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Action

Featuring fast-paced gameplay, combat mechanics, and challenges that test reflexes and coordination. Often involving physical confrontations, weapon usage, and strategic maneuvers to overcome opponents or obstacles.

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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 Action
tagged Sci-fi (4,397 results)

4,397 results

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

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ENDLESS BLUE
An underwater Survival Horror Adventure - but what lies beyond the ocean's deepest depths?
mrdiv
Action
Project Feline (Prototype)
Anime-style parkour action!
Raymond Cripps
Action
Thermomorph
Survive until the escape pod is repaired!
Varun R.
Action
Play in browser
GIF
Gearbits Test site
Fast-paced mecha themed third person shooter
Quackpond-Games
Action
Halen: Ballad of the Blade Thief
Retrieve Artifact, Escape Temple, Adventure Ensues
SkyPyre Studios
Action
Minimal Freeman 0.1
Half-Life for a potato computer
Alexey 'cptnsigh'
Action
No More Future
Live forever, at a price...
Sedge
Visual Novel
Zero Deaths
I dared PewDiePie to dare me to make him a game in 14 days. This is the result.
atmosVerified Account
Adventure
Seeking Justice In The Galaxy
First person shooter set in sci-fi setting
Studiohammergames
Shooter
Play in browser
Randompunk 2077
Cyberpunk 2077 but it's RANDOM
alxgrade
Action
THE MANDARIN 2 (ZXSpectrum)
LIMONCELLO´S REVENGE
Mananuk
Action
GIF
I.C.O. - Machina Lutris
A lonely sea otter surviving in a world ravaged by the mysterious monsters known as the I.C.O.
CetusOtter
Visual Novel
Nanosaur
Send dinosaur eggs to the future before a meteor hits the Earth!
Iliyas Jorio
Action
Station 141
A short old-school FPS with fast gameplay and punchy weapons.
Maksim Chmutov
Shooter
Play in browser
DEATH IN ABYSS (Demo)
-50%
Intense flight shooter filled with deep-sea dread.
agelvik
Action
The Lightkeeper
An action-adventure platformer inspired by Metroid and Lovecraft
Dreamnoid
Action
Space Cadet
A two-button retro arcade experience
Idan Rooze
Action
GIF
Ley Lines
First person puzzle solving using the power of elemental weaponry!
Jona Marklund
Action
Stellar Renegades
Travel across the galaxy to plunder the choicest booty
Misszaius
Visual Novel
Project Landsword
Tactical stealth meets top-down mecha combat and excessive destruction
MezzSoft
Action
COLONOS III (ZX Spectrum)
Zx Spectrum 48k / 128k
José Manuel Gris (Zagalicos Games)
Platformer
SCP: Area-42
Multiplayer SCP game that takes place in Area-42
BreakfastBoii
Action
Disposable
A tiny game about a facility you ought to shut down.
Martin Cohen
Action
GIF
メカ-ON!
メカ brawler
Fractal Phase
Action
Photon Highway
Drive to the end of the universe
Sirnic
Action
GIF
Vital Signs
A survival horror adventure game set in zero gravity
Jem Smith
Adventure
Space Captain McCallery Ep. 1: Crash Landing
Your crew mutinied and now you're stranded on an alien world. Low-Poly Action-Adventure game.
Tales of the Renegade Sector
Action
Starbuster
Strange Matter
Platformer
GIF
AcceleNation
​Build and expand your mobile city and fight against hordes of evil, inter-dimensional crystalback apes.
Reaktori
Action
Play in browser
Lunar Station
Escape the darkness as you quickly puzzle your way out of the Lunar Station
Sheeproid
Action
Play in browser
Moon Watch
Fight your way through the vampire castle hidden behind the moon!
Thejaspel
Action
Play in browser
Darkness In Spaceship
first person action horror game
Studiohammergames
Action
Play in browser
Underneath
HIS
Platformer
Play in browser
Archrebel Tactics (Demo)
The revival of a classic strategy game.
Ularis Badler
Strategy
GIF
RESYNC
A puzzle game where you alter the paths of your past selves.
Ghast
Platformer
Huge-Enemy
Huge Enemy is a horizontal Shoot ‘em up that takes place in a dark sci-fi universe with Japanese influences.
HugeEnemy
Shooter
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