Challenge your mind with a complex puzzle!
Main Features of XXI: 21 Puzzle Game
Game Goal:
XXI is a puzzle that challenges the player with a relatively simple task, adding 21 points in all numerical sequences, either horizontally or vertically.
How to Play:
Over 200 levels, the player will find numbered gems and have to arrange them so that the sum of the numbers that appear in each column is the number 21.
Game Options:
The game has an overall leaderboard recognizing players who get the best scores.
Graphics:
The simple interface features fluid animations and allows the player to focus on solving puzzles.
Sound:
Just a few soft sound effects which help the player to stay focused during the game.
Controls:
The controls are simple, the player must click on the jewel that needs to move and drag it to the desired location.
Languages:
English.
Platform:
Android phones and tablets.
Size:
11 MB
Operating System:
Android
Developer:
Recommendations:
Recommended for families.
Price:
No in-app purchases. Free
Installation requirements:
A minimum of 11 MB of free memory space and Android 4.0 or higher.
Download options:
APK, Google Play
Developer´s description
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POSITIVE about XXI: 21 Puzzle Game
Doesn't require much memory space.
The game is very catchy and addictive.
A very rewarding game; it makes you think to solve each level.
NEGATIVE about XXI: 21 Puzzle Game
Not compatible with Android OS under 4.0.
