Blackjack Strategy Trainer is the best card counting and Blackjack strategy simulator for android. It goes beyond just Basic Strategy. The problem with most of the. Reviewers on the App store call this the best Blackjack trainer app out there. WARNING: This is *not* a Blackjack game, it its a practice aid for learning basic strategy in Blackjack. It deals hands and lets you practice choosing the best strategy. Learn perfect Blackjack strategy quickly and easily! Maximize your casino edge by playing every kind of hand or just the ones you want to improve on.