Blackjack (black jack, vingt-un, twenty-one or twenty one) is the worldly known card game. It uses a deck of 52 cards. The object of the game is to win by creating card totals higher than those of the dealer's (computer's) hand but not exceeding 21, or by stopping at a total in the hope that the dealer will bust. The game is designed for Wear OS. Enjoy and have a fun!!!