Like the iPod version, EA’s Sudoku for iPhone offers gorgeous graphics—along with the same lengthy launch and screen-transition times—and 10,000 unique games spanning five difficulty levels ...

Volcano Entertainment’s Sudoku is a big app, providing more than 15,000 puzzles for you to complete across eight difficulty levels. It boasts several sudoku variations, such as squiggly, X, and ...

Good Sudoku has a hint system powered by an AI that shows you the next most logical move and also gives brief lessons on high-level sudoku techniques in a way that’s easy to grasp.

Not since the Rubik's Cube of 1980 has a puzzle been this hot. From its mind-teasers have sprung clubs, competitions, computer-games and a cult-like following.

Play the New York Post’s daily medium-level Sudoku puzzle online. See if you can fill in each square with a number 1-9, without repeating any number within each column or row.

Volcano Entertainment’s Sudoku app is a comprehensive platform offering over 15,000 puzzles spread across eight difficulty levels. It features a variety of sudoku types, including squiggly, X ...

Sudoku creators (working with computers) pride themselves on making puzzles where guesswork isn't needed. When a candidate number appears in only one row or column of a 3-by-3 block, it must go in ...

Play the New York Post’s daily hard-level Sudoku puzzle online. See if you can fill in each square with a number 1-9, without repeating any number within each column or row.