Enjoy the Free Sudoku Puzzle Game, Brain Games for people who are a fresh start and advanced! Thousands of Sudoku Puzzles Game to play and solve. Download and start the Daily Challenge! The Sudoku - Brain Games has many different Sudoku puzzles and contained four different levels such as Easy, Medium, Difficult, and Expert to help you to choose the appropriate level for you! There are easy levels of daily Sudoku puzzles to train your brain and Medium or hard Sudoku levels are also waiting for you. The game has the functions that to add or remove notes by turning on the memo during gameplay. Did you make a mistake? Of course, there are undo and hints functions! Don't give up!! -Highlights- 9*9 & 3*2 blocks: 9x9 and 3*2 grids with simple design Easy, Medium, Hard, and Expert: Four perfectly balanced difficulty levels: -Features- Note Mode: Turn on the note mode to take notes like a piece of paper. The memo is automatically updated itself while you fill in the block Auto-Check...