Comparison

Advanced 21 Blackjack vs Blackjack Strategy + Trainer

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

Head to head
About

Advanced 21 Blackjack

Experience a realistic blackjack simulation with extensive customization options. Practice strategies, build skills, and unlock new graphics as you advance through tables. This free game offers thousands of hours of strategic play and fun.

Highlights
  • Customizable table rules
  • Adjustable deck shoe size
  • Multiple seat positions
  • Strategy suggestions
  • Table advancement system
  • Unlockable graphics
  • Simulated casino environment
Features
Read full description

Advanced 21 Blackjack is the most realistic, free way to play twenty-one without setting foot in a casino. With customizable table rules, graphics, and play styles, this blackjack game provides thousands of hours of playtime, strategy building, and fun! Advanced 21 Blackjack puts you in complete control of your play experience, including: - Deck shoe size (1 to 8 decks) - Blackjack payout ratio - Surrender options - Rules for splitting after doubling down - Dealer behavior on soft 17 - Pay on push - Automatic-winner Charlie rules Make the game your own while practicing new betting strategies, table positioning, and basic blackjack strategy: - Play at up to 6 seat positions simultaneously - Have computer players randomly come and go, simulating a real casino experience - Specify computer player positions if you wish, or turn them off completely - Set the gameplay rules for auto-rebet, auto-stand, basic blackjack strategy suggestions, auto-decline for insurance, animation displays, and much more! Continue to hone your skills with Advanced 21 Blackjack through table advancement, starting as “The Rookie” and earning your way to the “The Whale” table. Earn club points by completing achievements to unlock new graphics, including: - Poker chip sets - Card faces - Card backs - Table prints and bet-box designs - Table pad colors and font textures Want to make suggestions on Advanced 21 Blackjack or report an issue? Contact us at advanced21@basement.software. Thanks! Please Note: Advanced 21 Blackjack is free to download and play, however, some options are available through in-app purchases. If you do not want to use this feature, please set up password protection or disable in-app purchases within the app store. A network connection is required to play Advanced 21 Blackjack. This free blackjack app is intended for adult audiences and does not offer any real money gambling or any opportunities to win real money or prices. Any success within Advanced 21 Blackjack does not imply any future success in real money casinos or gambling. Gambling addiction is real. If you or someone you know may be addicted to gambling, call or visit your local gambling helpline.

About

Blackjack Strategy + Trainer

Master blackjack strategy with this ad-free trainer. Practice under realistic casino conditions, customize game settings, and track your performance to improve your decision-making for live play.

Highlights
  • Adjustable deck count
  • Dealer hits/stands on soft 17
  • Resplitting options
  • Custom starting bankroll
  • Performance tracking (wins, losses, percentages)
  • Ad-free experience
  • Offline play
Features
Read full description

Master blackjack strategy and lower the house edge. Blackjack With Strategy is built for players who want to improve. Train under real casino rules, customize game settings, and track your performance over time in a clean, ad-free environment. Whether you're preparing for live casino play or refining your decision making, this app gives you the tools to practice smarter. Train Under Real Conditions • Adjustable deck count
 • Dealer hits or stands on soft 17
 • Resplitting options
 • Custom starting bankroll
 • Realistic casino rules Practice blackjack the way it's actually played. Track Your Performance • Total hands played
 • Wins and losses 
• Blackjacks
 • Double downs
 • Splits
 • Win percentage over time See how your strategy affects your results. Focused Practice • Ad-free experience 
• Offline play
 • Unlimited hands Blackjack With Strategy is for educational and entertainment purposes only. No real money or prizes can be won. Stop guessing. Start practicing smarter.

Screenshots

Advanced 21 Blackjack4 screens
Blackjack Strategy + Trainer4 screens

Verdict

The call

The clearest difference is in-app purchases: Blackjack Strategy + Trainer at none against Advanced 21 Blackjack's 10. Blackjack Strategy + Trainer also leads on rating (5.0 vs 4.6) and review sentiment (100% vs 84%). Advanced 21 Blackjack's advantage is ratings volume (214 vs 5) and device support (3 vs 1). On price, update cadence and ads 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. Advanced 21 Blackjack sells 10 one-off in-app purchases. Blackjack Strategy + Trainer asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Blackjack Strategy + Trainer holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Advanced 21 Blackjack has 214 ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 84% of Advanced 21 Blackjack's written reviews are positive against 100% of Blackjack Strategy + Trainer's.

UpkeepUpdate frequency

Advanced 21 Blackjack ships an update every 3 months, Blackjack Strategy + Trainer every 5 months. Both last shipped on October 24, 2026.

Scorecard7 real differences · 3 level
Advanced 21 Blackjack versus Blackjack Strategy + Trainer: the parameters behind the verdict, then further details
ParameterAdvanced 21 BlackjackBlackjack Strategy + Trainer
PriceFreeFree
Rating4.6 (214 ratings)5.0 (5 ratings) — better
Positive reviews84.1% of reviews100.0% of reviews — better
Number of ratings214 — better5
Update frequencyEvery 3 months — betterEvery 5 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS15.0 — better17.6
Further details — not scored
Size180 MB30 MB
Age rating17+17+
DeveloperBasement Software LLCDevolv LLC

Customer experience

Advanced 21 Blackjack

All ratings215 ratings
Positive91.2%
Neutral4.2%
Negative4.7%
Written reviews63 reviews
Positive84.1%
Neutral6.3%
Negative9.5%

Blackjack Strategy + Trainer

All ratings4 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews3 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

Advanced 21 Blackjack

Reported bugs

3 issues
  • Reset function does not work
  • Persistent bug causing dealer to pull excessive 5-6 card 21s
  • Chip purchase prompts after significant losses

Requested features

8 requests
  • Card counting practice mode
  • Offline/airplane mode support
  • Max bet button for convenience
  • Vegas game variations (free bet, side bets)
  • Higher chip rewards after going broke
Show 3 more
  • Ability to disable playing aids for realism
  • Back counting option
  • Negative true count avoidance

Blackjack Strategy + Trainer

Not enough reviews yet to summarise bugs or requests.

In-app purchases

10 purchases

Advanced 21 Blackjack

One-time10
  • Dogs Card Backs$1.99
  • Flowers Card Backs$1.99
  • Pile of Club Points$1.99
Show 7 more
  • Space Theme$4.99
  • Ocean Theme$4.99
  • Bag of Club Points$4.99
  • Small Box of Club Points$9.99
  • Box of Club Points$24.99
  • Big Box of Club Points$49.99
  • Huge Box of Club Points$99.99
None

Blackjack Strategy + Trainer

No in-app purchases

Questions

Is Advanced 21 Blackjack free?
Advanced 21 Blackjack is free to download, with in-app purchases available.
Is Blackjack Strategy + Trainer free?
Blackjack Strategy + Trainer is free to download, with no in-app purchases.
Which has better reviews, Advanced 21 Blackjack or Blackjack Strategy + Trainer?
Blackjack Strategy + Trainer is rated higher. Advanced 21 Blackjack averages 4.6 out of 5 from 214 ratings, while Blackjack Strategy + Trainer averages 5.0 from 5 ratings.
Do Advanced 21 Blackjack or Blackjack Strategy + Trainer have ads?
Neither Advanced 21 Blackjack nor Blackjack Strategy + Trainer shows ads.
Which is updated more often, Advanced 21 Blackjack or Blackjack Strategy + Trainer?
Advanced 21 Blackjack ships an update every 3 months, and Blackjack Strategy + Trainer every 5 months. Most recently, Advanced 21 Blackjack was updated on October 24, 2026 and Blackjack Strategy + Trainer on October 24, 2026.

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