STutor app icon

Apps Like STutor for iPhone and iPad

Advance Sudoku solving skills now.

The app offers three levels of hints for users solving Sudoku puzzles. It solves puzzles using five strategies in a logical sequence, with details available on help screens.

by Robert Carlson★ 5.01 ratingsGames$0.99Data updated 2026-10-20

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Ranked alternatives

Showing 261–280 of 1,000 ranked alternatives.

  1. Five-O Puzzle Pro app icon

    Five-O Puzzle Pro

    Curt Stein

    Arrange tiles to match number sequences

    Solve numerical puzzles by arranging tiles on a grid to create sequences divisible by . Adjust tile positions to match constraints. Access 100 puzzles with varying difficulty levels. Track progress through completed puzzles.

    ★ 4.757 ratingsGamesFreeData updated 2026-09-09
  1. 9 digits - sudoku variations app icon

    9 digits - sudoku variations

    Marcus Wagner

    Logic games with thousands of puzzles.

    The app offers four logic games: Sudoku, Killer Sudoku, MathDoku, and X-Sudoku, with thousands of puzzles. It provides helpers and step-by-step hints to guide users through puzzles and teach solution strategies.

    ★ 5.017 ratingsGamesFreeData updated 2026-09-19
  2. Guriddo: Stradoku Number Game app icon

    Guriddo: Stradoku Number Game

    Simon Schuster

    Play puzzles, solve grids, track progress

    Solve logic-based puzzles on a 9x9 grid. Fill cells with numbers 1-9 following row, column, and region rules. Complete daily challenges and track progress. Share solutions and view hints when stuck.

    ★ 4.844 ratingsGamesFreeData updated 2026-09-06
  3. Sudoku Space app icon

    Sudoku Space

    elias sleiman

    Play thousands of Sudoku puzzles.

    The app offers thousands of Sudoku puzzles with unique solutions. Users can solve puzzles or have the app solve them.

    ★ 5.02 ratingsGamesFreeData updated 2026-10-08
  4. Sudoku X4U app icon

    Sudoku X4U

    Magnolia Heights Research and Development.

    Four Sudoku games in one.

    The app offers four Sudoku variations including classic, Jigsaw, and X-Sudoku puzzles. It provides six difficulty levels and an album system for saving puzzles.

    ★ 4.732 ratingsGamesFreeData updated 2026-09-24
  5. #Sevenns app icon

    #Sevenns

    Commuter Games Limited

    Solve puzzles with seven tiles

    Solve puzzles by placing seven tiles into three overlapping ellipses. Each ellipse has a rule that determines where tiles can go. Place one tile per region to satisfy all rules. Track progress and complete challenges.

    ★ 5.01 ratingsGamesFreeData updated 2026-09-06
  6. Marple app icon

    Marple

    Mikko Kankainen

    Logic and deduction game of tiles.

    The app is a logic and deduction game played on a 4x5 grid of tiles. Players use clues like "In between", "Left of", "Same column", and "Next to" to determine the correct tile order through elimination.

    ★ 4.850 ratingsGamesFreeData updated 2026-09-10

How we rank alternatives

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