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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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Top rated paid
tagged Adult and Sci-fi (53 results)

53 results

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

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The Solarion Project
$18
An adult, sci-fi rpg with a host of indepth characters!
Naughty Underworld
Rated 4.6 out of 5 stars
(204 total ratings)
Role Playing
Color of My Sound
$10
Story-driven Visual Novel
Gallant Trombe
Rated 4.5 out of 5 stars
(44 total ratings)
Visual Novel
Plastic Soul
$9.99
Your son buys you an android to replace your deceased wife. What will you do with her?
Huli
Rated 4.3 out of 5 stars
(97 total ratings)
Simulation
Priority Realignment
$2
[FREE ONLINE] Fight monsters... and let them corrupt you~
Nyx Goddess Games
Rated 4.2 out of 5 stars
(129 total ratings)
Interactive Fiction
Play in browser
Cyber Rift
$5
An erotic, cyberpunk adventure through the stars!
Cyber Owl Games
Rated 4.5 out of 5 stars
(22 total ratings)
Visual Novel
The Heart In Space v1.03
$9.99
A bio soldier is created to fight against the enemy of humanity, but...
Blue Dragon Dreaming
Rated 4.6 out of 5 stars
(16 total ratings)
Role Playing
Element-174
$11.99
An adult sci-fi story with multiple branching paths and 16 character routes.
KnottyGames
Rated 4.2 out of 5 stars
(85 total ratings)
Visual Novel
Slugs and Bugs: Conversion (NSFW/Adults Only)
$19.99
NSFW Alien Trainer and Turn-Based Strategy Game
The Anax
Rated 4.5 out of 5 stars
(17 total ratings)
Strategy
Hardcore Cruising
$24.99
A Sci-Fi Gay Sex Cruise!
Y Press Games
Rated 4.2 out of 5 stars
(45 total ratings)
Visual Novel
Primeval Planet: Angimanation (NSFW 18+)
$9.99
The vicious monsters on this planet will hunt Ava down and give Ava the most brutal and primitive treatment.
Dr. Linch
Rated 4.4 out of 5 stars
(11 total ratings)
Adventure
Carnal Coup - Overseer's Edition
$7.99
As a perverted shapeshifter, you must fight to save your world!
DaScoot
Rated 5.0 out of 5 stars
(7 total ratings)
Interactive Fiction
Doors
$3
The Neuron Project
Rated 4.3 out of 5 stars
(11 total ratings)
Visual Novel
GIF
Metal Flame
$15.99
2D erotic platform shooter game
WOD
Rated 4.1 out of 5 stars
(33 total ratings)
Platformer
Shards of the Past
$9.99
A story driven Adult Visual Novel available for Windows, Linux and Mac.
Garou24
Rated 4.3 out of 5 stars
(12 total ratings)
Visual Novel
Solaris Exodus
$5
Adult Visual Novel
CabalZ
Rated 4.0 out of 5 stars
(49 total ratings)
Visual Novel
Sophie: The Girl From The Zone
$6.75
-10%
French - English - Spanish - German - Are you ready to question what you thought was real?
DavyCroquette
Rated 4.0 out of 5 stars
(37 total ratings)
Visual Novel
Stationmaster
$15
Enslave the galaxy in this 18+ Base-Building RTS.
StationmasterDev
Rated 4.0 out of 5 stars
(24 total ratings)
Strategy
abducted - furry mod
$10
Gio an unfortunate barista from earth is abducted by a sexy alien
mystery zone games
Rated 4.1 out of 5 stars
(13 total ratings)
Visual Novel
Sanctuary in Time
$5.94
-15%
A text-based, adult game with sci-fi & RPG elements!
NovusOperandiGames
Rated 3.9 out of 5 stars
(27 total ratings)
Simulation
The Farmthis Gallery
$5
View the 3D animations of farmthis on desktop & VR. Fantastic fetishisitc fantasy forms for your fulfilment.
スプリンクラー
Rated 4.1 out of 5 stars
(10 total ratings)
Simulation
Callisto
$5
Shape the future of the galaxy with the assistance of your loyal crew aboard Callisto.
XavsterGaming
Rated 4.0 out of 5 stars
(13 total ratings)
Visual Novel
Alien Breeding Program: First Contact
$9.99
HappyDaedalus
Rated 3.9 out of 5 stars
(20 total ratings)
Visual Novel
Pillow talk at the end of all things.
$2
State violence, panic, love and picknics.
TangledVirus
Rated 5.0 out of 5 stars
(5 total ratings)
Visual Novel
Happiness: An Affront to God
$10
A journey for happiness!
TangledVirus
Rated 5.0 out of 5 stars
(5 total ratings)
Visual Novel
Dr.Dashley Runner Release
$10
Dr.Dashley Runner Full Game
Dr.Dashley
Rated 4.3 out of 5 stars
(7 total ratings)
Platformer
Sunwave Hotel (18+ Sci-Fi Adventure Game)
$20
SciFi-Tropical Adventure meets Adult Novel
Wildquill
Rated 3.7 out of 5 stars
(18 total ratings)
Visual Novel
Dream/strung: Blossoming Love
$15
A peculiar love story about an eccentric tandem.
ABC
Rated 4.6 out of 5 stars
(5 total ratings)
Visual Novel
Hopepunk City
$5
The fourth game of the Date Ariane series set in a Futuristic Post War America
ArianeB
Rated 4.4 out of 5 stars
(5 total ratings)
Visual Novel
Hunter: Space Pirates Chapter 1
$3.99
Renpy Visual Novel
Mr.Mister
Rated 3.8 out of 5 stars
(8 total ratings)
Visual Novel
Abducted
$10
a guy wakes up on a spaceship, alone and naked
mystery zone games
Rated 3.5 out of 5 stars
(12 total ratings)
Visual Novel
Darling and Curious Tales
$0.99
-50%
TheDarknessZs
Rated 3.8 out of 5 stars
(6 total ratings)
Role Playing
Stellar Incognita
$6
An adult sci-fi visual novel with 150+ endings!
Slamjax
Rated 4.3 out of 5 stars
(4 total ratings)
Visual Novel
Intruder on the Bridge (NSFW 18+)
$9.99
Take the role of Captain in this adult visual novel in a sci-fi universe.
Drunk Robot
Rated 3.6 out of 5 stars
(7 total ratings)
Visual Novel
UFO Ch.3 v0.6.6 and Real Incest 0.1
$20
A delightful fairy tale...
17MOONKEYS
Rated 4.7 out of 5 stars
(3 total ratings)
Secret Dawn
$5
An adventure RPG for adults.
Haldane
Rated 4.0 out of 5 stars
(4 total ratings)
Adventure
Galaxy of Scum
$4
The tie-in Visual Novel of the titular spicy Sci-Fi Comic!
GalaxyofScum
Rated 4.3 out of 5 stars
(3 total ratings)
Visual Novel
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