Advanced 21 Blackjack

Contains adsIn-app purchases
4.4
250 reviews
5K+
Downloads
Content rating
Teen
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About this game

Advanced 21 Blackjack is the most realistic, free way to play twenty-one without setting foot a casino. With customizable table rules, graphics and play style, 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
- Allowing surrender
- Double down after split
- Dealer hit or stand 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 play positions if you wish, or turn them off completely
- Set the gameplay rules for: auto-rebet, auto-stand, showing suggestions for the basic blackjack strategy, auto declining insurance, show or skip animations, 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 and to unlock new graphics, including:
- Poker chip sets
- Card deck faces
- Card backs
- Table prints and unique bet boxes
- 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 purchase. 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 nor offer 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.
Updated on
Oct 17, 2023

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
No data shared with third parties
Learn more about how developers declare sharing
This app may collect these data types
Location, Personal info and 3 others
Data is encrypted in transit
You can request that data be deleted

Ratings and reviews

4.2
224 reviews
David Mahr
August 25, 2022
Had this game on my old Windows phone, still plays as predictable as that version. 20/21 for the dealer 75% of the time, AI players play like idiots. Interface and game options are awesome but the actual game play is way too frustrating and unrealistic, which ruins the experience. Un-installed this quite a while ago, decided to try it again. Same frustration from the dealers' magical luck whenever you bet over $5. Back to the non-installed app list.
2 people found this review helpful
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Basement Software LLC
August 5, 2020
Thank you for taking the time to review the game, and for playing even the old version on windows phone. I'm sorry your experience is less then ideal with the play. I'd love the chance to get more feedback from you if you would be willing to email advanced21@basement.software. the goal is to make the best blackjack game possible.
Tom Lapcharoen
August 30, 2020
Cool format- I like the no nonsense interface and the multiple play. The jazz music in the background is a nice touch and the ads are kept to a minimum. BUT. Nothing can save this game from the cheating algorithms that are built in. Lucky you can surrender hands. Otherwise this game would be a total waste of time.
8 people found this review helpful
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Jérémie Bellomo
September 26, 2021
You can change everything: starting from the rules to the look of your cards. You can play multi hand up to 6. You can play with bots with different difficulty level The button setup are nice and you have access to a built in shart to help you with your decision. Only thing missing is a card counting tool. The look of the table and cards are a bit oldy to my taste but else it's very very fun.
2 people found this review helpful
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What's new

We made improvements and fixed bugs for Advanced 21 Blackjack to be even better.