you start the game with 2 bugs. click breed to breed 2 to bugs. to breed bugs, click 2 bugs and then press start breed. once you press start breed, you will have a new bug! click sell and then click one of your bugs to sell that bug and get money. click store to go to the store and buy a bug. every time you go to the store there will be a different bug in stock. put your mouse over a bug to see what type it is. click a bug to feed it. your jar will tell you how much it costs to feed a bug. click upgrade to make your jar do double effect.
update 2.0 adds rare bug, atlas beetle. adds 3 other bugs. jar gained upgrade ability. update 3.0 adds 3 new bugs. new store, and better breeding physics. update 3.5 adds 2 music tracks. as sad as it seems, i have stopped working on this project. if you want more it will be in bug simulator ultra deluxe.