UtilitiesMeasure angles, check level and calculate gradients with your phone’s sensors.
Find your kind of quiet.
Rain sounds for sleep. Mix thunder, forest and nature sounds, all offline.

Leave the day behind. Settle into rain, distant thunder, a quiet forest or the steady comfort of brown noise. Explore 157 sounds, all available offline.
Mix up to four sounds and adjust each volume. Save your favourite combinations or choose a ready-made escape. A sleep timer with a gentle fade-out helps you switch off, while background playback keeps your soundscape going with the screen off.
App previews with illustrative sample content.
Read how Sleep Sounds handles information, local storage and any third-party services.