About NeuroMash

NeuroMash is a free, browser-based educational trainer for learning how blackjack card counting works. It focuses on the Wong Halves counting system and includes an auto-deal practice mode with running-count and true-count quizzes, a manual counter, and a basic strategy solver that calculates the correct chart for the table rules you select.

Why it exists

Card counting is a great hands-on way to explore probability, expected value and variance, and to train working memory and quick mental arithmetic. Many resources on the topic are buried in books or tied to gambling promotions. NeuroMash aims to be a clean, ad-supported practice tool with clear explanations and no links to casinos or betting sites.

Who it is for

• Students and hobbyists curious about the mathematics behind blackjack.
• People who enjoy mental-math and memory challenges.
• Readers of card-counting books who want a place to drill the count.
• Anyone who wants to understand why casino games favour the house, and how small that margin can be.

What NeuroMash is not

NeuroMash is not a casino, does not offer real-money games, and does not accept bets. Nothing on the site is financial or gambling advice. The trainer is for practice and education only. Please read our guide to how card counting works and our responsible gambling page.

Ownership

NeuroMash (neuromash.com) is designed and owned by Danayi Capital Corp. The site is free to use and supported by advertising. See our privacy policy for how data is handled.

Get in touch

Feedback, bug reports and suggestions are welcome. Visit the contact page or email mehran@danayi.co.