Change Block Color - centered is a free puzzle game developed by cranberrygame for Android 9.0. The game's objective is to change the color of the centered block to match the color of the incoming block. The incoming block can be either black or white, and if it's black, the player must touch anywhere on the screen to change the color of the centered block. If the centered block collides with a block of the same color, the score will increase. However, if it collides with a block of a different color, the game will be over. The game features a global leaderboard where players can compare their scores.

The game's mechanics are simple and easy to understand, making it suitable for players of all ages. The graphics are basic but functional, and the sound effects add to the overall gaming experience. The game is addictive and challenging, and players will find themselves trying to beat their previous high scores. Overall, Change Block Color - centered is a fun and engaging puzzle game that is worth checking out.