HoDoKu is described as 'sudoku helper written in Java and available in English and German. Generate sudokus in five different and fully configurable difficulty levels. Solve them yourself (with help from HoDoKu's hint system) or let HoDoKu do it for you'. There are more than 25 games similar to HoDoKu for a variety of platforms, including Android, Windows, Android Tablet, iPad and iPhone. The best alternative is Simple Sudoku. It's not free, so if you're looking for a free alternative, you could try Open Sudoku or Sudoku Portable. Other HoDoKu like games are Yasminoku (Free Personal), USB Sudoku (Free, Open Source), Get Sudoku (Free, Open Source) and Sudoku Solver (Free).
The Sudoku puzzle game is so simplified with easy instructions transparent enough to understand that even the first timers get the zest of the game right away. The visuals are so neat and clean that it will keep you engaged for hours.
Sudoku (originally called Number Place) is a logic-based, combinatorial number-placement puzzle. The objective is to fill a 9x9 grid with digits so that each column, each row, and each of the nine 3x3 sub-grids that compose the grid contains all of the digits from 1 to 9.
Sudoku is a logic-based, combinatorial number-placement puzzle game. The objective is to fill a 9×9 grid with digits so that each column, each row, and each of the nine 3×3 sub-grids that compose the grid contains all of the digits from 1 to 9.
Crazy Sudoku provides thousands of Sudoku puzzles of all difficulty levels. It has an intuitive touch screen interface for solving easy puzzles as well as extremely challenging ones not found anywhere else.