Sci-fi Games

Discover 17691 sci-fi-tagged games on Steam. Find the best games with this tag.

Games with Sci-fi

Explore 17691 games tagged with sci-fi

Close Encounter P.I.
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Close Encounter P.I.

Close Encounter P.I. is a first-person investigation game where you hunt for evidence of extraterrestrial activity. As Jack Wilson, an alien abduction survivor, you explore eerie locations, use specialized tools, document strange phenomena, and compile reports based on your findings.

Galaxy Critter Co.
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Galaxy Critter Co.

Galaxy Critter Co. is a cute chaotic roguelike where tower defense meets top-down shooting: build turret lines, fight alongside fluffy operatives, and craft broken synergies to survive the massive Swarm.

CastleMiner Z : Resurrection
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CastleMiner Z : Resurrection

The cult survival shooter returns. Rebuilt in Unreal Engine 5, CastleMiner Z: Resurrection brings next-gen visuals, brutal combat, and infinite worlds to explore. Mine, craft, build, and survive against the undead, dragons, and the deadly unknown.

Ghost of the Past
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Ghost of the Past

Ghost of the Past — a sci-fi adventure about the price of human curiosity. Track ghostly signals, survive encounters with an unknown enemy, and unravel a mystery the Fleet has chased for decades—while paying an unfathomable price for the answers.

Voyage Router
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Voyage Router

The further you go, the more the universe turns against you. Voyage Router is a navigation-driven roguelike where you chart your path across a procedurally generated overworld. Study the terrain on your map, adapt to sudden changes, and hit as many Goal Points as you can.

Arcane Heat
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Arcane Heat

A tactical turn-based game inspired by sleazy '80s/'90s B-movies. Lead gun-slinging bombshells through a portal to another world and battle dark sorcerers. Customize your characters, spark romances, and unwind at your HQ’s strip club in this wild sci-fantasy adventure.

Computronium
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Computronium

Build data centers, manufacture integrated circuits, and deal with threats to your network in this automation game with an emphasis on computer hardware and networks.

Daybreak
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Daybreak

Daybreak is an Action Roguelike game where you fight on a procedurally generated planet and try to survive for 5 minutes every day.

Tuqim
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Tuqim

Heal a dying world as Tuqim, the last seed of life. Unite broken machines, solve eco-puzzles, and fight a mechanical army in a journey of solidarity.

Lady Camara
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Lady Camara

Lady Camera is a third-person combat game. It is a single-player combat and action game where we fight against invading creatures. The game panel is easy to understand and explanatory. The logic of the game is very simple and fun. Have fun.

Stellar Command
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Stellar Command

"Command your starship through hostile space in Stellar Command, a turn-based tactical combat game. Manage ship systems, upgrade weapons, and outsmart enemies as you navigate through increasingly dangerous sectors. Every decision affects survival."

Geritmia
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Geritmia

Geritmia is an incremental roguelite where you explore procedurally generated worlds, gather resources, and grow stronger while being hunted by Paradoximus, Eater of the Worlds.

Hogtagon
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Hogtagon

Hogtagon is an action-packed vehicular sumo game where 2-8 players crash into each other in a deadly arena - The Hogtagon. Knock opponents off the edge, be the last hog standing, and dominate in free-for-all or team-based online matches with physics that make every impact count.

COF
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COF

COF is a multiplayer shooter game focused on online PvP and PVE battles. Players engage in combat, use skills and strategies against other players & mobs The game features intelligent AI NPCs that provide dynamic interactions, delivering unique dialogue and evolving quests throughout the adventure.

Orebits
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Orebits

Smash through alien rock with oversized mining gear, collect rare ores and encounter strange anomalies. Orebits is a gritty sci-fi incremental game full of mystery and metal.

Alien Apocalypse
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Alien Apocalypse

Alien Apocalypse is an open-world sandbox survival game set after a devastating alien invasion. Scavenge for resources, craft, build defenses, and harness alien technology to fight back. Play solo or in co-op and reclaim what’s left of the planet.

Dimensional Gates
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Dimensional Gates

Truly ambitious Indie RPG with innovative modern concepts and original storylines. Normal mode - random encounters and boss fights Story mode - no random encounters and boss fights play themself out Can you stop the Shetman from destroying the strings and the very fabric of our Universe?

Suburbadrome
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Suburbadrome

Not everything is as it seems in your hometown of Cainsveil, Washington. You awoke like any other day, but the road to work seems unusually long. Explore strange environments and solve puzzles in SUBURBADROME.

Erascape : Escape Duo
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Erascape : Escape Duo

Love You to Bits
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Love You to Bits

“Love You to Bits” is a crazy cute, purely visual, puzzle-filled, point-and-click, sci-fi adventure spanning all around the universe.

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