Block Puzzle 9x9 is a simple and fun puzzle game that challenges your ability to strategize and think ahead. The game is available for free on the Android platform and is developed by PolarBear Interactive.

The game is easy to understand with a simple rule: place blocks onto the board to make full rows or columns of nine. Once you complete a full row or column, it will be cleared, and you will receive a bonus score. However, if the board cannot be filled, the game ends. To score more points, try to remove many lines at once or gather many stars at once.

The game offers multiple modes, including normal, hard, expert, and master. Once you reach 5000 points in normal mode, you can proceed to hard mode. Similarly, you can progress from hard to expert and expert to master by reaching 7500 points andpoints, respectively.

Overall, Block Puzzle 9x9 is a great puzzle game that challenges your problem-solving skills and keeps you engaged for hours. It's a must-try for anyone who enjoys puzzle games.