One Thru Nine (Full)

One Thru Nine (Full) is the paid version of the puzzle game One Thru Nine. Fill a 9x9 grid with digits from 1 to 9 so that every column, row and block has unique numbers. Easy gameplay: select a number to place on the grid then select a cell. Or double-tap on a number then a cell to place markers. Select puzzles with different degrees of difficulty: from easy to mental!