Comparison

Blackjack vs Single Deck Blackjack 21

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

Head to head
About

Blackjack

Practice Blackjack with realistic casino odds and rules. This game uses a certified random shuffling algorithm to simulate actual casino conditions, helping you refine your strategy for hitting, standing, and card counting. Track your performance and play offline without any chip buying required.

Highlights
  • Real casino rules customization
  • Fair dealing with certified RNG
  • Instant strategy feedback
  • Unlockable custom card designs
  • 100% offline play
  • Performance tracking and analysis
  • Speed mode for efficient training
Features
Read full description

A Blackjack game that plays with real odds, like at the casino! Blackjack: Real Odds is designed for players who want to practice, not just play. Unlike other apps that manipulate the deck to create drama or let you win upfront, we use a certified random shuffling algorithm to simulate actual casino conditions. If you can win here, you can win at the table. Whether you are a beginner learning when to Hit or Stand, or a pro practicing your card counting count, this is the ultimate pocket trainer. Play casually or turn on speed mode to train efficiently. KEY FEATURES: -Real Casino Rules Customize your table to match your local casino. Toggle "Dealer Hits Soft 17" (H17) or "Dealer Stands on Soft 17" (S17) to see how the house edge changes. -Fair Dealing (No Rigged RNG): We do not use "comeback scripts" or rigged hands. The cards are dealt randomly from a fresh shoe, just like in a real casino. This allows you to practice Card Counting effectively. -Strategy Trainer: Learn by doing. Instant feedback on your wins, losses, and streaks helps you internalize basic strategy without boring charts. -Deck Shop: Unlock custom card designs, tap to view finer details, and monthly card pack additions. Earn chips by playing to unlock them for free. -100% Offline Play: No internet? No problem. Practice your strategy on the plane, the subway, or anywhere else. -Track Your Performance: View your session history and bankroll graph to analyze your play style. See your win rates for splits, doubles, and standard hands. Why play Blackjack: Real Odds? -Fast Gameplay: Enable "Speed Mode" to deal hundreds of hands in minutes. -No Chip Buying Required: Daily bonuses and "rescue chips" mean you can always play for free. -Clean Interface: No clutter, just the cards and the chips. Download Blackjack: Real Odds today and start beating the house! *Disclaimer: This game is intended for an adult audience (18+) for amusement purposes only. It offers simulated gambling and does not offer real money gambling or an opportunity to win real money or prizes. Practice or success at this social game does not imply future success at real money gambling.

About

Single Deck Blackjack 21

Features
Read full description

Single Deck Blackjack 21 is a blackjack simulation focused on gameplay, strategy, and performance statistics. Play classic single-deck Blackjack 21 in a clean, easy-to-use interface and improve your understanding of blackjack decisions through hands played and detailed performance tracking. FEATURES • Single-deck Blackjack 21 gameplay • Hit, Stand, Double Down, and Split decisions • Automatic dealer play • Detailed game statistics • Total hands played • Player wins and losses • Win percentage • Blackjack count • Push/tie count • Winning and losing streaks • Longest winning streak • Longest losing streak • Session performance tracking • Personal performance history • Statistics update automatically as you play PERFORMANCE TRACKING Your gameplay statistics provide a simple way to review how you are performing over time. Compare your results across sessions and monitor changes in your win percentage, streaks, and total hands played. BUILT FOR BLACKJACK PLAYERS Single Deck Blackjack 21 focuses on the blackjack experience itself without requiring real-money wagering. The app is designed for entertainment, practice, and statistical performance tracking. No real-money gambling is required to play. Play hands, make decisions, review your results, and see how your blackjack performance develops over time.

Screenshots

Blackjack4 screens
Single Deck Blackjack 214 screens

Verdict

The call

The clearest difference is price: Blackjack at Free against Single Deck Blackjack 21's $0.99. Blackjack also leads on iOS requirement (15.0 vs 26.2). Single Deck Blackjack 21's advantage is in-app purchases (none vs 6) and ads (none vs shown). On update cadence and device support 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 is free to download; Single Deck Blackjack 21 costs $0.99 up front. Blackjack sells 6 one-off in-app purchases. Single Deck Blackjack 21 asks for nothing beyond the download.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 4 days. Both last shipped on October 31, 2026.

Scorecard4 real differences · 6 level
Blackjack versus Single Deck Blackjack 21: the parameters behind the verdict, then further details
ParameterBlackjackSingle Deck Blackjack 21
PriceFree — better$0.99
Rating5.0 (4 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings4 — better—
Update frequencyEvery 4 daysEvery 4 days
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.0 — better26.2
Further details — not scored
Size90 MB13 MB
Age rating17+4+
DeveloperMatthew GurskyTyler McQuade

In-app purchases

6 purchases

Blackjack

One-time6
  • WW2 Airplane ID Cards$0.99
  • Simple Deck$0.99
  • Retro Game Card Deck$0.99
Show 3 more
  • Pagan Deck$0.99
  • Dark Fantasy Deck$0.99
  • Blackjack: Real Odds$2.99
None

Single Deck Blackjack 21

No in-app purchases

Questions

Is Blackjack free?
Blackjack is free to download, with in-app purchases available.
Is Single Deck Blackjack 21 free?
Single Deck Blackjack 21 costs $0.99, with no in-app purchases.
Do Blackjack or Single Deck Blackjack 21 have ads?
Blackjack shows ads; Single Deck Blackjack 21 does not.
Which is updated more often, Blackjack or Single Deck Blackjack 21?
Blackjack ships an update every 4 days, and Single Deck Blackjack 21 every 4 days. Most recently, Blackjack was updated on October 31, 2026 and Single Deck Blackjack 21 on October 31, 2026.

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