Sudoku Master

This Sudoku app is created to provide the pure enjoyment of solving Sudoku. This app doesn't do anything that doesn't need to be done like autofill. Even easy levels are not that easy compared with other apps. There are no trivial levels. Extreme levels are really difficult. Hint feature doesn't give you direct answer. That tell you a cell you should pay your attention to. -Infinite Undo & Redo -Infinite Levels -Big buttons and numbers -Memo for possibles -Continue from previous progress