Grab this one while it's free! Normal price is $1. It's got a pretty solid 4.5 star review!
Help Doug dig deep down under the earth in the quest for shimmering jewels and precious gold. Go farther and deeper than any of your friends. Find more gold than anyone in the world. Oh but watch out for colossal cave-ins. No they're really colossal—you won't believe it. And creepy monsters. And bottomless pits. Ah, don't worry it's just a game.