The app also keeps a record of your games so that you can track your progress with one click at your profile.ĭeveloped by Banana & Co, Blackjack 21 is the best-rated blackjack app on Google Play Store. What’s more, Online blackjack multiplayer feels authentic with its realistic tables, multiple gifts, and chat features. You can also purchase betting credits, especially if you want to get into the VIP section. You get free chips daily, so log in to your account every day for more rewards. Being a free to play app, the app awards you free playing credits than you can then increase by winning games.