Click the button for cash, which is used to buy upgrades. Click upgrades to buy them, if you have the cash. Story: You are a worker at the button facility, and the boss decided to let you be the person to test this odd money button. Use your money you get from it to earn more via upgrades sent by the boss for some of the cash you earn.
V0.1: Game released. V0.11: New upgrade. V0.15: New upgrade + Button click SFX, and a background. V0.16: Added critical clicks. 1/4 Chance you earn double. Only applies to manual clicks! V0.17: New upgrade. [Its broken, I think.]