Sound Sleeper

Play an ambient sound when you need to sleep, study or block out distractions.
Automatically record your sleep data to health kit to keep track of your sleeping habits.
Your sleep session data is the time you start playing an ambient sound to the time you turn it off.
Automatic recording of sleep session data can be turned off in settings if you're using the app for activities other than sleep.
Sounds:
Brown Noise
Pink Noise
White Noise
Cicadas
Crickets
Grasshopper
Spring Peepers
Campfire
Heart Beat
Beach
Creek
Forest Ambience
Forest Birds
Waterfalls
Windy Leaves
City Streets
Fan
Fountain
Highway
Wind Chimes
Rain
Snowstorm
Thunder