SUDOKU is a free puzzle game developed by Staple Games for Android devices running on version 9.0 or later. The game is designed to keep your mind active and sharp with its simple, modern design that removes distractions and helps you think clearly.

The objective of the game is to fill the 9x9 grid with digits so that each column, row, and 3x3 sub-grids contain each digit from 1 to 9. The game offers four levels of difficulty - easy, medium, hard, and expert - to suit players of all skill levels. Additionally, a daily challenge is available to test your skills and keep you engaged.

One of the unique features of SUDOKU is that numbers are removed when all 9 instances are placed, making the game more challenging and requiring players to think strategically. The game also allows players to store notes to track possible numbers and provides a hint feature to fill in a missing number when stuck.

Overall, SUDOKU is a great puzzle game for those looking for a modern twist on a classic puzzle game. Download it today for mind-challenging fun and track your progress with the game's statistics feature.