"Davinci Code" is a free card game developed by YEJIN LEE, available on the Android platform. It is a game of reasoning that involves using a set of white and black cards, with numbers ranging from 0 to 11 and a Joker (-). The objective of the game is to deduce the numbers of other players through open cards and given information.

The game starts with each player given a set of cards. During each turn, a player picks a card from the deck and arranges it according to the rules. They then point to another player's card and guess the number. If the guess is correct, the card is revealed, and if not, the player reveals their card. The player can choose to continue guessing or pass the turn after the reasoning is complete. The game ends when all the numbers are revealed, and the one who survives till the end wins.

Overall, "Davinci Code" is an enjoyable and creative game that requires a mix of strategy and luck. The game has simple rules and is easy to understand, making it suitable for all ages. The graphics and sound effects are pleasing and add to the overall gaming experience. It is an excellent choice for anyone looking for a light yet engaging game to play on their Android device.