List of sci fi Porn Games
Discover and download the best sci fi porn games for free. Our collection includes adult games for various platforms, tailored to your preferences.
LustGames currently have 1679 sci fi porn games available to download. The games are sorted in order of relevance with the best sci fi games coming first.
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Slutia Dungeon Crawler RPG
Slutia is a dark, unapologetic fusion of Hardcore Tactical RPG depth and high fidelity Adult Sexual Fantasy. In a world where steel and sorcery rule, you are the architect of your own destiny. Conquer the deepest dungeons, master the art of war, and claim the ultimate spoils of victory.
2d game
adventure
anal sex
corruption
fantasy
group sex
harem
male domination
male protagonist
monster
oral sex
rape
rpg
strategy
turn-based combat
vaginal sex
pov
combat
bestiality
big ass
big tits
creampie
handjob
milf
prostitution
slave
sleep sex
spanking
stripping
teasing
titfuck
virgin
voyeurism
ai cg
female protagonist
multiple protagonist
religion
The World Beyond The Horizon [v0.01 Demo]
![The World Beyond The Horizon [v0.01 Demo]](/Games/The-World-Beyond-The-Horizon/miniMainImage.webp)
Well, just because you cannot see the world that lies beyond the horizon does not mean it's invisible.
3dcg
adventure
male protagonist
sci-fi
Time Effect [v0.1.1b]
![Time Effect [v0.1.1b]](/Games/Time-Effect/miniMainImage.webp)
It's a VN game (visual novel) with a lot of text. The first version actually contains not so many images but don't you worry! It already has enough for you to decide if you like my drawing style to wait for more.SPOILER: More text
fantasy
monster
parody
sci-fi
Time Tenshi
Time Tenshi is an exciting anime/ecchi visual novel! As the player's character enters Tensai Shiro's lab facility and follows the Time Tenshi in their journeys through time, a plot full of futuristic action, ecchi, humour and plenty of fanservice will unfold!
2dcg
adventure
ahegao
big tits
dating sim
fantasy
male protagonist
monster girl
no sexual content
romance
sci-fi
Time Tenshi 2 - Special Edition
The Girls of Time Travel return... Using an incredible invention, they travel through the centuries to battle a new evil, that threatens the entire planet! Rose and Kyo - the Time Tenshi (Time Angels) - are joined by new recruit Tessa on their voyages through history, powered by the work of Tensa...
2dcg
adventure
ahegao
big tits
dating sim
fantasy
male protagonist
monster girl
no sexual content
romance
sci-fi
Timestamps - Chapter 1: Unconditional Love [v1.0 PE P1]
![Timestamps - Chapter 1: Unconditional Love [v1.0 PE P1]](/Games/Timestamps--Chapter-1-Unconditional-Love/miniMainImage.webp)
You're a college student who's lustful desires have caused you to make horrible mistakes. But lucky for you, your best friend has found a way to manipulate time... You have the chance to go back and fix some of your mistakes... Will you correct the things in the past to make your life better or w...
3dcg
anal sex
animated
big tits
blackmail
cheating
creampie
exhibitionism
footjob
group sex
handjob
humor
incest
male protagonist
masturbation
milf
oral sex
prostitution
sandbox
sci-fi
sex toys
teasing
titfuck
vaginal sex
voyeurism
Timestamps - Chapter 2: Lost Love
Second chapter of the game. You're a college student who's lustful desires have caused you to make horrible mistakes. But lucky for you, your best friend has found a way to manipulate time... You have the chance to go back and fix some of your mistakes... Will you correct the things in the past t...
3dcg
anal sex
animated
bdsm
big tits
cheating
creampie
female domination
group sex
handjob
humor
incest
male protagonist
masturbation
milf
oral sex
sci-fi
slave
swinging
teasing
vaginal sex
voyeurism
Tiny Treats [v1.0]
![Tiny Treats [v1.0]](/Games/Tiny-Treats/miniMainImage.webp)
OH NO! Looks like you have had an accident when helping out with the new teleporter prototype and now you are only a few inches tall! Let's hope nobody will take advantage of your current situation!
3d game
adventure
animated
female domination
furry
gay
handjob
humiliation
male domination
male protagonist
sandbox
scat
sci-fi
sexual harassment
vore
Titty Fuck Slave Jeanette
Short sidescrolling platformer with H-scenes that are just paizuri (and some milking too!) It is relatively easy to complete, and in case you don't want to bother with the gameplay, a gallery is open from the start, so you can watch all the scenes at your own pace (they will feel a bit differ...
2d game
ahegao
animated
bukkake
exhibitionism
female protagonist
humiliation
male domination
monster
platformer
rape
sci-fi
sexual harassment
side-scroller
slave
stripping
teasing
titfuck
ToiletFucker
Kathy is the landlord of an apartment building that mainly hosts autonomous robot citizens called MechaHumans. Among them, the most familiar to her is the gruff and unreliable plumber-bot named Benny. When Benny is late on his rent again, Kathy decides to investigate why. The reason will leave he...
2dcg
female protagonist
humor
kinetic novel
no sexual content
sci-fi
Transformation Lab [v0.59]
![Transformation Lab [v0.59]](/Games/Transformation-Lab/miniMainImage.webp)
Transformation Lab Deluxe is an erotic hentai game centered around conducting sensual transformative experiments, on laboratory subjects, including rKnight, your colleagues, and even yourself.
3d game
animated
big ass
big tits
male protagonist
sandbox
sci-fi
transformation
Trapped Inside A Weird Game [v0.035]
![Trapped Inside A Weird Game [v0.035]](/Games/Trapped-Inside-A-Weird-Game/miniMainImage.webp)
Trapped Inside A Weird Game is a game about a 19-year-old boy's life and a mysterious person who leads our main character to explore a new world. This game is presented in the form of a visual novel and was created using Ren'Py.
2dcg
animated
graphic violence
handjob
kinetic novel
male protagonist
milf
oral sex
sci-fi
sleep sex
superpowers
vore
Two Clusters Cold Haven [v0.1.0]
![Two Clusters Cold Haven [v0.1.0]](/Games/Two-Clusters-Cold-Haven/miniMainImage.webp)
Set in year 9791, Nicholas is a mercenary who works for an agency called 'The faceless'. One day, he takes on a job. It is a simple job on surface; he is to find a lost girl. However, that simple job drags him into troubles that he never expects to have.
2d game
male protagonist
sci-fi
Ultagenics - The Parasite [v0.1.1]
![Ultagenics - The Parasite [v0.1.1]](/Games/Ultagenics--The-Parasite/miniMainImage.webp)
The world of Ultagenics is a world where a powerful megacorporation controls every aspect of life, and where the people are so used to being controlled that they don't even realize it anymore. The main character of this story is a Therapist, who uses her intuition and skills to unlock their secre...
ai cg
anal sex
cheating
corruption
exhibitionism
female domination
female protagonist
handjob
interracial
lesbian
masturbation
oral sex
sci-fi
sex toys
sissification
text based
Umichan Maiko Agent Academy
This is a female POV hentai adventure game and Top-Down shooter with lots of sexy girls!
2d game
2dcg
animated
big tits
female protagonist
mobile game
pov
sci-fi
shooter
vaginal sex
Unforbidden
Story incomplete. You're on some kind of mission to find a freighter that ran off with stolen goods. Unfortunately your slow clunky mech's batteries started going out. being the intelligent human being that you are you decided to continue and try and use its thrusters...
3d game
animated
bestiality
combat
creampie
female protagonist
sci-fi
shooter
side-scroller
vaginal sex
Unforeseen Ascent: Origin
An ordinary world populated by normal people, or perhaps it's only in appearance? A banal man with a boring life, or maybe it has not started yet? Embody this man and take charge of your future. Younger, you grew up in an orphanage, nowadays, you're a student who lives a normal life... but that w...
3dcg
corruption
dating sim
incest
male protagonist
management
mobile game
point & click
romance
sandbox
school setting
sci-fi
trainer
Universe City [v0.001]
![Universe City [v0.001]](/Games/Universe-City/miniMainImage.webp)
A young man returns to the town where he was supposedly abandoned as an infant in search of answers. However, what he discovers is unlike anything imaginable. A whole multiverse awaits you...
3dcg
big ass
big tits
dating sim
fantasy
handjob
male protagonist
romance
sci-fi
Untitled [v0.01]
![Untitled [v0.01]](/Games/Untitled/miniMainImage.webp)
Untitled is about an android that was created for the purpose of reproducing with female subjects across the multiverse. But things went wrong and he can't fulfill his purpose. Drowned in self-pity, believing he is a complete failure, he now travels across the multiverse in his search for happine...
3dcg
animated
big tits
exhibitionism
fantasy
footjob
harem
male protagonist
monster girl
oral sex
sci-fi
Useless Superheroes [v0.15]
![Useless Superheroes [v0.15]](/Games/Useless-Superheroes/miniMainImage.webp)
Useless superheroes is a moderately humorous, erotic game. You are an ordinary student of the Academy for gifted mutants. Besides the fact that you and a few other losers were dangerous or worthless for the superhero team. Therefore, you have to learn to control your powers in the most forgotten ...
3dcg
adventure
big tits
corruption
dating sim
humor
male protagonist
milf
mind control
rpg
school setting
sci-fi
superpowers
trainer
Vacation to Earth
In Vacation to Earth, you play as Max, an alien janitor who has been "rewarded" for his hard work with an all-expenses-paid vacation on Earth. At least, that's what he's been told. On Earth, you'll meet its overly friendly inhabitants, experience their rather unusual customs, and find yourself dr...
3dcg
big ass
big tits
humor
male protagonist
oral sex
sci-fi
stripping
teasing
List of sci fi Porn Games by Platform
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List of sci fi Porn Games
LustGames organizes porn games into 117 categories. Browse the tags below to find games matching your interests—each game can belong to multiple categories.