Sudoku 9x9 - Free Online Sudoku Puzzles
Play free online Sudoku puzzles on our featured Sudoku game interface. Learn Sudoku solving techniques through numerous examples with our smart Sudoku solver.
Sudoku 9x9 - Extremely Hard Sudoku Puzzles for Experts
Play free online (extremely hard) Sudoku puzzles on our featured Sudoku game interface. You can fill in candidates, highlight cells, undo or redo steps, check mistakes, and more, so that you can apply the logic to solve the puzzles more conveniently.
Sudoku 9x9 - Free Online Sudoku Puzzles (Intermediate)
Play free online (intermediate) Sudoku puzzles on our featured Sudoku game interface. You can fill in candidates, highlight cells, undo or redo steps, check mistakes, and more.
Sudoku 9x9 (Classic Desktop Version)
Classic Desktop Version - Play free online Sudoku puzzles with keyboard and mouse. Interface is featured with pencil marks, background highlights, undo-redo functions and more.
Free Daily Sudoku Puzzles
Free daily Sudoku puzzles of varying difficulties. Play Sudoku game every day to exercise our brains.
Sudoku 9x9 - Free Online Sudoku Puzzles (Easy)
Play free online (easy) Sudoku puzzles on our featured Sudoku game interface. You can fill in candidates, highlight cells, undo or redo steps, check mistakes, and more.
Blank Grid - Play Your Own Sudoku Puzzles
Blank grid - Play your own Sudoku puzzles on our online Sudoku game interface with various features such as pencil marks, one key filling all candidates, background highlights, undo/redo functions and more.
Sudoku Solver - Solve Your Puzzles Step by Step
This online Sudoku solver is unique on the web. It not only gives the solution to each valid Sudoku puzzle instantly, but also explains the techniques and logic behind each step and how the digit to be filled in each empty cell is determined.
Sudoku 9x9 (Classic Desktop Version) - Extremely Hard Sudoku …
Play extremely hard Sudoku puzzles on your desktop computer with keyboard and mouse.
Sudoku 9x9 - Free Online Sudoku Puzzles (Very Hard)
Play free online (very hard) Sudoku puzzles on our featured Sudoku game interface. You can fill in candidates, highlight cells, undo or redo steps, check mistakes, and more.