SudokuJ

SudokuJ allows you to play Sudoku using your computer. It focuses on providing a simple and intuitive interface, with the belief that concentrating on a grid of numbers for game-play shouldn't be a painful visual experience. It does not generate games, but you can easily enter games from other sources, and save the games to file. It has a simple, intuitive interface for playing the game and simple to keep track of possibilities/eliminations. It automatically determines basic possibilities for each square.

Requirements:

Java 6.0