Single-player games like ReThink 3
Below are 14 single-player Steam games similar to ReThink 3, 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 ReThink 3 page.
Ranked picks
- 1

ReThink | Evolved
Single-player alternative to ReThink 3 — playable solo, no multiplayer required. Shares Indie with ReThink 3.
You volunteered to participate in an AI research as part of an human control group. Solve over 50 different puzzles and use new gameplay mechanics and more player freedom to find creative ways to progress through the game's beautiful world.
- 2

ReThink
Single-player alternative to ReThink 3 — playable solo, no multiplayer required. Shares Indie with ReThink 3.
As an inmate of a government-controlled Correctional Facility in the year 2275, you have the right to prove yourself worthy of being part of Society again. Show your skills in logical thinking by solving puzzles of varying size, type and difficulty in this first-Person puzzle game, and redeem your freedom!
- 3

Filament
Single-player alternative to ReThink 3 — playable solo, no multiplayer required. Shares Indie with ReThink 3.
Solve challenging cable-based puzzles and uncover what really happened to the crew of The Alabaster. Now with Hint System (for those ultra tricky puzzles).
- 4

The Last Cube
Single-player alternative to ReThink 3 — playable solo, no multiplayer required. Shares Indie with ReThink 3.
Cube puzzler and an epic adventure. Stamp stickers to the sides of your cube to imbue each surface with unique powers, which are vital to solving puzzles and finding secrets.
- 5

The Talos Principle
Single-player alternative to ReThink 3 — playable solo, no multiplayer required. Shares Indie with ReThink 3.
The Talos Principle is a first-person puzzle game in the tradition of philosophical science fiction. Made by Croteam and written by Tom Jubert (FTL, The Swapper) and Jonas Kyratzes (The Sea Will Claim Everything).
- 6

SpaceChem
Single-player alternative to ReThink 3 — playable solo, no multiplayer required. Shares Indie with ReThink 3.
Zachtronics is back with an ambitious new design-based puzzle game. Take on the role of a Reactor Engineer working for SpaceChem, the leading chemical synthesizer for frontier colonies. Construct elaborate factories to transform raw materials into valuable chemical products!
- 7

COCOON
Single-player alternative to ReThink 3 — playable solo, no multiplayer required. Shares Indie with ReThink 3.
From Jeppe Carlsen, the lead gameplay designer of LIMBO and INSIDE — COCOON takes you on an adventure across worlds within worlds. Master world-leaping mechanics and solve intricate puzzles to unravel a cosmic mystery.
- 8

FEZ
Single-player alternative to ReThink 3 — playable solo, no multiplayer required. Shares Indie with ReThink 3.
Gomez is a 2D creature living in a 2D world. Or is he? When the existence of a mysterious 3rd dimension is revealed to him, Gomez is sent out on a journey that will take him to the very end of time and space. Use your ability to navigate 3D structures from 4 distinct classic 2D perspectives.
- 9

ReThink 2
Single-player alternative to ReThink 3 — playable solo, no multiplayer required. Shares Indie with ReThink 3.
ReThink 2 is a Puzzle Game in a futuristic setting, that features a variety of Puzzles that utilize Lasers and the behavior of light and it's colors.
- 10

ReThink | Evolved 2
Single-player alternative to ReThink 3 — playable solo, no multiplayer required. Shares Indie with ReThink 3.
ReThink | Evolved 2 is a Puzzle Game in a futuristic setting. Solve a variety of Puzzles that utilize Lasers and the behavior of light in two and three-dimensional space. Created with the Feedback from its predecessor in mind, ReThink | Evolved 2 features: 40 new Puzzles, enhanced Gameplay...
- 11

ReThink | Evolved 3
Single-player alternative to ReThink 3 — playable solo, no multiplayer required. Shares Indie with ReThink 3.
ReThink | Evolved 3 is a Puzzle Game in a futuristic setting, that features a variety of Puzzles that utilize Lasers and the behavior of light and it's colors. Use new features and mechanics to puzzle your way through the game's beautiful world.
- 12

ReThink | Evolved 4
Single-player alternative to ReThink 3 — playable solo, no multiplayer required. Shares Indie with ReThink 3.
ReThink | Evolved 4 is a Puzzle Game in a futuristic setting, that features a variety of Puzzles that utilize Lasers and the behavior of light and it's colors. Use new gameplay mechanics to puzzle your way through the game's beautiful world.
- 13

ReThink 4
Single-player alternative to ReThink 3 — playable solo, no multiplayer required. Shares Indie with ReThink 3.
ReThink 4 is a Puzzle Game in a peaceful futuristic setting, that features a variety of Puzzles that utilize Lasers and the behavior of light and it's colors to create challenging problems to solve.
- 14

ReThink | Evolved 5
Single-player alternative to ReThink 3 — playable solo, no multiplayer required. Shares Indie with ReThink 3.
ReThink | Evolved 5 is a Puzzle Game in a peaceful futuristic setting, that features a variety of Puzzles that utilize Lasers and the behavior of light and it's colors to create challenging problems to solve.