Sudoku Quest - Version 1.0 Sudoku Quest – The brain bendingly addictive new puzzle game that has taken the world by storm. Choose from four levels of difficulty that will cater for beginners as well as Sudoku masters. There are hints for players who need help solving a board, and a range of elemental themes for those who want to customise there game. So if you like addictive puzzle games that need skill and logic to complete, then Sudoku Quest is for you.