IMHO.

Single-player games like Shape Theory

Below are 9 single-player Steam games similar to Shape Theory, 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 Shape Theory page.

Ranked picks

  1. 1
    Snakeloop — Steam game cover

    Snakeloop

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

    Snakeloop is a challenging 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.

    2025StrategyIndieCasual4.99 USDSingle-playerSimilar games →
  2. 2
    CLONY — Steam game cover

    CLONY

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

    CLONY is a gravity-defying Sokoban-style 2D puzzle game. Players can create clones above their own heads, and all clones move in the same direction. The game is cleared when all yellow buttons are pressed at the same time. Test your own puzzle skills with these minimalistic puzzles.

    2024StrategyIndieCasual2.99 USDSingle-playerSimilar games →
  3. 3
    Roll On Dice — Steam game cover

    Roll On Dice

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

    Roll On Dice is a puzzle game where you have to roll on other dice! Learn your own dice, to determine if your top face number will be superior or equal to the one that you are rolling on, otherwise you will break your own…

    2022StrategyIndieCasual4.99 USDSingle-playerSimilar games →
  4. 4
    Egress: Gravity & Escape — Steam game cover

    Egress: Gravity & Escape

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

    A box full of blocks and bubbles. One door. Rotate to empty it — in as few turns as possible.

    2026StrategyIndieCasual1.99 USDSingle-playerSimilar games →
  5. 5
    Knight Swap — Steam game cover

    Knight Swap

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

    One chess piece, the mighty knight. One simple concept: exchange the knights from one colored square to another. One hundred hand-crafted levels in a beautiful minimalist set. Can you swap the knights?

    2019StrategyIndieCasual0.99 USDSingle-playerSimilar games →
  6. 6
    Jelly Is Sticky — Steam game cover

    Jelly Is Sticky

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

    Explore a world of colorful jelly blocks that can be deformed and stuck together. Use them in surprising, unexpected ways to build clever contraptions and solve delightful puzzles.

    2022StrategyIndieCasual5.99 USDSingle-playerSimilar games →
  7. 7
    Patrick's Parabox — Steam game cover

    Patrick's Parabox

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

    A mind-bending recursive puzzle game about boxes within boxes within boxes within boxes. Learn to use infinity to your advantage as you explore a deep and elegant system.

    2022StrategyIndieCasual19.99 USDDeck PlayableSingle-playerSimilar games →
  8. 8
    Yugo Puzzle — Steam game cover

    Yugo Puzzle

    Single-player alternative to Shape Theory — playable solo, no multiplayer required. Shares Indie with Shape Theory.

    Yugo Puzzle is a minimalist, relaxing, and satisfying puzzle game. Move jelly blocks left and right to merge them with the same color. It may sound simple, but it’s deceptively challenging. Enjoy the satisfaction of solving each puzzle.

    2021Indie5.99 USDDeck VerifiedSingle-playerSimilar games →
  9. 9
    Elves of Duty — Steam game cover

    Elves of Duty

    Single-player alternative to Shape Theory — playable solo, no multiplayer required. Shares Indie and Casual with Shape Theory.

    A fast-paced couch party game for 1-4 players. Compete to deliver the most gifts in a range of dicey arenas. Take advantage of ridiculous power-ups as you blaze your way to first place and test the limits of your friendships.

    2023ActionIndieCasual11.99 USDSingle-playerSimilar games →