Sudoku: Classic and Variations lets you play different variations of the classic game in a single app. The game has different difficulty levels, including easy, medium and hard.

For those of you who are not yet familiar with Sudoku, it is a logic puzzle game where you have to fill a square with numbers in order to find the target numbers. It is extremely popular in many countries, and you can find it online or in print. This app will help you to train your brain, as Sudoku is a logic game that requires great concentration and fast processing.

This game has beautiful graphics and simple gameplay, so it is very easy to play and learn even if you are a beginner.