Bandit, the 21 Counts mascot, waving hello with a +1 card Meet Bandit

Count cards like a pro.
Five minutes a day.

A Duolingo-style trainer that teaches blackjack card counting through bite-sized daily lessons — recognition, running count, basic strategy, true count, and casino conditions.

What you'll learn

Hi-Lo at a glance

Add +1 for every 2 through 6, −1 for every 10 through Ace, and 0 for 7s, 8s, and 9s. The running total — your running count — tracks how rich the remaining shoe is in high cards. A high count is your edge.