Since there is no web version and only Windows for download I grabbed the project from github and built my own. Interestingly this one starts in windowed mode and has no option for fullscreen.
I really love all the hand-drawn sprites!
At first I didn't get that the punch was an action and not an upgrade :D
At about 100 Mighty Helpers I had to spam the Punch button quite a bit to spend all those gold coming in. At about 500 I couldn't even hardly make any dent into it anymore... :)