Free download Comfortable Sudoku APK for Android, PC. Latest version is 1.0.2, update at September 30, 2015
Comfortable Sudoku version 1.0.2 is only one variant.
Sudoku is a logic-based,number-placement puzzle. The objective is to fill empty grid with digits so that each column, each row, and each of the nine 3×3 block that compose the...