Single-player games like Spaceman
Below are 11 single-player Steam games similar to Spaceman, 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 Spaceman page.
Ranked picks
- 1
Operator8
Single-player alternative to Spaceman — playable solo, no multiplayer required. Shares Action and Indie with Spaceman.
An unparalleled alien invasion has overwhelmed the Mining Block Facility on the moon Triton, leaving only death and horror in its wake. You are a mercenary known as Operator8 and you alone have been called in to bring a stop to this fierce attack. Destroy the hive mind at all costs!
- 2
Slender: The Arrival
Single-player alternative to Spaceman — playable solo, no multiplayer required. Shares Action and Indie with Spaceman.
Slender Man returns more terrifying than ever. You're on your own. No one to help you. No one to hear you scream. Relive the horror all over again with cutting edge visuals for the 10th Anniversary Update and experience survival horror at its finest.
- 3
Jitter
Single-player alternative to Spaceman — playable solo, no multiplayer required. Shares Action and Indie with Spaceman.
A sci-fi exploration & survival game where you take on the role of a spaceship’s AI. Explore, fight, and survive across a mining colony in the Main Asteroid Belt. Rebuild your ship. Rescue your crew. Reveal the truth behind your mission.
- 4
Welcome to Hanwell
Single-player alternative to Spaceman — playable solo, no multiplayer required. Shares Action and Indie with Spaceman.
Open world horror set in a city in which your worst nightmares have become an everyday part of life. Explore a dense open world of terror, every building a unique location with it's own story to tell. Strung together by the remenants of Hanwell.
- 5
P.A.M.E.L.A.®
Single-player alternative to Spaceman — playable solo, no multiplayer required. Shares Action and Indie with Spaceman.
Explore, fight, and survive as an awakened sleeper, in a fallen utopian city ravaged by a horrific disease. With an array of hi-tech weapons, highly immersive UI, full-body awareness, and much more, P.A.M.E.L.A. delivers an intense and unforgiving survival experience.
- 6
Rebel Galaxy Outlaw
Single-player alternative to Spaceman — playable solo, no multiplayer required. Shares Action and Indie with Spaceman.
Out of cash, out of luck, out on the fringe. Juno Markev has a killer to tail, a debt to pay, and more trouble headed her way. Rebel Galaxy Outlaw takes place in a greasy, blue-collar world of outlaws, truckers, cops and thieves.
- 7
Red Valley
Single-player alternative to Spaceman — playable solo, no multiplayer required. Shares Action and Indie with Spaceman.
"Red Valley" is a silent hill-inspired short game with 80s trash horror elements.
- 8
Flesh Made Fear
Single-player alternative to Spaceman — playable solo, no multiplayer required. Shares Action and Indie with Spaceman.
Tank controls. Fixed cameras. Pure Terror. Set in a haunting world of twisted experiments and occult nightmares, this game brings back the survival horror mechanics you know and love while pushing the genre into terrifying new depths.
- 9
Desert of Doitjma
Single-player alternative to Spaceman — playable solo, no multiplayer required. Shares Action and Indie with Spaceman.
Follow Murphy on this evil adventure. Survive all the sectors and collect the keys from this alternate reality to fight Doitjma itself for Earth's freedom!
- 10
The Odd Neon Void
Single-player alternative to Spaceman — playable solo, no multiplayer required. Shares Indie and Adventure with Spaceman.
The Odd Neon Void is an experimental Adventure/RPG game where you become Jack, a man stuck in a strange and unfamiliar place called the neon void. Don't be too sad.
- 11
The Medic
Single-player alternative to Spaceman — playable solo, no multiplayer required. Shares Action and Indie with Spaceman.
The Medic: the first Coronavirus-themed topdown/platformer game published on Steam. Can you beat the anti-vaxxers and the virus to save the Earth?