Sudoku is the most popular logic-based numbers game. The aim of the game is to place 1 to 9 into each grid cell so that each number can only appear once in each row, each column and each mini-grid. ★Completely free ★12000+ free puzzles to solve and play ★With 4 difficulty levels for both beginner and stronger players. ★Simple interface ★helps keep your brain sharp What are you waiting for? Download Sudoku World Cup! android:https://play.google.com/store/apps/details?id=com.SmallFactory.ProjectSudoku 1+1 Pic:Guess the Word:https://itunes.apple.com/tw/app/1+1-pics-guess-the-word/id946749685?mt=8