Andoku Sudoku 2 Free is a comprehensive sudoku puzzle game that offers an intuitive user interface for both beginners and professionals. The game includes six different sudoku variations and eight levels of difficulty, providing a total of 10,000 puzzles to solve. All puzzles have a unique solution that can be discovered without guessing, making it a great game for those who enjoy a challenge without the frustration of dead ends.

This sudoku game offers a range of key features such as autosave, pencil marks, several input modes, unlimited undo and redo, portrait and landscape mode, and supports both phones and tablets. The game can be configured to offer as much or as little assistance as you like, including automatic error checking, automatic pencil mark removal, and highlighting to reveal patterns. The free version is supported by ads.