same spot. ■ Your nights…