# x21 Jack — Compete to win in x21 Jack! > Competitive card game focused on scoring by clearing columns. (iPhone/iPad app by xManna Software Technologies Inc..) - Source: https://appshunter.io/ios/app/x21-jack/id1607483990 (this page in markdown: same URL + `.md`) - Developer: [xManna Software Technologies Inc.](https://appshunter.io/developer/1563363149) - Category: Games, Entertainment, Card - Price: Free - Rating: 4.20/5 from 5 App Store ratings · 1 written reviews indexed - Age rating: 17+ - Requires: iOS 11.0 · 208 MB - Languages: American English - Released: 2022-11-14 - Data updated: 2026-06-10 - Monetization: free - User reviews in markdown: https://appshunter.io/ios/app/x21-jack/id1607483990/reviews.md ## What is x21 Jack? Come join the next wave of mobile gaming with xManna - Introducing a competitive twist on a classic card game that you can compete against others to utilize your skills for the best score! Free to play & Cash Gaming! In the Play Section, choose your play option and compete against other players in PVP (player vs player) challenges for the best overall score. Choose your moves wisely to see if you can clear the columns as quickly as possible. You can play games for free and practice with our xCoins. You can claim xCoins for free in the Rewards Section and then wager them in the Play Section! Fair: Each challenge will be a random generation of cards and each player competing within the same challenge will have their cards shuffled the same for a fair competition. Important Rules: -3 minutes total elapsed time -Pause or forcing app into the background will stop the timer. You have 60 minutes from the time your challenge begins to submit your score or you will forfeit. If you close the application you will forfeit any challenge you were in the middle of a turn on. Gameplay: -You will begin with 4 empty stacks with a score of 0 above each one -Below the column there is an entire deck of cards shuffled and turned upside down except one top card -Tap a row to place the top card in and the value of the card will be added into the selected column -A new top card will be flipped up to be placed in one of the four columns -The goal is to make as many 21's as possible to clear the columns -If you go over 21, the column will be Busted. You can only bust 3 times before the game is over -A black jack is a wild card and will clear any column -5 cards placed in one row that total under 21 will clear a column -You can get bonus points for streaks, clearing the board and for how quickly you complete the game -Undo button allows for the most recent move, along with any point gain or loss, to be reversed -The submit button allows for users to submit their score when they decide they have no more moves to make -Users at any point prior to the timer expiring, whether completing the game or submitting a score early, will receive a Time Bonus based on how many seconds remain and how much of the game is remaining This is the first release and we have more games and features to add to enhance your mobile experience! Welcome to XMANNA! ## Key features - Player vs player challenges - Score-based gameplay - Virtual currency for practice - Fair competition with shuffled cards - Time-based challenges - Bonus points for streaks and speed ## Recent user reviews (1 of 1) All indexed reviews: https://appshunter.io/ios/app/x21-jack/id1607483990/reviews.md ### 1/5 — Scam/fraud *2023-10-14* These people are thieves. I tried to deposit money and they took my money but never credited my account. ## Frequently asked questions about x21 Jack ### What is x21 Jack? x21 Jack is a competitive card game where players aim to achieve the highest score by clearing columns. It offers both free-to-play modes with virtual currency and cash gaming options. ### How does x21 Jack ensure fair play? Each challenge uses a random card generation, and all competing players in the same challenge receive the same shuffled deck, ensuring a fair competition. ### What are the rules for submitting a score in x21 Jack? You have 60 minutes from the start of a challenge to submit your score. Pausing or forcing the app into the background stops the timer. Closing the application during a turn will result in a forfeit. ### Can I practice x21 Jack before playing for real? Yes, you can play games for free using xCoins. These xCoins can be claimed for free in the Rewards Section and then wagered in the Play Section. ### What happens if I go over 21 in x21 Jack? If a column's total exceeds 21, it will be 'Busted'. You can only bust 3 times before the game ends. ### Are there any special cards in x21 Jack? Yes, a black jack acts as a wild card and can clear any column. Additionally, placing 5 cards in a row that total under 21 will also clear a column. ### Does x21 Jack offer bonus points? x21 Jack offers bonus points for streaks, clearing the entire board, and for completing the game quickly. A Time Bonus is also awarded based on remaining time and game progress. ### What platforms is x21 Jack available on? x21 Jack is available on iPhone, iPad, and iPod devices. ## Version history (last 1 release) ### 1.1.4 — 2022-11-14 No release notes. ## Apps similar to x21 Jack | App | Rating | Price | Category | | --- | --- | --- | --- | | [Heart Supreme Blackjack21](https://appshunter.io/ios/app/heart-supreme-blackjack21/id6444295933) | 4.4 (36) | Free | Games | | [Wonga Bingo](https://appshunter.io/ios/app/wonga-bingo/id1551758955) | — | Free | Games | | [Crazy 8s Cash](https://appshunter.io/ios/app/crazy-8s-cash/id6448079936) | 5.0 (6) | Free | Games | | [Spades Clash: Win Real Cash](https://appshunter.io/ios/app/spades-clash-win-real-cash/id6450912355) | 3.9 (16) | Free | Games | | [Rush To 21](https://appshunter.io/ios/app/rush-to-21/id1035427299) | 5.0 (5) | Free | Games | | [ELITE EYE QB](https://appshunter.io/ios/app/elite-eye-qb/id1587771713) | 5.0 (3) | Free | Games | ## More apps by xManna Software Technologies Inc. - [xSolitaire](https://appshunter.io/ios/app/xsolitaire/id1563363147) All apps by xManna Software Technologies Inc.: https://appshunter.io/developer/1563363149 --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-10.*