IMHO.

Single-player games like Sudoku Infinity

Below are 8 single-player Steam games similar to Sudoku Infinity, ranked by player overlap. Every pick carries Steam's Single-player category, so multiplayer-only titles or always-online games don't sneak in. imho.run pulls the category data from Steam directly — Single-player here matches what the store labels.

Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like Sudoku Infinity page.

Ranked picks

  1. 1
    MASUKU — Steam game cover

    MASUKU

    Single-player alternative to Sudoku Infinity — playable solo, no multiplayer required. Shares Strategy and Indie with Sudoku Infinity.

    An abstract strategy game for 1–4 players. Place, rotate, and flip cards to reveal colours and symbols that match shifting scoring goals. Smart positioning and a bit of luck decide who reaches 50 points first

    2026StrategyIndieCasual4.49 USDSingle-playerSimilar games →
  2. 2
    Hexograph — Steam game cover

    Hexograph

    Single-player alternative to Sudoku Infinity — playable solo, no multiplayer required. Shares Strategy and Indie with Sudoku Infinity.

    Hexograph is a hexagonal twist on nonogram puzzles. Use logic to solve handcrafted multi-color grids, read clues across three directions, untangle special hint rules, and reveal colorful hidden pictures.

    2026StrategyIndieCasualSingle-playerSimilar games →
  3. 3
    Paper Flags — Steam game cover

    Paper Flags

    Single-player alternative to Sudoku Infinity — playable solo, no multiplayer required. Shares Strategy and Indie with Sudoku Infinity.

    A two-player abstract strategy game on a 9×9 board. Fold your pieces to advance diagonally. Unfold them into flags — moving like rooks across rank and file. Plant three flags on your opponent's back row, or cut their forces to three.

    2026StrategyIndieCasualSingle-playerSimilar games →
  4. 4
    Sudoku Minimalist Infinite — Steam game cover

    Sudoku Minimalist Infinite

    Single-player alternative to Sudoku Infinity — playable solo, no multiplayer required. Shares Strategy and Indie with Sudoku Infinity.

    Classic Sudoku distraction-free. Just you and the game.

    2022StrategyIndieCasual1.99 USDSingle-playerSimilar games →
  5. 5
    Hexzen — Steam game cover

    Hexzen

    Single-player alternative to Sudoku Infinity — playable solo, no multiplayer required. Shares Strategy and Indie with Sudoku Infinity.

    A hexagonal logic puzzle game set against shifting skies. Use logic alone to read the clues and clear each board. Master a handcrafted campaign, enjoy infinite custom puzzles, and shape your own challenges with the built-in level editor.

    2026StrategyIndieCasualSingle-playerSimilar games →
  6. 6
    To Be Connected — Steam game cover

    To Be Connected

    Single-player alternative to Sudoku Infinity — playable solo, no multiplayer required. Shares Strategy and Indie with Sudoku Infinity.

    To Be Connected is a relaxing, minimalist puzzle/strategy game where you shape the land, complete clusters to earn stations, and connect them with railways across a harmonious landscape. Build a world that expands forever, or try recreate real-world railway networks.

    2026StrategyIndieSimulationSingle-playerSimilar games →
  7. 7
    UwUbUwU — Steam game cover

    UwUbUwU

    Single-player alternative to Sudoku Infinity — playable solo, no multiplayer required. Shares Strategy and Indie with Sudoku Infinity.

    UwUbUwU is a small cozy puzzle game based on a simple idea: What if you took classic Snake but inverted the goal and made it so you have to form a loop by eating your own tail.

    2026StrategyIndieCasualSingle-playerSimilar games →
  8. 8
    HEXA-WORLD-3D — Steam game cover

    HEXA-WORLD-3D

    Single-player alternative to Sudoku Infinity — playable solo, no multiplayer required. Shares Strategy and Indie with Sudoku Infinity.

    HEXA WORLD 3D is an atmospheric 3D hex-puzzle game with chain reactions, XP progression, tactical boosters, and three game modes: Level, Infinity, and Competitive. Build combinations, unlock maps and tile skins, set new records, and play at your own pace.

    2025StrategyIndieCasual6.99 USDSingle-playerSimilar games →