The Aquarium is an application I designed with animated fish swimming in a tank. The fish swim with in the window boundaries. If they reach/touch the wall they turn another direction. User can specify the number of fish and the speed. The background image can be swa.

Features:
1. Set the number of fish.
2. Set the speed of fish.
3. Change the background picture.

Requirements:
* Java

The license of this software is Free, you can free download and free use this calculator software.