Yes, White Noise lets you record your own sounds and use them with the app’s sounds to make mixes.

I’ve been using White Noise for about 6 years and simply can’t sleep without it. But my most favorite part of it is recording my own sounds. I can literally bring home the exact ocean sounds that once put me to sleep while napping on a beach. I lived in Bermuda as a child and the tree frogs there have quite a unique…