A free program for Android, by CrazyGames.com.

Capybara Clicker is a free and relaxing game that allows you to click on the caps to make them multiply. Each click on the caps earns you a cash bonus. As soon as you have enough resources, you can start upgrading the clicker to increase the rate of the production of the caps. You can also bring billions of capybaras into existence with the click of a button. 

The game has an extensive and intuitive UI that allows you to easily navigate through the game and the various elements. It also provides a detailed breakdown of the elements and their respective rates of increase.