LINE 數獨達人 is a free arcade game available on Android, featuring popular LINE FRIENDS characters such as 熊大, 兔兔, and 莎莉, who accompany players on their Sudoku journey. The game allows users to enjoy the classic puzzle by filling out a 9x9 grid with numbers from 1 to 9, adhering to Sudoku rules. Players can earn coins by completing tasks, which can be exchanged for useful LINE POINTS. The game also includes a note-taking feature for uncertain answers and a hint option for when players get stuck.

Regular events and a daily Sudoku challenge provide additional opportunities to earn extra rewards, including coins and trophies. With its simple controls, this game is perfect for those who enjoy casual gaming during commutes or breaks, making it an ideal choice for fans of LINE FRIENDS and Sudoku enthusiasts alike.