New & popular$15 or less that last about a half-hour tagged Sci-fi (171 results)
Explore games that last about a half-hour tagged Sci-fi on itch.io. Science-fiction. Commonly including things like aliens, advanced technology, and settings of outer space or distant plan · Sell your games that last about a half-hour on itch.io to have them show up here.
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Extraneum
$14.99
Fight your way through biohacked monstrosities and stop their progress in this old school FPS
Action
Artificial Nexus
$3.99
A sci-fi mystery investigation. Solve the mysteries of Susan's past while escaping the building you're trapped in!
Visual Novel
HANGAR 8
$3.99
Brave the looping space station, spot anomalies, collect key items, and escape the nightmare!
Adventure
Descend into Splatland, squish juicy slimes, get colored and restore the washed world!
Platformer
Genome Guardian
$11.99
Combine 70 different bio-weapons in this microscopic roguelite shooter! 49 turrets, 96 perks, 72 mods, 32 mutations!
Shooter
Devastating Fog
$4.99
Top-down survival shooter roguelike game. Discover the deserted post-apocalyptic world where everything wants you dead.
Action
Deadnaut
$9.99
Real-time tactics meets cosmic horror - remotely command a squad of outcasts as they delve the husks of derelict ships.
Action
Project CORE
$5.49
An epic quest to save the world in the near future, with a compelling story and engaging combat.
Action
Unveiling
$3.99
Experience about UFO abduction and Non-Human Intelligence revelation. For sci-fi fans and suspense lovers
Adventure
In this sci-fi strategy you are the advisor to a galactic conqueror.
Strategy
Stellar Serenity
$2.50
A relaxation game where you process materials and craft items in a spaceship. No pressure, no chance to fail.
A very enraging/relaxing game where you try to reach the top of the level, and then try again, and again... and again...
Platformer
Program Your Tower Defense!
Strategy
Photon Engineer
$9.99
Master laser manipulation and environmental control in this sci-fi puzzle game.
Puzzle
Ultra Mission™
$2.99
THE DATE: January 12, 2081. THE LOCATION: Otto Labs headquarters. THE OBJECTIVE: Find out what the heck is going on!
Shooter
Astro Traveler
$4.99
A retro style space sim where you mine, trade, bounty hunt, pillage, and explore.
Action
Virus Infinite
$12.99
Dive into the pulsating universe of Virus Infinite. Harness your logic to outsmart vibrant viruses.
Puzzle
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