Comparison

CountJack vs Blackjack

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

Head to head
About

CountJack

Features
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Play blackjack and practice card counting like a pro with CountJack. Test your skills in the classic game of 21, practice Hi-Lo counting, enjoy detailed statistics to track your progress, and customize the casino rules to suit your style. Explore our shop offering a variety of tables and cards. Why CountJack? - Unique card counting trainer with multiple difficulty levels, which will be a challenge even for professional players. - Adjustable casino settings to fit your needs. - Exhaustive statistics allow you to monitor your progress. - A fancy shop with a variety of content that you can buy using in-game currency. - No annoying ads. All ads in the game are optional, so they won't disrupt your enjoyment of the process. Get CountJack for the ultimate blackjack experience!

About

Blackjack

This app simulates countless blackjack hands to analyze strategy performance, helping users understand counting strategies and their outcomes. It offers detailed statistics, customizable rules, and error analysis for skill refinement.

Highlights
  • Fast hand simulations (up to 100,000/sec)
  • Detailed statistics tracking (gains, edge, risk of ruin)
  • Customizable strategies (HILO, KO, REKO, custom)
  • Flexible table rule settings
  • Player error impact analysis
  • Real-time performance monitoring
  • Save and compare simulation results
Features
Currently charting
Read full description

The blackjack simulator is designed for both enthusiasts and professionals. It allows you to simulate up to 100,000 hands per second (iPhone 15 & iPad 10th generation) while recording detailed data to help you analyze the strategy performance, to help you improve your understanding of counting strategies and their expected outcomes. Key Features: Fast Simulations: Thorough analysis and strategy testing with up to 100,000 hands per second. Comprehensive Data Tracking: Calculate your gains, hourly rate, edge, and risk of ruin, and much more with detailed statistics. Customizable Strategies: Choose from preset strategies like Basic, HILO, KO, OK, REKO, FELT, or 3 custom. All strategies can be customized -- card count values, insurance indexes, deviation indexes, basic strategy action, and betting ramp. Flexible Table Rules: Select from various table rules such as hard 17, soft 17, double after split, and penetration to simulate real casino conditions. Error Analysis: Understand the impact of player errors on basic strategy, deviations, and betting to refine your gameplay. Live Updates: Monitor real-time updates on gains, hourly rate, edge, and risk of ruin as the simulation runs. Detailed Statistics: Dive into your performance with stats on bankroll, decision making (hits, stands, etc.), hands won and lost, true count outcomes, and much more. Save & Compare: Save your simulation results to review later and compare different strategies and table rules. Use our blackjack simulator to refine your skills, test strategies, and gain a better understanding of the game. More Details: Strategy presets: HILO, KO, OK, FELT, REKO, and 3 Customs. Supports balanced or unbalanced strategies. User can modify initial running count, card count values, insurance indexes, hard 17 and soft 17 indexes, and betting ramp. Table/Simulator settings: Hard or soft 17, Surrender, Double after split, Resplitting aces, ENHC, Number of decks, Penetration, Blackjack payout, Number of players, Use deviations, Hands per hour, Initial bankroll, Mistake frequencies (basic strategy, deviations, bets).

Screenshots

CountJack4 screens
Blackjack4 screens

Verdict

The call

The clearest difference is price: CountJack at Free against Blackjack's $9.99. CountJack also leads on update cadence (every 2 days vs every 6 days). Blackjack's advantage is in-app purchases (none vs 5) and ads (none vs shown). On 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

CountJack is free to download; Blackjack costs $9.99 up front. CountJack sells 5 one-off in-app purchases. Blackjack asks for nothing beyond the download.

UpkeepUpdate frequency

CountJack ships an update every 2 days, Blackjack every 6 days. The most recent releases landed on October 16, 2026 and October 21, 2026 respectively.

Scorecard5 real differences · 5 level
CountJack versus Blackjack: the parameters behind the verdict, then further details
ParameterCountJackBlackjack
PriceFree — better$9.99
Rating—3.0 (2 ratings) — better
Number of ratings—2 — better
Update frequencyEvery 2 days — betterEvery 6 days
AdsYesNo — better
In-app purchasesYesNo — better
Monetization—Paid
Best chart rank—#138 — better
DevicesiPhone, iPadiPhone, iPad, Mac — better
Requires iOS16.116.0 — better
Further details — not scored
Size64 MB40 MB
Age rating17+17+
DeveloperAndrey SeleznevDouble Down Software

In-app purchases

5 purchases

CountJack

One-time5
  • 1 coin$0.99
  • 5 coins$1.99
  • 20 coins$2.99
Show 2 more
  • 50 coins$3.99
  • 100 coins$4.99
None

Blackjack

No in-app purchases

Questions

Is CountJack free?
CountJack is free to download, with in-app purchases available.
Is Blackjack free?
Blackjack costs $9.99, with no in-app purchases.
Do CountJack or Blackjack have ads?
CountJack shows ads; Blackjack does not.
Which is updated more often, CountJack or Blackjack?
CountJack ships an update every 2 days, and Blackjack every 6 days. Most recently, CountJack was updated on October 16, 2026 and Blackjack on October 21, 2026.

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