21 Trainer
iOS app by Jan Haider. Games · Jan Haider
- Store rating
- 0 / 5
- Store rating count
- 0
- Download price
- Free to download
- In-app purchases
- Unknown
- Version
- 1.0
- Listing last refreshed
- 2026-09-11
View the original store listing
Store description excerpt
21 Trainer is a focused practice app for learning blackjack fundamentals and mastering the Hi-Lo counting system. Play hands in a clean table view, then switch to dedicated training and quick drills to build speed and accuracy. Features: - Play mode to practice real decision flow hand by hand. - Training mode for running and true count practice with optional quizzes. - Quick Drills with adjustable duration, auto-advance pace, mid-quizzes, and a final check. - Detailed statistics across play, training, and drills: hands played, win rate, counting accuracy, and decision time. - Customization for decks, themes, card styles, and quiz options. Whether you are new to counting or polishing your skills, 21 Trainer helps you practice deliberately and track your progress over time.
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