ResearchGuide vs 21Counts

ResearchGuide is a platform dedicated to scientific research. It is designed to help researchers access recent and updated journals. The site includes a search engine that allows users to find papers by keyword, topic, or author, and a directory of journals that are indexed by the platform.

Learn to count cards like a pro — five minutes at a time. 21 Counts is a Duolingo-style trainer for blackjack card counting. Your guide is Bandit, a friendly raccoon teacher who takes you from the basics of the Hi-Lo system all the way to counting under real casino conditions: busy tables, dealer chatter, mid-shoe shuffles, and pit-boss heat. WHAT'S INSIDE • 100 short, focused lessons across five tiers • Tier 1 — Foundations: map every card to +1, 0, or −1 instantly • Tier 2 — Running Count: hold the count across a full multi-deck shoe at table speed • Tier 3 — Basic Strategy: every play decision before the count bends it • Tier 4 — True Count & Betting: convert RC to TC, bet to the count, deviate on the plays that matter • Tier 5 — Casino Conditions: distractions, mid-shoe shuffles, pit boss heat, camouflage • A timed exam between tiers — prove you've got it before the next tier unlocks THE SHOE Open-ended practice. Pick Tutorial, Easy, or Standard and count a real shoe at your own pace. Standard runs at table speed with chatter overlays so you can count through the noise — exactly what you'll face at a real table. WHO IT'S FOR • Casino visitors who want a real mathematical edge, not just luck • Strategy and math enthusiasts who love a clean, learnable system • Anyone curious how the math behind the table actually works • People who watched 21 and wondered what those kids were really doing NOT A GAMBLING APP 21 Counts is an education product. There's no real-money play, no bets, no payouts, no in-app casino. Cards in drills are educational visuals; you call a count, not a wager. The skill it teaches is observation and arithmetic — both legal and entirely on the player. 21 COUNTS PRO Unlock with a 7-day free trial: • All Tiers 3–5 (Basic Strategy, True Count, Casino Conditions) • Standard Shoe with full distraction overlays • Detailed stats and progress history • All future curriculum (Graduate Tier coming) Available as Monthly, Yearly (best value), or one-time Lifetime purchase. Cancel anytime from the App Store. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/