1)   MostFun Tasty Planet - Unlimited Play 1
Chomp your way through the food chain in a hurry! Out of control household cleaner eats up everything in sight! After consuming everything on this planet, you turn to the tasty treats of intergalactic surprises.

 2)   Chomp 1.46
This nifty little freeware programme plays the game chomp against you. You have to avoid finishing a rectangular chocolate bar as you take turns to eat rectangular bites. There is nothing to install, just run the exe.