You can choose from a range of sounds: rain, stream, ocean, balanced noise, bright noise, and dark noise. View Entire Post › ...

(For this article, I used an iPhone 11 running iOS 15.4.1.) On the main Background Sounds menu page, you can also adjust the volume of the white noise independently from other phone functions.

And when played at 65 decibels, the white noise “led to improved working memory”—but also higher stress levels. Personally, I can’t imagine working without some calming seaside background ...