Sudoku: Classic & Variants

Play classic Sudoku offline and discover new ways to solve each grid. Choose your difficulty, make notes and pick up your puzzle whenever you like.

Six variants to explore
• Classic: traditional 9×9 Sudoku.
• Mini: smaller 4×4 and 6×6 grids.
• X: the diagonals are part of the challenge too.
• Jigsaw: solve grids with irregular regions.
• Killer: combine Sudoku logic with sums in each cage.
• Samurai: take on five connected grids.

Play at your own pace
Choose Easy, Medium, Hard or Expert, depending on the variant. Mini offers Easy, Medium and Hard. Use notes and colored marks to organize your reasoning, undo moves and resume saved puzzles. In solo play, use hints when you need them.

A new challenge every day
Take on daily Sudoku challenges and track your results. Want to share the challenge? Invite friends to solve the same puzzle, each on their own board.

Follow your progress
Check your history, statistics and personal trophies as you explore all six variants.

Sudoku by TurnArena. Solo puzzles work offline. Daily challenges and games with other people require internet access. On Android, an account is created automatically when you first connect; link a sign-in method to make account recovery easier.