The Sudoku+ home screen: today’s daily puzzles in a row of cards, then the free packs for Sudoku, Killer, Butterfly and Mini, each showing how many of its 50 puzzles are done.

The home screen: today’s puzzles, then your packs.

In the app

Built around the way you solve.

Stats track every variant: puzzles solved, total time and your best streak, plus current and longest streaks and best times from Easy to Extreme.

  • Notes

    Pencil in the digits a square could hold before you commit to one.

  • Mistake limit

    Each wrong digit is a strike. Three by default, and you choose the limit.

  • Undo and erase

    Take back a move or clear a square whenever you like.

  • Timer and sound

    Race the clock or hide it, and switch sound effects on or off.

  • Sync

    Sign in and your progress follows you to your other devices.

The Daily tab

One of each, every day.

Each day the app sets a new Classic, Killer, Butterfly and Mini puzzle. Solve one and its streak grows by a day, with the week marked off beside it.

  • Sudoku

    Medium

    Classic 9×9. Fill every row, column and box with 1 to 9.

    1 day streak

  • Killer Sudoku

    Medium

    No given digits. Cages show the sum of their cells.

    5 day streak

  • Butterfly Sudoku

    Medium

    Four interlocking 9×9 grids on a 12×12 board.

    0 day streak

  • Mini Sudoku

    Medium

    A quicker 6×6 version, perfect for a short break.

    7 day streak

Streaks shown are examples.

Choose your kind of Sudoku.

Classic, Killer, Butterfly and Mini, in one app for iPhone.

Try a puzzle