21 Black
Brain training puzzle game
Free
1.0.1for iPhone, iPad and more
Age Rating
21 Black Screenshots
About 21 Black
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 21's 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 other's 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
That's right, everything is unlocked and there is nothing to purchase
Fun and addicting gameplay that's guaranteed to test and train your brain in new ways!
Questions?
Please contact us at contact@bitfreegames.com
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 21's 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 other's 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
That's right, everything is unlocked and there is nothing to purchase
Fun and addicting gameplay that's guaranteed to test and train your brain in new ways!
Questions?
Please contact us at contact@bitfreegames.com
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What's New in the Latest Version 1.0.1
Last updated on Feb 17, 2019
Old Versions
+Bug fixes
Show More
Version History
1.0.1
Feb 17, 2019
+Bug fixes
1.0.0
Nov 21, 2017
21 Black FAQ
Click here to learn how to download 21 Black in restricted country or region.
Check the following list to see the minimum requirements of 21 Black.
iPhone
Requires iOS 8.0 or later.
iPad
Requires iPadOS 8.0 or later.
iPod touch
Requires iOS 8.0 or later.
21 Black supports English