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

GIF

Slipways Classic

Build a vast interstellar empire in 30 minutes flat.

Jakub Wasilewski

Strategy

Play in browser

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

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

Shards of God

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

Honza Vávra

Adventure

OpenHV

Open Source Pixelart Sci-Fi Real Time Strategy Game

OpenHV developers

Strategy

Wholesome Monster Girl Academia

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

Visual Novel

Platformer

Intergalactic Wizard Force

A twisted saturday morning cartoon adventure

Powerhoof

Adventure

Our Personal Space

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

Metasepia Games

Visual Novel

The Third Wish

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

George Broussard

Adventure

From Ivan

A small game about greeting cards and life choices.

Sean Bouchard

Visual Novel

GIF

2000:1: A Space Felony

Murder mystery courtroom drama set on an interplanetary spacecraft.

National Insecurities

Adventure

Stowaway

A sci-fi point & click adventure.

George Broussard

Adventure

Play in browser

Nanosaur

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

Iliyas Jorio

Action

GIF

Mnemonic Devices

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

Harlevin

Visual Novel

Fusion

Fight to survive in the underground science station

Red Mountain Games

Survival

GIF

RESYNC

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

Ghast

Platformer

Pirated Code

Tsundere Amnesiac AI x Pathetic Space Pirate

hollowmend

Visual Novel

Inside the Void

Explore an alien planet and its structures

3D Methods

Adventure

Halen: Ballad of the Blade Thief

Retrieve Artifact, Escape Temple, Adventure Ensues

SkyPyre Studios

Action

GIF

Shrinespark

Surreal Space Station Prisonbreak RPG

lintilion

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

Lew Pulsipher's Doomstar

The hidden unit board game of strategy and cunning

LargeVisibleMachine

Strategy

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

Beyond Sunset Demo

A cyberpunk action RPG

Metacorp

Shooter

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

POLYBOT-7

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

Kyzrati

Strategy

GIF

molecules

A 3D puzzle journey through space.

pocketfruit

Puzzle

Play in browser

GIF

Second Earth

A base building game focused on economy and defence.

Robbie Fraser

Strategy

The Mind's Eclipse

Explore a fallen utopia. Find your loved ones. Beware COSy.

The Mind's Eclipse

Visual Novel

The Colony

A short sci-fi adventure prototype with a unique aesthetic

Hidden Fields

Adventure

I NEED SPACE [DEMO]

Travel across the universe with your nebulous companion the Cosmicat.

Khayalan arts

Adventure

Descent

Explore the abandoned vessel VALIS XI and piece together the secrets of the crew's disappearance.

patchware

Interactive Fiction

Play in browser

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Top freeGamesGamesToolsGame assetsComicsBooksPhysical gamesAlbums & soundtracksGame modsEverything elsethat last about a half-hour tagged Sci-fi (1,127 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 (1,127 results)