21 Black at App Store analyse

App power index: 176 (based on ranks around App Stores today)
Games Card Puzzle
Developer: Bit Free Games
Price: 0 free
Current version: 1.0.1, last update: 4 years ago
First release : 21 Nov 2017
App size: 48.3 Mb
4.2 ( 112 ratings )
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Estimation application downloads and cost

> 3.87k
Monthly downloads
~ $ 1.58k
Estimation App Cost


21 Black is a challenging puzzle game that mixes solitaire and blackjack. Your goal is simple: merge the cards to make 21. How far will you get?

21 Black Features

SIMPLE GAMEPLAY
Swipe to merge the cards horizontally or vertically, different numbers add up while identical numbers stay the same. Get to 21 and win!

ENDLESS MODE
Relax in endless mode and see how many 21s can you make

PUZZLE MODE
Choose from multiple puzzle sizes and collapse the entire board into a single 21. Perfect for training your brain to recognize patterns and build new strategies.

SHARE + DISCOVER
Played a cool puzzle? Share it with your friends and the world! Or scan puzzles others have discovered with the built in puzzle camera scanner!

NO STRESS
Unlimited free hints and no time limits means you can relax and get into a flow

100% FREE
Thats right, everything is unlocked and there is nothing to purchase

Fun and addicting gameplay thats guaranteed to test and train your brain in new ways!

Questions?
Please contact us at [email protected]
Read more
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Available in countries
Country Price
Canada free
China free
France free
Germany free
Italy free
Netherlands free
Portugal free
Spain free
UK free
India free
Japan free
Korea, Republic Of free
Poland free
Russia free
Turkey free
USA free
Korea, Republic Of free
Ukraine free
Available for devices
iPad2Wifi, iPad23G, iPhone4S, iPadThirdGen, iPadThirdGen4G, iPhone5, iPodTouchFifthGen, iPadFourthGen, iPadFourthGen4G, iPadMini, iPadMini4G, iPhone5c, iPhone5s, iPadAir, iPadAirCellular, iPadMiniRetina, iPadMiniRetinaCellular, iPhone6, iPhone6Plus, iPadAir2, iPadAir2Cellular, iPadMini3, iPadMini3Cellular, iPodTouchSixthGen, iPhone6s, iPhone6sPlus, iPadMini4, iPadMini4Cellular, iPadPro, iPadProCellular, iPadPro97, iPadPro97Cellular, iPhoneSE, iPhone7, iPhone7Plus, iPad611, iPad612, iPad71, iPad72, iPad73, iPad74, iPhone8, iPhone8Plus, iPhoneX, iPad75, iPad76, iPhoneXS, iPhoneXSMax, iPhoneXR, iPad812, iPad834, iPad856, iPad878, iPadMini5, iPadMini5Cellular, iPadAir3, iPadAir3Cellular, iPodTouchSeventhGen, iPhone11, iPhone11Pro, iPadSeventhGen, iPadSeventhGenCellular, iPhone11ProMax, iPhoneSESecondGen, iPadProSecondGen, iPadProSecondGenCellular, iPadProFourthGen, iPadProFourthGenCellular,