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App description: 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

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

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

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.

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!

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!

Please contact us at contact@bitfreegames.com
11-27-2017, 10:22 PM
Good game, great developers 🙂
11-28-2017, 04:10 AM
Senior Member [Original Poster]
Joined: Aug 2014
Location: Berlin Germany
Posts: 319
Yes that's true. I was very surprised how much fun you have and how good the game is.
11-28-2017, 01:12 PM
Thanks for playing the game! We're working on customizable themes next (blackjack theme and bright gold theme). And here's a preview of how the game plays for those interested, Endless & Puzzle Mode:

Last edited by BitFreeGames; 11-28-2017 at 01:40 PM.
11-28-2017, 01:22 PM
Looks awesome! free with no IAP?