Tags

Sci-fi Games

Every sci-fi game we track on Steam, with current prices, deals, and price history.

Games tracked: 293
On sale now: 24
Average price: £6.91
Best discount: -90%

See the total cost to own every game with this tag

Filters1

Showing 25–48 of 293 games

-50%
Sovereign Brain Empire
Last updated 3 Oct 2026
£4.25
Adventure, Indie, RPG, Simulation, Strategy, Casual
2112TD: Tower Defense Survival
Last updated 27 Sept 2026
£4.41
Action, Indie, Strategy
Stellar Initiative
Last updated 27 Sept 2026
£8.50
Strategy
Swarm Queen
Last updated 27 Sept 2026
£4.95
Indie, Simulation, Strategy
The Wall
Last updated 27 Sept 2026
Free
Action, Indie, Strategy, Massively Multiplayer, Early Access
RollScape
Last updated 28 Sept 2026
£6.69
Adventure, Strategy, Casual
CARNAGE OFFERING Tower Defense
Last updated 27 Sept 2026
£8.50
Action, Adventure, Indie, Strategy
-60%
Mercury Fallen
Last updated 27 Sept 2026
£8.39
Indie, Simulation, Strategy
Spinnortality | cyberpunk management sim
Last updated 27 Sept 2026
£9.99
Indie, Simulation, Strategy
GeoDepths
Last updated 27 Sept 2026
£14.29
Adventure, Strategy
Realpolitiks 3: Earth and Beyond
Last updated 27 Sept 2026
£20.99
Indie, Simulation, Strategy
Desperate Place
Last updated 28 Sept 2026
£9.29
Indie, Strategy
-50%
Chromosome Evil 2
Last updated 27 Sept 2026
£7.95
RPG, Strategy
Universe Horizon
Last updated 28 Sept 2026
£2.49
Adventure, Indie, Strategy
After the Collapse
Last updated 27 Sept 2026
£11.49
Indie, Simulation, Strategy
Lazy Galaxy
Last updated 27 Sept 2026
£3.99
Indie, Strategy
-60%
Battlevoid: Sector Siege
Last updated 27 Sept 2026
£2.79
Action, Indie, Simulation, Strategy
Captain Forever Trilogy
Last updated 27 Sept 2026
£7.19
Action, Strategy
ISOLAND4: The Anchor of Memory
Last updated 28 Sept 2026
£2.49
Adventure, Indie, Strategy, Casual
Phantom Signal — Sci-Fi Strategy Game
Last updated 27 Sept 2026
£4.79
Simulation, Strategy, Casual
PERIMETER: Legate Edition
Last updated 27 Sept 2026
£8.50
Strategy
Athena Crisis
Last updated 27 Sept 2026
£4.29
Indie, Strategy
Slipstream: Rogue Space
Last updated 28 Sept 2026
Free
Indie, Simulation, Free To Play, Strategy, Massively Multiplayer
The Spire of Mech Zero
Last updated 30 Sept 2026
£4.29
Indie, Strategy

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Sci-fi FAQ

How many sci-fi games does GeekyAlien track?

GeekyAlien currently tracks 1488 sci-fi games in the catalog.

How often are prices updated?

Prices and metadata come from the official Steam Web API and are refreshed on a daily schedule; each game page shows when its data was last updated.

How do I narrow down sci-fi games?

Use the filters on this page to narrow the list by genre, deals, release decade or features like co-op and controller support.

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