Make Better Decisions at the Blackjack Table
Learn exactly when to Hit, Stand, Split, Double or Surrender - and why.
Blackjack 21: Strategy Trainer is your personal guide to basic strategy. It teaches you the fundamentals through real hands and instant feedback
⋄ Practice Real Blackjack Decisions
Hit, Stand, Split, Double or Surrender — train your choices on realistic hands.
⋄ Get Instant Feedback
See if your move matches basic strategy, and understand why it was right or wrong.
⋄ View the Basic Strategy Table
Access a full strategy chart that adapts to your selected house rules.
⋄ Learn to Play Like a Professional
Build confidence and make better decisions through structured practice.
⋄ No Money, No Counting, No Distractions
This is a Blackjack training app, not a game. There’s no simulated or real money, and no card counting involved.
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What Users Say
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"I finally know when to double or surrender. Love having the strategy table in my pocket."
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"This really helped me understand the game and make better decisions."
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"I use it before every casino trip – best blackjack training app out there!"
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Terms: www.bjt.app/terms-of-use
Privacy: www.bjt.app/privacy-policy
Ratings & Reviews
5.0
out of 5
1 Ratings
We’ve fine-tuned the engine to ensure your strategy training is smoother than ever. This update focuses on under-the-hood optimizations and stability improvements, providing a faster, more reliable environment for mastering basic strategy and card counting. Train with confidence knowing the app is as precise as your play.
Version 3.1.1
The developer, BlackJack Trainer 21 Training AG, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Linked to You
The following data may be collected but it is not linked to your identity:
Purchases
Identifiers
Diagnostics
Privacy practices may vary based, for example, on the features you use or your age. Learn More
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
Provider
BlackJack Trainer 21 Training AG
Size
144.6 MB
Category
Casino
Compatibility
Requires iOS 16.0 or later.
iPhone Requires iOS 16.0 or later.
iPad Requires iPadOS 16.0 or later.
Mac Requires macOS 13.0 or later and a Mac with Apple M1 chip or later.
