Top free games that last about a half-hour tagged Sci-fi

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 · Upload your games that last about a half-hour 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

Goodboy Galaxy DEMO

Exploration platform game for Game Boy Advance (and more!)

Goodboy Galaxy

Platformer

Play in browser

GIF

Trigaea

Alter genes, survive. Sci-fi RPG. 270k+

RynGM

Interactive Fiction

Play in browser

GIF

Slipways Classic

Build a vast interstellar empire in 30 minutes flat.

Jakub Wasilewski

Strategy

Play in browser

GIF

Lancer Tactics

A mecha tactics game adapted from the Lancer TTRPG.

Olive

Strategy

Play in browser

No More Future

Live forever, at a price...

Sedge

Visual Novel

OpenHV

Open Source Pixelart Sci-Fi Real Time Strategy Game

OpenHV developers

Strategy

Shards of God

Name of the Rose meets Dune in a point and click murder mystery

Honza Vávra

Adventure

Lew Pulsipher's Doomstar

The hidden unit board game of strategy and cunning

LargeVisibleMachine

Strategy

POLYBOT-7

Destroy. Rebuild. Adapt. The world is your inventory.

Kyzrati

Strategy

GIF

Intergalactic Wizard Force

A twisted saturday morning cartoon adventure

Powerhoof

Adventure

Pirated Code

Tsundere Amnesiac AI x Pathetic Space Pirate

hollowmend

Visual Novel

GIF

Mnemonic Devices

Who are you? The voice in your head seems to know. NaNoRenO2019 [GxB,BxB,NBxB]

Harlevin

Visual Novel

Wholesome Monster Girl Academia

A monster girl visual novel that's 100% wholesome set in a Catholic high school.

Yomic

Visual Novel

Incompatible Species

LGBTQ+ positive visual novel about seizing your happiness. And squashing mutating monsters.

KonpeiCo.

Visual Novel

Stowaway

A sci-fi point & click adventure.

George Broussard

Adventure

Play in browser

Inside the Void

Explore an alien planet and its structures

3D Methods

Adventure

The Third Wish

A sci-fi adventure reminiscent of 90s era Lucasarts.

George Broussard

Adventure

GIF

RESYNC

A puzzle game where you alter the paths of your past selves.

Ghast

Platformer

GIF

2000:1: A Space Felony

Murder mystery courtroom drama set on an interplanetary spacecraft.

National Insecurities

Adventure

GIF

Shrinespark

Surreal Space Station Prisonbreak RPG

Role Playing

Platformer

Sci-fi relationship simulation - can your space colony and your love survive?

Metasepia Games

Visual Novel

From Ivan

A small game about greeting cards and life choices.

Sean Bouchard

Visual Novel

Shrouded Space

A cosy undercover space adventure

Dace Games

Adventure

GearHead 2

Giant robot roguelike in space.

GearHead

Role Playing

Halen: Ballad of the Blade Thief

Retrieve Artifact, Escape Temple, Adventure Ensues

SkyPyre Studios

Action

Fusion

Fight to survive in the underground science station

Red Mountain Games

Survival

The Archivist and the Revolution

The world is ending, and you are still paying rent. A future history.

Autumn Chen

Interactive Fiction

Play in browser

Soma Union

The second game in the Soma Spirits duology! We'll restore our world... together!

torch60

Role Playing

The Fall of Lazarus

A first person exploration science fiction mystery game. Fathom all the story exploring an abandoned cargo spaceship.

No Wand Studios

Adventure

Beyond Sunset Demo

A cyberpunk action RPG

Metacorp

Shooter

GIF

10-103: NULL KELVIN

Infiltrate. Investigate. Exterminate.

Nerdspartan

Action

Play in browser

Iron Guardian

Upgrade your giant mecha to escape the cyberpunk dystopia

gypynkt

Adventure

The Alignment Paradox

A mystery sci-fi point & click adventure

MostlyDecentGames

Adventure

Nanosaur

Send dinosaur eggs to the future before a meteor hits the Earth!

Iliyas Jorio

Action

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Top freeGamesGamesToolsGame assetsComicsBooksPhysical gamesAlbums & soundtracksGame modsEverything elsethat last about a half-hour tagged Sci-fi (1,120 results)

New itch.io is now on YouTube!

Top free
Games Tools Game assets Comics Books Physical games Albums & soundtracks Game mods Everything else
that last about a half-hour tagged Sci-fi (1,120 results)