IMHO.

Single-player games like Lines On Sides

Below are 9 single-player Steam games similar to Lines On Sides, 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 Lines On Sides page.

Ranked picks

  1. 1
    Congruence — Steam game cover

    Congruence

    Single-player alternative to Lines On Sides — playable solo, no multiplayer required. Shares Indie and Casual with Lines On Sides.

    A simple, yet difficult puzzle game. Manipulate two pairs of pentominoes to form combined shapes with the same outline. There are 513 different solutions.

    2025StrategyIndieCasual1.99 USDSingle-playerSimilar games →
  2. 2
    Dungeon Color — Steam game cover

    Dungeon Color

    Single-player alternative to Lines On Sides — playable solo, no multiplayer required. Shares Casual with Lines On Sides.

    Dungeon Color is a top-down puzzle game, where you switch between flames in order to achieve the rainbow flame in each room. Interact with special obstacles and melt your brain to find the exit. Cute, colorful, hard, fun.

    2021Casual3.99 USDSingle-playerSimilar games →
  3. 3
    The Answer Is 42 — Steam game cover

    The Answer Is 42

    Single-player alternative to Lines On Sides — playable solo, no multiplayer required. Shares Indie and Casual with Lines On Sides.

    The answer to life, the universe, and everything. Connect the numbers. Fill the board. You will find out.

    2019IndieCasual1.39 USDDeck VerifiedSingle-playerSimilar games →
  4. 4
    Strange Jigsaws — Steam game cover

    Strange Jigsaws

    Single-player alternative to Lines On Sides — playable solo, no multiplayer required. Shares Indie and Casual with Lines On Sides.

    A game of strange jigsaws.

    2025IndieAdventureCasual4.99 USDDeck PlayableSingle-playerSimilar games →
  5. 5
    Sokobond — Steam game cover

    Sokobond

    Single-player alternative to Lines On Sides — playable solo, no multiplayer required. Shares Indie with Lines On Sides.

    Sokobond is an elegantly designed puzzle game about chemistry. It's logical, minimalist, and beautiful - crafted with love and science.

    2014Indie14.99 USDDeck PlayableSingle-playerSimilar games →
  6. 6
    Please Fix The Road — Steam game cover

    Please Fix The Road

    Single-player alternative to Lines On Sides — playable solo, no multiplayer required. Shares Indie and Casual with Lines On Sides.

    Please Fix The Road is a colorful, minimalistic, laid-back and casual puzzle game in which it's probably not hard to guess... you're fixing roads! Your road repair doesn't have to be beautiful, it just needs to get the job done! Your mom will like this game too!

    2022IndieSimulationCasual9.99 USDDeck VerifiedSingle-playerSimilar games →
  7. 7
    Rubek — Steam game cover

    Rubek

    Single-player alternative to Lines On Sides — playable solo, no multiplayer required. Shares Indie and Casual with Lines On Sides.

    Roll and match colors in this mind bending puzzle.

    2016IndieCasual2.99 USDSingle-playerSimilar games →
  8. 8
    Linelith — Steam game cover

    Linelith

    Single-player alternative to Lines On Sides — playable solo, no multiplayer required. Shares Indie and Casual with Lines On Sides.

    Solve puzzles embedded in rocks and crystals as you explore a colorful, serene alien asteroid. Discover a few clever twists as you progress in this short and sweet puzzle experience.

    2022StrategyIndieCasual2.99 USDDeck PlayableSingle-playerSimilar games →
  9. 9
    Unmurk — Steam game cover

    Unmurk

    Single-player alternative to Lines On Sides — playable solo, no multiplayer required. Shares Casual with Lines On Sides.

    A minimalist puzzle game. You only see the outer edges of the puzzle pieces in a voxel object. Put the puzzle pieces into place to reveal the hidden voxel object and watch it come to life.

    2026Casual8.99 USDSingle-playerSimilar games →