Comparison

Roulette Strategy Simulator vs KO Blackjack Card Counting

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

Head to head
About

Roulette Strategy Simulator

Test your roulette betting strategies with realistic simulations. Analyze performance with detailed statistics and visualize wins and losses. Supports both American and European roulette tables.

Highlights
  • Setup bets and strategies
  • Run thousands of spins
  • Detailed statistics
  • Visual win/loss representation
  • Apply common strategies
  • Supports American and European roulette
Features
Currently charting
Read full description

Simple... test your Roulette Strategies 1) Setup bets and strategies 2) Run simulations and see how they perform - Simulate thousands of spins at once - Stats on overall and individual bets, streaks, commonly hit numbers, and visual representation of wins and losses - Apply common strategies on individual bets (Martingale, Paroli, D'Alembert, and others) - Execute your own or many other strategies by setting up multiple bets (such as for the James Bond strategy) - Supports both American (00 and 000 tables) and European Roulette Be prepared before heading to the casino and bet responsibly

About

KO Blackjack Card Counting

Master card counting strategies for Blackjack with this comprehensive trainer. Practice with various drills, customize strategies, and simulate thousands of hands to perfect your game.

Highlights
  • Multiple training modules
  • Supports KO, OK, reKO strategies
  • Customizable card count values
  • Editable strategy charts
  • Basic strategy drills
  • Running count drills
  • Deviation drills
  • Table game simulation
Features
Read full description

Designed as a serious practice tool for novices and pros, and playable as a Blackjack game. Supports unbalanced (no true count) strategies like KO, OK, and reKO. Includes 11 training modules: table game, 1 basic strategy drill, 2 deviation drills, 3 running count drills, chart review, chart quiz, test out, and simulator. Supported Strategies: Presets for KO, OK, reKO. Configure the card count values (tags), insurance indexes, initial running count (1 to 8 decks), betting ramp (-7 to +8 running count), chart indexes. Separate charts for hard 17 and soft 17. Charts are 100% editable. Preset for 6 deck game. Modify however you'd like for any deck size. *** Module Details *** + Basic Strategy Flashcard Drill. Select the correct action for the dealt hand. Settings: Deals hits soft 17, Surrender, Double after split, Pair hands, Soft hands, Hard hands, Deal 2, 3, and 4 card hands, Feedback for mistakes only, Hide Gauges (accuracy and speed). + Running Count Drills. Three drills. Count the cards dealt to you in various ways. Settings: Initial Running Count, Deal Speed, Number of Cards, Deal in Pairs, Number of Stacks, Orientation, Number of Seats, Bot Ghost Hand, Ask for running count interval. + Deviation Flashcard Drills. Two drills. Choose the right deviation for the cards dealt, and pick the right action given a true count. Settings: Deals hits soft 17, Surrender, Pair hands, Soft hands, Hard hands, 2-3-4 card hands, Feedback for mistakes only. + Charts Review and Edit. View charts for basic strategy and deviations. Edit any value in the chart. Two sets of charts for dealer stands or hits soft 17. Separate charts for pairs, hard hands, soft hands, and surrender. + Charts Quiz. Fill-in-the-blank quizzes for all charts. + Table Game. Perfect your skills at the table. Feedback on mistakes. Simulates a real Blackjack game. Assign one up to seven spots to yourself or the computer. Dealer speed is adjustable. Settings include: Vertical/Horizontal Orientation, Spot Assignments, Ghost Hand, Show Discard Tray, Dealer Hits Soft 17, Surrender, Double After Split, Resplitting Aces, ENHC, Number of Decks, Penetration, Notify on Mistake, Use Deviations, Ask for true count interval, Positive Count Bias, Place Bets, Deal Speed. + Simulator. Run up to 25,000 hands per second (iPhone 15). Analyze performance of different strategies, table rules, player level, etc. Stats on gains, hourly rate, edge, risk of ruin, and much more. + Test out: Reports your accuracy and mistakes at the end of the last shoe. Tests basic strategy, deviations, betting, insurance, and counting. Settings: Dealer hits soft 17, Surrender, Double After Split, Resplitting Aces, ENHC, Number of Decks, Penetration, Number of Shoes, Use Deviations, Deal Speed.

Screenshots

Roulette Strategy Simulator3 screens
KO Blackjack Card Counting4 screens

Verdict

The call

The clearest difference is price: Roulette Strategy Simulator at $0.99 against KO Blackjack Card Counting's $14.99. Roulette Strategy Simulator also leads on review sentiment (80% vs 50%). KO Blackjack Card Counting's advantage is update cadence (monthly vs every 2 months). On rating, ratings volume, ads and in-app purchases 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

Roulette Strategy Simulator costs $0.99 and KO Blackjack Card Counting $14.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 3.9 for Roulette Strategy Simulator against 3.8 for KO Blackjack Card Counting. Both are backed by a comparable volume of ratings — 8 and 6 respectively. Written reviews are what separate them: 80% of Roulette Strategy Simulator's written reviews are positive against 50% of KO Blackjack Card Counting's.

UpkeepUpdate frequency

Roulette Strategy Simulator ships an update every 2 months, KO Blackjack Card Counting monthly. Both last shipped on October 30, 2026.

Scorecard3 real differences · 8 level
Roulette Strategy Simulator versus KO Blackjack Card Counting: the parameters behind the verdict, then further details
ParameterRoulette Strategy SimulatorKO Blackjack Card Counting
Price$0.99 — better$14.99
Rating3.9 (8 ratings) — better3.8 (6 ratings)
Positive reviews80.0% of reviews — better50.0% of reviews
Number of ratings8 — better6
Update frequencyEvery 2 monthsMonthly — better
AdsNoNo
In-app purchasesNoNo
MonetizationPaidPaid
Best chart rank#82#34 — better
DevicesiPhone, iPodiPhone, iPad
Requires iOS15.1 — better16.0
Further details — not scored
Size3 MB39 MB
Age rating17+12+
DeveloperRevolve Works LLCDouble Down Software

Customer experience

Roulette Strategy Simulator

All ratings8 ratings
Positive75.0%
Neutral12.5%
Negative12.5%
Written reviews5 reviews
Positive80.0%
Neutral20.0%
Negative0.0%

KO Blackjack Card Counting

All ratings6 ratings
Positive66.7%
Neutral16.7%
Negative16.7%
Written reviews4 reviews
Positive50.0%
Neutral25.0%
Negative25.0%

In-app purchases

None

Roulette Strategy Simulator

No in-app purchases

None

KO Blackjack Card Counting

No in-app purchases

Questions

Is Roulette Strategy Simulator free?
Roulette Strategy Simulator costs $0.99, with no in-app purchases.
Is KO Blackjack Card Counting free?
KO Blackjack Card Counting costs $14.99, with no in-app purchases.
Which has better reviews, Roulette Strategy Simulator or KO Blackjack Card Counting?
Roulette Strategy Simulator is rated higher. Roulette Strategy Simulator averages 3.9 out of 5 from 8 ratings, while KO Blackjack Card Counting averages 3.8 from 6 ratings.
Do Roulette Strategy Simulator or KO Blackjack Card Counting have ads?
Neither Roulette Strategy Simulator nor KO Blackjack Card Counting shows ads.
Which is updated more often, Roulette Strategy Simulator or KO Blackjack Card Counting?
Roulette Strategy Simulator ships an update every 2 months, and KO Blackjack Card Counting monthly. Most recently, Roulette Strategy Simulator was updated on October 30, 2026 and KO Blackjack Card Counting on October 30, 2026.
Which is more popular, Roulette Strategy Simulator or KO Blackjack Card Counting?
Roulette Strategy Simulator currently peaks at #82 in the App Store charts, and KO Blackjack Card Counting at #34. Chart position reflects recent download velocity rather than total install base.

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