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Strategy

Focusing on tactical decision-making, resource management, and long-term planning to achieve victory. Often involving elements like building, defending, and conquering within a structured set of rules and objectives.

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Sci-fi

Science-fiction. Commonly including things like aliens, advanced technology, and settings of outer space or distant planets. 

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sci-fi

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Top free Strategy
tagged Sci-fi (1,158 results)

1,158 results

Explore Strategy games tagged Sci-fi on itch.io · Upload your games to itch.io to have them show up here.

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GIF
Slipways Classic
Build a vast interstellar empire in 30 minutes flat.
Jakub Wasilewski
Strategy
Play in browser
Holder of Place
Roguelike auto-battler
Zitta
Card Game
Play in browser
Seedship
An AI seedship must find a home for the last survivors of the human race
John Ayliff
Strategy
Play in browser
POLYBOT-7
Destroy. Rebuild. Adapt. The world is your inventory.
Kyzrati
Strategy
OpenHV
Open Source Pixelart Sci-Fi Real Time Strategy Game
OpenHV developers
Strategy
GIF
Xenospore
Destroy tiles to prevent the Xenospore from spreading!
Aviv Levy
Puzzle
Play in browser
Lew Pulsipher's Doomstar
The hidden unit board game of strategy and cunning
LargeVisibleMachine
Strategy
Agricultural Evolution
A sci-fi/fantasy incremental farming game (Beta)
snowtackt
Strategy
Half-Earth Socialism
A Planetary Crisis Planning Game.
frnsys
Strategy
GIF
Second Earth
A base building game focused on economy and defence.
Robbie Fraser
Strategy
Archrebel Tactics (Demo)
The revival of a classic strategy game.
Ularis Badler
Strategy
Solar Colonies
Tame the unstable climates of barren and inhabitable planets, then colonize them!
Fenderbate
Strategy
Play in browser
GIF
RESYNC
A puzzle game where you alter the paths of your past selves.
Ghast
Platformer
GIF
AcceleNation
​Build and expand your mobile city and fight against hordes of evil, inter-dimensional crystalback apes.
Reaktori
Action
Play in browser
Birth of the Empires
A 4x Turn Based strategy game similar to classics like Master of Orion 2 or Birth of the Federation
blotunga
Strategy
Resilience
A Humanitarian Sci-Fi City-Builder Game
Sungrazer Studio
Educational
Tech Age Rebellion
Colony-sim in the age of technology. Rebel against an evil planetary empire and survive in a world led by darkness.
Compiled Games
Simulation
Lancer Tactics [prototype]
The original web demo for Lancer Tactics, an adaptation of the mecha TTRPG.
OliveVerified Account
Strategy
Play in browser
Mecha Genesis: Tactics
Turn-based strategy game where you can push enemies to deal extra damage.
Zizaco
Strategy
Play in browser
Solus Sector: Tactics
Turn-based space strategy game
Zizaco
Strategy
Play in browser
NOPE
This game is controlled by [NOPE]
Volcanic Giraffe
Strategy
Play in browser
OGame
Conquer the universe
Gameforge
Strategy
Play in browser
GALACTIC DISHARMONY
Build fleets and conquer planets in this first person shooter and strategy hybrid
Harrison Went
Shooter
GIF
Bot Net: Ramshackle Robotics
Build your bots, command your army, defeat the aliens!
CaffeineWare
Strategy
Terra Centauri: Last Stand
Anime RTS Protect Terra from voracious parasites.
Ishmaru
Strategy
The Space Sim
Beauty In Chaos
Matthew Ager
Simulation
WAR BY WIRE 3D
Tactical Fighter Jets
CURSED BOOTLEG INC
Strategy
Deep Space Outpost - Demo
Build your own space station and survive!
Niris Games
Simulation
GIF
Battle for the Galaxy
Breathtaking strategy game with astonishing graphics and gameplay. Fight for rights in the Battle for the Galaxy now!
AMT Games
Strategy
Play in browser
GIF
Reflector: Laser Defense
roguelike colony management in an hour
Oatmeal Problem
Strategy
Play in browser
The Researcher's Guide to Kaiju
Manage the Kaiju researcher camp of your dreams!
Toge Productions
Strategy
Corvus Sector
The galaxy in 100 turns.
Zarkonnen
Strategy
Play in browser
Super Star Trek 1978 meets 25th Anniversary
A remake of the text-only Super Star Trek but with the look & feel of Star Trek: 25th Anniversary
emabolo
Strategy
Play in browser
Found'It
Are you ready to find and retrieve the lost object of ill tempered aliens?
Sad Pea Games
Puzzle
Orbital Defense Program
An orbital tower defense game with roguelite elements.
CyreneGames
Strategy
Play in browser
GIF
Earth Liberation
sci-fi dynamic RTS
porovozstudios
Strategy
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