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Adult

For adults, often containing sexual or mature content.

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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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tagged Adult and Sci-fi Page 3 (354 results)

354 results

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

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The Domain | Adult | Erotic | Lovecraftian
Unravel the Veil Between Realms in this Erotic Lovecraftian Odyssey of Dread and Despair.
Blue Moon Studios
Role Playing
U.N.C.F.-ICAROS
A Sci-fi themed mystery adult game!
TsodoviosGames
Adventure
LewdHack
Hack and seduce inaccessible hotties
nonhumans
Action
Play in browser
Quasar Queen
Visual Novel Game
Jason LeSage
Visual Novel
Fantasy Dating
A Futanari Protagonist Adult Visual Novel
Alboe Interactive
Visual Novel
It's Just A Game
An adult visual novel (18+)
DigiDec
Visual Novel
GIF
AEC Sandbox
Fool around in a lab full of elastic anthros. Contains WG, inflation, expansion, unbirth, etc.
Yttreia
Interactive Fiction
Play in browser
Reset Day
Vaporwave and robofeels, just before the drone revolt
KDRGN
Adventure
Play in browser
Project Rahi: Lock is Key
A BDSM puzzle game about a cat on a space station
RahiMew
Puzzle
Dream/strung: Blossoming Love
$15
A peculiar love story about an eccentric tandem.
ABC
Visual Novel
[Interactive Fiction] - Public Service 1.5.2
a NSFW sci-fi interactive fiction
Yoll
Interactive Fiction
Play in browser
Carnal Coup - Public Release Version
18+ Text-Based Sci-Fi Smut!
DaScoot
Visual Novel
Play in browser
Lust Laboratory (on hold)
Adult Harem Visual Novel
Freyleigh
Visual Novel
Super omnia (0.4.1 build)
Lysdesign
Visual Novel
Melatonin Magiks Chapter Three
The 3rd installment in an Adult VN series
LaCokaGaming
Visual Novel
Crash Landing 1
A little green beauty gives a warm welcome to an unexpected visitor.
The Lusty Lizard
Simulation
Star Harem
Adult Sci-Fi Parody VN
StellarTraveller
Visual Novel
ODYSSEY
visual-novel furry
Agentwolf07
Visual Novel
PROJECT SX-ULTRA
Interactive Erotica with sexy spying intrigue, mind control, and pulp action themes
Kitty and the Lord
Role Playing
Play in browser
Glitches And Bitches
Adult Visual Novel
AgentNova
Visual Novel
Secret Dawn
$5
An adventure RPG for adults.
Haldane
Adventure
Sanctuary in Time
$5.94
-15%
A text-based, adult game with sci-fi & RPG elements!
NovusOperandiGames
Simulation
Season May
Kideshi
Visual Novel
Sunlight Empire
Phantoms of the Dawn
PsychoFox
Interactive Fiction
Return Project
Return Project is a light-hearted adult 18+ visual novel that imagines the possibility of time travel.
Grubb Raines
Visual Novel
Xeno Infestation - Tentacles
Alien tentacles attack - small 18+ interactive animation
Donny3
Simulation
Play in browser
Exoterra
Exoterra - racing. love and sci-fi
ZombieBunnyGames
Racing
SOMEONE IS ALREADY MUTATED
A gay erotic horror guessing game
exaltation
Interactive Fiction
Play in browser
The Robo Queen Negotiation (18+)
An 18+ sci-fi transformation game
wfay42
Interactive Fiction
Quantum Entanglement
A yuri sci-fi/horror story about a janitor in a shady hyper-science facility.
LargeBattleshipStudios
Interactive Fiction
Element-174
$11.99
An adult sci-fi story with multiple branching paths and 16 character routes.
KnottyGames
Visual Novel
The Way
Adult action exploration RPG
STANDING WAVE STUDIO
Action
The Last Star Walker [Ch. 1]
Story-Focused Harem Game (NSFW)
Veluxa
Visual Novel
Solaris Exodus
$5
Adult Visual Novel
CabalZ
Visual Novel
Callisto
$5
Shape the future of the galaxy with the assistance of your loyal crew aboard Callisto.
XavsterGaming
Visual Novel
Alien Breeding Program: First Contact
$9.99
HappyDaedalus
Visual Novel
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