Single-player games like Theorem
Below are 8 single-player Steam games similar to Theorem, 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 Theorem page.
Ranked picks
- 1

Neo Angle
Single-player alternative to Theorem — playable solo, no multiplayer required. Shares Indie and Casual with Theorem.
Retro inspired Minimal puzzle game.
- 2

Lozenge
Single-player alternative to Theorem — playable solo, no multiplayer required. Shares Indie and Casual with Theorem.
Click on any shape in the bottom of the screen to rotate it and then drag and drop it to the triangular slots until you complete a row, a diagonal or the central pattern. This game requires strategic thinking to plan the slots to be filled with future moves.
- 3

AIDEN
Single-player alternative to Theorem — playable solo, no multiplayer required. Shares Indie and Casual with Theorem.
The story of AIDEN which uses the most basic features of an enclosed area in the most simple way.
- 4

Dialing
Single-player alternative to Theorem — playable solo, no multiplayer required. Shares Indie and Casual with Theorem.
Dialing is match-3 reinvented with a hint of never-ending difficult. The numbers are always increasing and so is the challenge.
- 5

SLICE
Single-player alternative to Theorem — playable solo, no multiplayer required. Shares Indie and Casual with Theorem.
SLICE your way through the worlds of mind trials.
- 6

Sandmade
Single-player alternative to Theorem — playable solo, no multiplayer required. Shares Indie and Casual with Theorem.
Look closely and imagine, do those structures fit together? Sandmade is a beautiful puzzle game that starts simple and relaxing but will soon challenge your brain and test your spatial skills. How good are you at visualising objects in your mind? Immerse yourself in the world of sand shapes and find out.
- 7

Knockdown the Ball
Single-player alternative to Theorem — playable solo, no multiplayer required. Shares Indie and Casual with Theorem.
Guide the ball and complete the levels
- 8

Cube Link
Single-player alternative to Theorem — playable solo, no multiplayer required. Shares Indie and Casual with Theorem.
CubeLink is a flow puzzle game with a twist. By spinning the cube around you can connect colours in every direction. Unlock more challenging levels as you progress.