Sleepi: Sounds to Sleep Well

Sleepi is a Chrome extension that delivers calming nature and ambient sounds to help you fall asleep faster and stay asleep longer. Choose from a growing library of high-quality sleep sounds—from rain and ocean to forest and bonfire—and enjoy a peaceful, distraction-free night.

Key features include an adjustable sleep timer, per-track volume control, and background playback. AirPlay support casts sounds to your favorite devices, and new sounds are added regularly to keep relaxation fresh.