Sudoku & Killer: SudoKoi app icon

Apps Like Sudoku & Killer: SudoKoi for iPhone and iPad

Play , track progress, solve puzzles

Play with five difficulty levels and support for nine simultaneous games. Use note-taking, candidate tracking, and highlights to solve puzzles. No ads or distractions. Lock puzzles for later and sync progress across devices.

by Fabian Zwick★ 4.862 ratingsGamesFreeData updated 2026-09-28

Sudoku & Killer: SudoKoi screenshots

Ranked alternatives

Showing 1–20 of 1,000 ranked alternatives.

  1. Pure Sudoku: The Logic Game app icon

    Pure Sudoku: The Logic Game

    the binary family GmbH

    Solve puzzles and track progress

    Solve Sudoku puzzles with 6 difficulty levels. Edit numbers, highlight clues, and track progress. Undo moves and check for errors. Sync puzzles across devices.

    ★ 4.71,210 ratingsGamesFreeData updated 2026-09-08
  1. Sudoku Classic No Ads app icon

    Sudoku Classic No Ads

    Stefan Hoppe

    Solve puzzles and explore artworks

    Solve puzzles set in museum environments featuring artwork by Klee, van Gogh, Matisse, and others. Complete puzzles to reveal artwork details. Access level 1 for free; higher levels require upgrade. No ads.

    ★ 4.42,789 ratingsGamesFreeData updated 2026-10-08
  2. Sudoku by Staple Games app icon

    Sudoku by Staple Games

    Staple Games, LLC

    Play and solve puzzles

    Solve puzzles by filling 9×9 grids with digits 1-9. Choose from four difficulty levels. Store notes for possible numbers. Use hints to fill missing digits. Complete daily challenges. Clear grids when all numbers are placed.

    ★ 4.898,411 ratingsGamesFreeData updated 2026-09-06
  3. Sudoku Master! app icon

    Sudoku Master!

    ARETIS LIMITED

    Play , solve puzzles, track progress

    Solve puzzles with varying difficulty levels. Select grid size and number of hints. Track progress and restart puzzles. Share completed grids via social media. Adjust themes for visual preferences.

    ★ 4.956,551 ratingsGamesFreeData updated 2026-09-06
  4. Sudoku・ app icon

    Sudoku・

    Optime Software LLC

    Feudal Japan Sudoku puzzle game

    The app offers five difficulty levels and 3,000 puzzles. It includes dual keypad entry, optional smart notes, and an optional error checker to assist players.

    ★ 4.610,899 ratingsGamesFreeData updated 2026-09-16
  5. Sudoku.com - Number Games app icon

    Sudoku.com - Number Games

    Easybrain Ltd

    Play sudoku and solve puzzles

    Solve sudoku puzzles with varying difficulty levels. Input numbers manually or use pencil marks. Track progress across multiple . Access hints and undo moves. Share completed puzzles via social media.

    ★ 4.81,861,909 ratingsGamesFreeData updated 2026-10-10
  6. Sudoku Epic app icon

    Sudoku Epic

    Kristanix AS

    Play , Wordoku, and Killer puzzles

    Play in five different modes: 9x9, 6x6, Wordoku, Killer , and daily challenges. Solve puzzles with numbers or letters. Track progress and set difficulty levels. Share completed puzzles.

    ★ 4.8411 ratingsGamesFreeData updated 2026-09-08
  7. Paper Sudoku app icon

    Paper Sudoku

    Tobeas Brennan

    Play puzzles, fill notes, solve grids

    Play with pencil and interface. Use Apple Pencil for writing and erasing. Auto-fill notes on demand. Solve puzzles with interactive solver mode. Add pencil marks and highlights. Check for errors with one click.

    ★ 4.91,123 ratingsGamesFreeData updated 2026-09-06
  8. Sudoku ′ app icon

    Sudoku ′

    Mind The Frog, Inc.

    Play puzzles anytime, anywhere

    Solve puzzles with 6 difficulty levels and unlimited grids. Track progress with daily challenges. Undo and redo moves. Manage 10 grids simultaneously. Adjust music playback without interruptions. Sync puzzles across devices.

    ★ 4.738,452 ratingsGamesFreeData updated 2026-09-08
  9. ▻Sudoku - Classic Brain Game app icon

    ▻Sudoku - Classic Brain Game

    PeopleFun CG, LLC

    Play Sudoku with leaderboards and points

    Sudoku allows users to play puzzles with adjustable difficulty levels. Track scores using a point system based on number values and solving speed. Compete on online leaderboards. Access thousands of free puzzles.

    ★ 4.8660,384 ratingsGamesFreeData updated 2026-09-08
  10. Sudoku ′ No ads app icon

    Sudoku ′ No ads

    Mind The Frog, Inc.

    Play with no distractions

    Solve puzzles with 6 difficulty levels from easy to diabolical. Access unlimited grids offline or online. Complete daily challenges. Use undo/redo features. Track 10 concurrent games. Adjust settings for music playback.

    ★ 4.828,811 ratingsGames$1.99Data updated 2026-09-08
  11. Sudoku· Classic Puzzle Games app icon

    Sudoku· Classic Puzzle Games

    Block Puzzle Games Inc.

    Play Sudoku puzzles anytime

    Solve Sudoku puzzles with adjustable difficulty levels. Track progress and statistics. Access hints and undo moves. Play offline and sync across devices. Share completed puzzles. Customize board appearance.

    ★ 4.764,262 ratingsGamesFreeData updated 2026-09-15
  12. Sudoku Puzzle World app icon

    Sudoku Puzzle World

    NewsLeap, LLC

    Play Sudoku with stunning visuals

    Play Sudoku with puzzles of varying difficulty: easy, medium, hard, and expert. Solve grids with hints and track progress through game center achievements and leaderboards. Share scores and compete globally. Export puzzles and customize backgrounds.

    ★ 4.819,767 ratingsGamesFreeData updated 2026-09-09
  13. Sudoku - Classic Sudoku Games app icon

    Sudoku - Classic Sudoku Games

    勇 殷

    Play , get hints, track progress

    Play with puzzles of varying difficulty levels. Use hints, notes, and auto-check features. Complete puzzles without assistance. Track progress across multiple difficulty settings.

    ★ 4.820,688 ratingsGamesFreeData updated 2026-09-13
  14. Sudoku Solver: Hint or Solve app icon

    Sudoku Solver: Hint or Solve

    Daniel Anderson

    Puzzles and print them

    Allows users to input puzzles via image or keypad. Features include solving entire puzzles or individual numbers, creating and printing puzzles, and erasing last entry by shaking.

    ★ 4.61,836 ratingsUtilitiesFreeData updated 2026-09-08
  15. Sudoku Master: Number Puzzle app icon

    Sudoku Master: Number Puzzle

    MALPA GAMES LTD

    Solve puzzles, track progress, play offline

    Solve puzzles with adjustable difficulty levels and multiple grid formats. Use advanced solving tools and track progress over time. Play fully offline and access handcrafted puzzles without internet connection.

    ★ 4.715,843 ratingsGamesFreeData updated 2026-09-06
  16. Sudoku Now! app icon

    Sudoku Now!

    GRAND LINE TECHNOLOGY LIMITED

    Play puzzles daily

    Solve puzzles with five difficulty levels: Easy, Medium, Hard, Expert, and Master. Customize grid size and pencil marks. Track progress and restart puzzles. Play offline without internet connection.

    ★ 4.89,538 ratingsGamesFreeData updated 2026-09-06

How we rank alternatives

Apps are ranked by functional similarity, category fit, rating confidence, and popularity.