For more information, visit or follow Zynga on Twitter, Instagram, Facebook or the Zynga blog. Founded in 2007, Zynga is headquartered in California with locations in North America, Europe and Asia. With Chartboost, a leading mobile advertising and monetization platform, Zynga is an industry-leading next-generation platform with the ability to optimize programmatic advertising and yields at scale. The fun design that Blackjack 21 HD offers helps you learn more about the game of blackjack and can also help you with planning a good strategy for what you want out of the game. With massive global reach in more than 175 countries and regions, Zynga has a diverse portfolio of popular game franchises that have been downloaded more than four billion times on mobile including CSR Racing™, Empires & Puzzles™, FarmVille™, Golf Rival™, Hair Challenge™, Harry Potter: Puzzles & Spells™, High Heels!™, Merge Dragons!™, Merge Magic!™, Toon Blast™, Toy Blast™, Words With Friends™ and Zynga Poker™.

Zynga is a global leader in interactive entertainment with a mission to connect the world through games and a wholly-owned subsidiary of Take-Two Interactive Software, Inc.

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