Although it poses as a managergame, you don't get rewarded for actually playing. Games are not decided on merit but simply by a toin coss that makes you wonder what you did wrong (usually nothing)
Free, but you can also pay to get extra stats etc. Great thing is that it is not a pay to win game, you just get interesting extra stuff and helping hands. Most of them you can get as free additions to your browser too.
You can win without supporter but you just have to take a bit more care. The only game that I know of that actually extends the supporter length for the downtime every month. That and the game is also excellent.
THIS IS NOT THE KRUSTY KRAB! Spongebob does not work for me! EVen though he good at suckin toes, As a flamboyant starfish I am butthurt at the lack of reviews on my soundcloud.