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About
Master blackjack basic strategy efficiently with science-backed spaced repetition. This app uses adaptive learning to focus on hands you struggle with, ensuring faster memorization and improved retention. Enjoy a modern, intuitive interface designed for mobile learning.
✓Spaced repetition learning algorithm
✓Adaptive learning for individual hands
✓Interactive training with immediate feedback
✓Detailed statistics and progress tracking
✓Mastery tracking by hand category
✓Customizable casino rules
✓Mobile-optimized interface with gesture controls
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What's New in By The Book
1.0.4
April 10, 2026
Minor UI update, separated the stats and settings pages.
1
In-App Purchases
$1.99
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Removes advertisements from the app
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FAQ
What is the learning method used by By The Book?
By The Book utilizes spaced repetition, a science-backed learning technique that increases the intervals between reviews of learned material. This method is proven to dramatically improve long-term retention compared to traditional study methods.
How does By The Book adapt to my learning?
The app tracks your performance on each unique hand situation individually. It intelligently prioritizes hands you struggle with by increasing their review frequency, while spacing out reviews for hands you've already mastered.
What kind of statistics does By The Book offer?
By The Book provides detailed statistics including your accuracy, current streak, best streak, and progress within each hand category (pairs, soft totals, hard totals). It also highlights your top mistakes for focused practice.
Can I customize the rules in By The Book?
Yes, you can customize the rules to match your casino's preferences. Specifically, you can toggle whether the dealer hits on a soft 17, allowing for more realistic practice.
Is By The Book available on all devices?
By The Book is currently supported on iPhone, iPad, and iPod. The app is designed with a mobile-optimized interface for intuitive touch interactions.
How often is By The Book updated?
The latest version is 1.0.4, and the app was last updated on 2026-04-10. This indicates a recent update, suggesting ongoing development and support.
What is the age rating for By The Book?
By The Book has an age rating of 17+. This is likely due to its association with casino games and gambling themes.
Does By The Book have ads?
No, By The Book does not contain advertisements. This allows for an uninterrupted learning experience focused on mastering blackjack strategy.