Comparison

Blackjack 21 vs Blackjack Solver

Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.

Head to head
About

Blackjack 21

Features
Read full description

Designed as a serious basic strategy practice tool for novices and pros, and playable as a Blackjack game. App includes four training modules: + Table Game. Simulates a real Blackjack game. Feedback on play mistakes. Play one or two spots, plus a computer player ghost hand in portrait mode. Assign up to five seats in landscape mode. Landscape mode is a more accurate simulation, while portrait mode is designed for limited screen width. Input made with hand gestures or buttons. Settings: Table Orientation, Spot Assignments, Ghost Hand, Show Discard Tray, Dealer Hits Soft 17, Surrender, Double After Split, Resplit Aces, ENHC, Number of Decks, Penetration, Notify on Mistake, Place Bets, Deal Speed. +Flashcard Drill. Make the correct action for the cards dealt. Hands are not thrown at you randomly. More difficult hands are presented more often. You can be drilled on three and four-card hands, which are more difficult than two-card hands. Settings for: Dealer hits soft 17, Surrender, Double after split, Pair hands, Soft hands, Hard hands, 2-3-4 card hands, Feedback for mistakes only, Hide accuracy and speed gauges. +Chart Quiz. Test your chart memory. Fill in the blank chart quiz for hard totals, soft totals, pairs, and surrender. +Chart Review. Makes it easy to study the basic strategy charts. Includes two sets of charts: 1) Dealer stands on soft 17, and 2) Dealer hits on soft 17. Individual charts for hard totals, soft totals, pair splitting, and surrender. Edit the charts to whatever you want. + Start simple and add more and more complexity at your pace. + Immediate feedback on play mistakes. + Lots of settings and configuration. + Available on iPhone, iPad, and Mac.

About

Blackjack Solver

Master blackjack strategy and card counting with this comprehensive training platform. It offers interactive practice modes, real-time counting with true count calculations, and adaptive basic strategy recommendations. Track your progress with detailed performance analytics and customizable game rules.

Highlights
  • Solver Mode for manual analysis
  • Practice Mode with automatic dealing
  • Real-time Hi-Lo card counting
  • Adaptive basic strategy recommendations
  • Detailed performance analytics
  • Customizable game rules
Features
Read full description

Blackjacksolver.com is a comprehensive blackjack training platform designed to help players master basic strategy and card counting techniques. The app features two distinct training modes: Solver Mode for manual card analysis and strategic decision-making, and Practice Mode for interactive gameplay with automatic card dealing. Key features include real-time Hi-Lo card counting with true count calculations, comprehensive basic strategy recommendations that adapt to various rule sets, and detailed performance analytics that track decision accuracy, timing, and win rates. The platform supports customizable game rules, including dealer hits on soft 17, double after split, and surrender options. Built for both beginners and advanced players, BlackJack Solver provides an intuitive learning environment with progress tracking, session management, and personalized statistics. The app helps users develop their blackjack skills through structured practice sessions while maintaining detailed records of their improvement over time. Perfect for anyone looking to improve their blackjack game through systematic training and data-driven feedback. Subscription Information – Pro Tier: $12.99/month, includes unlimited hands and full stats dashboard – Basic Tier: $7.99/month, includes unlimited hands – Free Tier: 30 hands per day – Payment will be charged to your Apple ID account at confirmation of purchase. – Subscriptions automatically renew unless canceled at least 24 hours before the end of the current period. – Manage or cancel your subscription in your App Store account settings. – Terms of Use: https://blackjacksolver.com/terms-of-use – Privacy Policy: https://blackjacksolver.com/privacy-policy

Screenshots

Blackjack 214 screens
Blackjack Solver4 screens

Verdict

The call

The clearest difference is price: Blackjack Solver at Free against Blackjack 21's $9.99. Blackjack 21's advantage is in-app purchases (none vs 2). On ads, device support and iOS requirement there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Blackjack Solver is free to download; Blackjack 21 costs $9.99 up front. Blackjack Solver sells 2 in-app purchases, starting at $7.99 per month. Blackjack 21 asks for nothing beyond the download.

Scorecard2 real differences · 8 level
Blackjack 21 versus Blackjack Solver: the parameters behind the verdict, then further details
ParameterBlackjack 21Blackjack Solver
Price$9.99Free — better
Rating—5.0 (5 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—5 — better
Update frequency—Weekly
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Freemium
DevicesiPhone, iPad, iPod, Mac — betteriPhone, iPad, iPod
Requires iOS15.014.0 — better
Further details — not scored
Size35 MB29 MB
Age rating4++17
DeveloperDouble Down SoftwareTengy LLc

In-app purchases

None

Blackjack 21

No in-app purchases

2 purchases

Blackjack Solver

Subscriptions2
  • Basic Plan$7.991 Month
  • Pro7 Days trial$9.991 Month

Questions

Is Blackjack 21 free?
Blackjack 21 costs $9.99, with no in-app purchases.
Is Blackjack Solver free?
Blackjack Solver is free to download, with in-app purchases available.
Do Blackjack 21 or Blackjack Solver have ads?
Neither Blackjack 21 nor Blackjack Solver shows ads.

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