You start by clicking on the circle. Once you have enough money, you can upgrade something. You can upgrade how much money you earn per click, or you can upgrade automatic money earning machines. The stats on the left are all about How much you've upgraded things, how much money you have, and other things. Once you have level 19 money per click, you win! Note, if you have enough money to upgrade something multiple times, it will automatically upgrade to the highest level you can afford.
Everything by me. Version 1.2: -remembered this project existed -added click sprite when clicking the click (what) -added hitbox so you can click anywhere in the square -gave up