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

Super Gorilla Quest 2: A Space Chimpanzee
Single-player alternative to A Standard Deviation — playable solo, no multiplayer required. Shares Indie and Adventure with A Standard Deviation.
Super Gorilla Quest 2: A Space Chimpanzee is a surreal comedy-filled RPG about four primates attempting to stop humans from destroying the universe.
- 2

Unbound Drift
Single-player alternative to A Standard Deviation — playable solo, no multiplayer required. Shares Indie and Adventure with A Standard Deviation.
Take a swing through space in this unique precision based physics game. Embrace the rush chasing the elusive golden speed trail, or relax as you trace perfect paths through the terrain. Either way, the graceful arcs and cosmic challenges will leave you in the perfect flow state: The Unbound Drift
- 3

Space Captain McCallery - Episode 1: Crash Landing
Single-player alternative to A Standard Deviation — playable solo, no multiplayer required. Shares Indie and Adventure with A Standard Deviation.
Space Pirate Captain McCallery has Crash Landed on an alien planet! Explore a strange and hostile alien world in this Low-Poly 3D Action-Adventure game.
- 4

Paradoxical
Single-player alternative to A Standard Deviation — playable solo, no multiplayer required. Shares Indie and Adventure with A Standard Deviation.
Portals are physical objects. In this mind-bending puzzle game, portals can be carried, repositioned, and used to create impossible connections through space. Uncover the fate of a desert world that sought salvation through portal technology.
- 5

MirrorMoon EP
Single-player alternative to A Standard Deviation — playable solo, no multiplayer required. Shares Indie and Adventure with A Standard Deviation.
MirrorMoon EP is a game about mystery and exploration set in outer space. These space travels begin on a red planet and its unique moon and extend across galaxies. The single player part of MirrorMoon EP blends adventure and exploration with navigation-based puzzle solving.
- 6

Between Horizons – A Sci-Fi Detective Adventure
Single-player alternative to A Standard Deviation — playable solo, no multiplayer required. Shares Indie and Adventure with A Standard Deviation.
Between Horizons is a narrative 2.5D sci-fi detective adventure. 33 years into the Zephyr's journey, its mission is suddenly jeopardized. Can you find the culprit before it's too late? Experience an enthralling story set in a semi-open world that branches and ends based on your choices.
- 7

REPOSE
Single-player alternative to A Standard Deviation — playable solo, no multiplayer required. Shares Indie and Adventure with A Standard Deviation.
In the facility, each step, each shot, each mistake costs precious energy. Rendered entirely in black and white, this mystery can be unravelled. The puzzle can be solved. Don't ask who tried to solve it before. Do the job. Find oxygen and sleep. Go deeper. And don't ask about Aaron.
- 8

Venineth
Single-player alternative to A Standard Deviation — playable solo, no multiplayer required. Shares Indie and Adventure with A Standard Deviation.
Venineth is a single-player game focusing on unraveling the mysteries of ancient alien technology, somewhere in the universe via exploration, platforming, and puzzle-solving, in a dangerous, distant worlds.