Bau Cua is a simulation game app available on Android devices that mimics the popular dice game. The game involves guessing which side of the dice will appear after it is tossed. The dice sides include a gourd, crab, fish, prawn, rooster, and deer. In this app, three dice are rolled, and the player has to guess which side will appear on each of them. The game is based on probability, and the players' success depends on their ability to guess the outcomes correctly.

The game has a simple interface and is easy to navigate. Players can choose their bets and toss the dice by tapping on the screen. The app is free to download and play, making it accessible to anyone who wants to try their luck at this traditional Vietnamese game.