21 Blackjack Trainer
21 Blackjack Trainer Summary
21 Blackjack Trainer is a iOS app in the Card category, developed by Diego Gonzalez. First released recently released ago(Jan 2026),
Store info: Last updated on App Store on Jan 30, 2026 .
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App Description
The only blackjack trainer you need to beat the casino.
Beat The House transforms you from beginner to skilled player through structured lessons and real-time feedback. Master basic strategy, learn card counting, and track your progress — all in one beautifully designed app.
18 PROGRESSIVE STRATEGY LESSONS
Learn optimal blackjack play through our comprehensive lesson system:
Hard Totals (Lessons 1-6) — Master hands without aces
Soft Totals (Lessons 7-10) — Perfect your ace combinations
Pair Splitting (Lessons 11-12) — Know exactly when to split
Each lesson includes detailed explanations, interactive strategy charts, and requires 90% accuracy to advance. Get instant feedback on every decision with clear explanations of the mathematically correct play.
COMPLETE CARD COUNTING COURSE
Learn the Hi-Lo counting system used by professional players:
Easy Mode — 1 deck, running count fundamentals
Medium Mode — 2 decks, true count introduction
Hard Mode — 4 decks, full true count conversion
Expert Mode — 6 decks at full speed
Progress from basic card values through advanced multi-deck true count calculations. Adjustable card speed, accuracy tracking, and tap-to-reveal count verification help you master this powerful technique.
REALISTIC GAMEPLAY
Apply your skills with authentic blackjack rules:
Dealer stands on Soft 17, Blackjack pays 3:2
Double down on any two cards, split pairs anytime
6-deck shoe with mid-shoe reshuffle
Hidden running count and true count display
Hit, Stand, Double, and Split — full action options
DETAILED STATISTICS & PROGRESS
Track your improvement with comprehensive analytics:
Per-lesson accuracy percentages and streaks
Rolling 50-question recent performance
Lifetime statistics by hand type
Visual progress bars and completion badges
WHY BEAT THE HOUSE?
- Structured learning path — Not random practice, real progression
- Instant feedback — Know immediately if you played correctly
- Works offline — Train anywhere without internet
- Beautiful design — Premium casino-themed interface
- Review mode — Reinforce skills with mixed practice
- Reset anytime — Start fresh from settings
EV Calc
Check your house edge before you ever play a hand
YOUR PATH TO MASTERY
Start with basic strategy fundamentals, unlock advanced lessons as you improve, add card counting skills, then test everything in realistic game mode. W