Comparison

Blackjack 21 Card Game Offline vs CodeBreak

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

Head to head
About

Blackjack 21 Card Game Offline

Experience the classic casino card game of 21 offline against the dealer. Features real casino rules, strategy hints, and detailed stats. Play anywhere without an internet connection and earn free coins daily.

Highlights
  • Offline play
  • Real casino rules
  • Strategy hints
  • Detailed stats
  • Free daily coins
  • Leaderboards
Features
Read full description

Play blackjack offline against the dealer, anywhere – no Wi-Fi needed. Blackjack! is the classic casino card game of 21 with real casino rules, and hints to show you the best move. REAL CASINO RULES • 6-deck shoe, reshuffled at the cut card • Blackjack pays 3 to 2 • Dealer stands on all 17s (or switch to "hits soft 17") • Double down on any two cards, including after a split • Split up to four hands • Insurance pays 2 to 1 • Late surrender PLAY SMARTER • Strategy hints show the best play for every hand • Detailed stats: win rate, blackjacks, streaks and biggest wins • Fast dealing for quick sessions PLAY OFFLINE • No internet needed to play — perfect for flights, the subway or anywhere without signal • Your coins, stats and settings are saved on your device • The daily chest, coin store and leaderboards wait until you're back online FREE COINS • Open a treasure chest every 24 hours for up to 2,500 coins • Watch a short video for extra coins whenever you like • Optional reminder when your next chest is ready COMPETE • Game Center leaderboards: Most Won today, this week and of all time MADE FOR EVERY SCREEN • Designed for every iPhone and iPad • Smooth card animations, casino sound effects and haptics Optional in-app purchases: coin packs, and a one-time No Ads + 50,000 Coins bundle that removes banner ads for good. Blackjack! is intended for an adult audience and is for entertainment only. It does not offer real-money gambling or an opportunity to win real money or prizes. Coins have no cash value. Practice or success at social casino gaming does not imply future success at real-money gambling.

About

CodeBreak

Features
Read full description

2人以上でお楽しみください。 1人目の端末にパスワードを入力してそのパスワードに紐づけられたQRコードを作成します。 2人目の端末のパスコードリーダーで1人目の端末に表示されたQRコードを読み取ると、そのパスワードが2人目の端末にセットされます。 2人目の端末に予想パスワードを入力して、パスワードが一致したら成功です。 予想パスワード入力の試行回数が表示されますので、なるべく少ない試行回数でパスワードの一致を目指しましょう。 パスワードが一致しなくても、数字が一致すると一致した数が表示されますので、これをヒントにパスワードを解読しましょう。 無料で広告表示もなく個人情報も収集しないので安心してご利用いただけます。

Screenshots

Blackjack 21 Card Game Offline4 screens
CodeBreak4 screens

Verdict

The call

The clearest difference is in-app purchases: CodeBreak at none against Blackjack 21 Card Game Offline's 6. CodeBreak also leads on ads (none vs shown) and iOS requirement (15.2 vs 18.0). Blackjack 21 Card Game Offline's advantage is update cadence (every 6 days vs every 8 months). On price 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

Both are free to download. Blackjack 21 Card Game Offline sells 6 one-off in-app purchases. CodeBreak asks for nothing beyond the download.

UpkeepUpdate frequency

Blackjack 21 Card Game Offline ships an update every 6 days, CodeBreak every 8 months. The most recent releases landed on November 1, 2026 and October 30, 2026 respectively.

Scorecard4 real differences · 6 level
Blackjack 21 Card Game Offline versus CodeBreak: the parameters behind the verdict, then further details
ParameterBlackjack 21 Card Game OfflineCodeBreak
PriceFreeFree
Rating4.3 (3 ratings) — better—
Positive reviews0.0% of reviews—
Number of ratings3 — better—
Update frequencyEvery 6 days — betterEvery 8 months
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS18.015.2 — better
Further details — not scored
Size9 MB4 MB
Age rating17+4+
DeveloperOKD LimitedKuniaki Fujimoto

In-app purchases

6 purchases

Blackjack 21 Card Game Offline

One-time6
  • Bag of 1,000 Coins$0.99
  • Bag of 3,000 Coins$1.99
  • Starter Pack$1.99
Show 3 more
  • Bag of 10,000 Coins$5.99
  • Bag of 20,000 Coins$7.99
  • No Ads + 50,000 Coins$9.99
None

CodeBreak

No in-app purchases

Questions

Is Blackjack 21 Card Game Offline free?
Blackjack 21 Card Game Offline is free to download, with in-app purchases available.
Is CodeBreak free?
CodeBreak is free to download, with no in-app purchases.
Do Blackjack 21 Card Game Offline or CodeBreak have ads?
Blackjack 21 Card Game Offline shows ads; CodeBreak does not.
Which is updated more often, Blackjack 21 Card Game Offline or CodeBreak?
Blackjack 21 Card Game Offline ships an update every 6 days, and CodeBreak every 8 months. Most recently, Blackjack 21 Card Game Offline was updated on November 1, 2026 and CodeBreak on October 30, 2026.

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