A free program for Android, by fenerama.

Aquatic Sounds – Rain & Nature & Relaxation is a free application to play a variety of sounds from nature such as rain, waves, wind, ocean, thunder, lightning, and more. You can choose from different categories such as forest, beach, rain, thunderstorm, lake, and more.

To use the app, you will need to install it first. The installation will take less than one minute and you will be ready to play.

When you open the application, you will see a menu on the top right side of the screen. The menu will have several buttons such as Play, Stop, Next, and Previous.

The application will play the sound as soon as you select it. You can play the sound for as long as you want.

It is a good idea to use the application in the background so you can hear the sound even if you close the app.

The app is designed to be easy to use and it will not take much of your time.