Features & Capabilities

21 Trainer: play hands, master Hi-Lo counting, run quick drills, and track detailed stats for speed and accuracy.

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.

User Growth & Download Statistics

App
By:
Jan Haider
Version:
1.0 Last updated: 2025-12-29
Version code:
880658466
Creation date:
2025-12-29
Compatible devices:
Size:
4.48MB
URLs:
Website ,Privacy policy
Full description:
See detailed description
Source:
Apple Apps Store
Data ingested on:
2026-06-05
Compare stats and ranking:

Contact the developer

Chrome-Stats does not own this Apple app. Please use these information below to contact the Apple app developer.
Developed by:
Jan Haider
Apple Apps Store
https://apps.apple.com/us/app/21-trainer/id6756545201
Website:
https://21trainer.jan-haider.dev

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