sotto

minimal sound for deep sleep. clinically-studied noise, nature, and binaural beats — nothing more.

coming soon to the app store

noise spectrum

white, pink, brown, grey, and violet noise — blend seamlessly between colors.

nature sounds

rain, ocean, wind, and creek — recorded for continuous, loop-free playback.

binaural beats

delta and theta frequencies layered beneath any sound for deeper relaxation.

sleep tracking

apple health integration shows how your sound choices affect your sleep quality.