Sudoku＋

Sudoku is a great fun for people of all ages. Exercise your brain where ever you go with Sudoku puzzle game with 6 levels of difficulties beginner, easy, medium, hard, expert and master. It's a perfect game for a break or when you're waiting for the bus.
Every Sudoku puzzle has a unique solution that can be reached logically without guessing. Fill in the grid such that every row, column and 3x3 box contains all of the numbers from 1 to 9. While solving it’s good to keep in mind that a number cannot appear more than once in a given row, column or 3x3 box. Challenge your Sudoku solving skills with our hard Sudoku puzzles!
Features
• 3 grid types.
• 6 perfectly balanced levels of difficulty.
• Statistics - Track your progress for each difficulty level.
• Unlimited undos.
• Pencil mode - Turn on/ off pencil mode as you like.
• Auto-save.
• Mistakes mode.
• Error checking.
• Custom fonts.
• Global leaderboard.