List of sci-fiios Porn Games
Discover and download the best sci-fiios porn games for free. Our collection includes adult games for various platforms, tailored to your preferences.
LustGames currently have 1715 sci-fiios porn games available to download. The games are sorted in order of relevance with the best sci-fiios games coming first.
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The Virgin Farmer
Just turned eighteen and living isolated on a small farm with your grandmother, you're aching constantly with no partner for miles — only the animals you've known your whole life. The longing you've been denying is about to become a decision.
bestiality
virgin
pov
text based
simulator
rpg
sandbox
female protagonist
male protagonist
Strip Blackjack with Jana
Beat Jana at blackjack and slowly have her undress for you. Once she has taken everything off you unlock 3 animations with each three camera angles.
3dcg
oral sex
sci-fi
vaginal sex
Tales of a Space Pirate
Tales of a space pirate is a game where you control a young man that turned 23 years a week ago when his father died, you suddenly received a box with his belongings after his death and now you are an owner of a spaceship. You create your crew and take on piracy. You can raid other spaceships, an...
3dcg
big ass
big tits
groping
male protagonist
management
oral sex
point & click
prostitution
sandbox
sci-fi
teasing
Terra Ignota [v0.3.0]
![Terra Ignota [v0.3.0]](/Games/Terra-Ignota/miniMainImage.webp)
The Tentari, a species on the brink of extinction, has sent out its foremost scientists in search of a new energy source to save their civilization. When one young scientist named Korr stumbles upon a planet which may hold the key to saving his people, he finds far more than he had ever expected;...
2d game
2dcg
exhibitionism
group sex
lactation
male protagonist
monster girl
multiple penetration
pregnancy
sci-fi
tentacles
voyeurism
The Book of Kleopatra [v0.0.1 alpha]
![The Book of Kleopatra [v0.0.1 alpha]](/Games/The-Book-of-Kleopatra/miniMainImage.webp)
The Book of Kleopatra is an adventure 3D game from the third person, telling about the adventures of a young and pretty girl Kiera, an interplanetary archeologist who finds artifacts of various races and ancient civilizations on different planets. In general, nothing specialBut at one point, an u...
3d game
adventure
fantasy
female protagonist
sci-fi
The Factory
Huge boobs in latex, thick lips and BDSM come together in this one. Enjoy watching as some big tittied femdoms milk you for all you are worth
3d game
anal sex
bdsm
big ass
big tits
female domination
handjob
male protagonist
oral sex
sci-fi
vaginal sex
The Kin of Jormungandr [v0.1]
![The Kin of Jormungandr [v0.1]](/Games/The-Kin-of-Jormungandr/miniMainImage.webp)
...superhero weeb meme harem game.... ....goofy ahh meme game....in a kinda scifi world....with lots of memes and weeb references...... ....there's superpowers...a superhero school......u go there after gettin jumped by some villains....and saved by a hot superhero girl.... ....combat is quick ti...
3dcg
animated
big ass
big tits
combat
creampie
exhibitionism
handjob
harem
humor
male domination
male protagonist
milf
mobile game
point & click
romance
school setting
sci-fi
superpowers
teasing
vaginal sex
virgin
The Sytopian Situation [v1.0.1]
![The Sytopian Situation [v1.0.1]](/Games/The-Sytopian-Situation/miniMainImage.webp)
You are a strapping young sheep herder in an idyllic medieval town. It's a peaceful life, until an alien ship crash lands in the nearby forest! The only survivor, E-V927's life depends on you keeping her secret from the town . . . and from the relentless alien slavers who want her back! From sma...
2d game
2dcg
adventure
big tits
fantasy
group sex
handjob
male protagonist
milf
monster girl
romance
sci-fi
titfuck
Utawarerumono: Prelude to the Fallen + All DLC
Wake up, Hakuowlo. It's time to face the world again. You come to in bed, gravely injured, attended by a girl with twitching furry ears and a lush, bushy tail. In time you come to lead the villagers, to whom you owe your name and your life. When the local nobles threaten them, you threaten the no...
2dcg
3d game
adventure
animated
fantasy
humor
japanese game
male protagonist
monster
monster girl
no sexual content
rpg
sci-fi
turn based combat
Villain's Legacy 2 [v1.0.0]
![Villain's Legacy 2 [v1.0.0]](/Games/Villains-Legacy-2/miniMainImage.webp)
After bringing his greatest invention to life, our superhero finds himself involved in an out-of-the-ordinary affair, so he will have to juggle fragile alliances and deadly threats. Between one adventure and another, of course, there will be a large dose of out-of-the-ordinary sex scenes!
3dcg
adventure
anal sex
animated
big ass
big tits
creampie
groping
group sex
lesbian
male protagonist
milf
oral sex
sci-fi
superpowers
teasing
vaginal sex
We'll Bang, Ok? [v0.1]
![We'll Bang, Ok? [v0.1]](/Games/Well-Bang-Ok/miniMainImage.webp)
In "We'll Bang Ok? " you will step into the shoes of the Galaxy's greatest Himbo, Chad Shepard, as he seeks to save the Milky Way(and any Space Babes he finds along the way) from the threat of the Reapers!
2dcg
adventure
ai cg
animated
big ass
big tits
fantasy
handjob
male protagonist
milf
monster
monster girl
parody
sci-fi
turn based combat
Where I Belong [v0.1.0 Beta]
![Where I Belong [v0.1.0 Beta]](/Games/Where-I-Belong/miniMainImage.webp)
A story about a young boy with amnesia who was found and adopted by a family.Story revolves around the boy finding out more about himself and what he is and what he is meant to do and living out his normal life with his friends and family while still trying to make sense of the situation he finds...
3dcg
male protagonist
rpg
sandbox
sci-fi
vaginal sex
Zetria [v1.4.3]
![Zetria [v1.4.3]](/Games/Zetria/miniMainImage.webp)
Equipped with her advanced NX-37 Combat Harness and trusty sidearm, Solana has ventured out on the border sectors to find her way as a salvage and rescue operator. During one of her regular runs to the debris fields of the abandoned Zetrian system, she picks up a distress signal and sets down on ...
2d game
2dcg
animated
big ass
big tits
female protagonist
lesbian
monster
monster girl
platformer
sci-fi
shooter
tentacles
vaginal sex
A Crown of Thorns [v1.30]
![A Crown of Thorns [v1.30]](/Games/A-Crown-of-Thorns/miniMainImage.webp)
A Cyberpunk visual novel in a post-Apocalyptic world that is a cross between Sin City and Blade Runner. Based on the IP of the 3-time award nominated feature film script entitled “Blade n Blood”. This is a visual novel based on the IP of the 3 time award nominated feature film script entitled “Bl...
3dcg
adventure
animated
big ass
big tits
dystopian setting
graphic violence
group sex
lesbian
male domination
male protagonist
masturbation
multiple penetration
oral sex
parody
sci-fi
vaginal sex
Project Exilium: Breeding Protocol [v0.1]
![Project Exilium: Breeding Protocol [v0.1]](/Games/Project-Exilium-Breeding-Protocol/miniMainImage.webp)
Project Exilium – Breeding Protocol is a sci-fi, roguelike deck-builder inspired by Slay the Spire, where strategy and NSFW collides. Trailer:
ahegao
ai cg
anal sex
animated
big ass
big tits
bukkake
creampie
dystopian setting
fantasy
interracial
lactation
masturbation
monster
multiple penetration
pregnancy
sandbox
sci-fi
sex toys
strategy
superpowers
tentacles
transformation
turn based combat
vaginal sex
Earth Defense Team Star Guardians
Porin of the Star Guardians brought a treasure back to the earth making her escape from an evil institution called Destopian. Having lived on the earth for months, her peaceful life is suddenly interrupted by a villain from Destopian, Anemone. Thus, she is thrown into days of battle once more, th...
2dcg
bdsm
big ass
big tits
female protagonist
japanese game
kinetic novel
oral sex
sci-fi
sex toys
tentacles
Galaxy [v1.4]
![Galaxy [v1.4]](/Games/Galaxy/miniMainImage.webp)
You were incarcerated wrongly by the captain that took it as a personal matter while the Earth has ten years for the last humankind.Ok you slept with his daughter...And his wife... At the same time...At the charity Gala he was hosting...that was filmed by surveillance camera.Your last chance to g...
3dcg
creampie
group sex
male protagonist
oral sex
sci-fi
titfuck
vaginal sex
Harem Squad Agent Girl Trainer [v0.2]
![Harem Squad Agent Girl Trainer [v0.2]](/Games/Harem-Squad-Agent-Girl-Trainer/miniMainImage.webp)
Lead your squad, powered by strong psionic powers against the clankers. As squad captain, it’s your duty to take care of the well-being of your girls, using your Lay on Hands power to help them recover their injuries and Psy-Energy.
3dcg
animated
big tits
combat
dating sim
harem
male protagonist
pov
rpg
sandbox
sci-fi
trainer
Horizon Nexus [v0.1.1 Hotfix]
![Horizon Nexus [v0.1.1 Hotfix]](/Games/Horizon-Nexus/miniMainImage.webp)
Welcome to Horizon Nexus, an immersive Adult Visual Novel game where you find yourself stranded on a mysterious spaceship in the middle of nowhere. As you explore, strange events unfold aboard the vessel, and it becomes clear that something has gone terribly wrong. Your mission? To save the ship ...
3dcg
adventure
anal sex
big ass
big tits
creampie
dating sim
female domination
footjob
groping
handjob
lesbian
male protagonist
masturbation
oral sex
romance
sandbox
sci-fi
sex toys
teasing
voyeurism
Horny Harlots [v0.2]
![Horny Harlots [v0.2]](/Games/Horny-Harlots/miniMainImage.webp)
Horny Harlots is an Interactive Erotic Adult Adventure Novel that's choice based, this public release is a Free Demo to give you a taste of the sexyness that's unfolding, or should I say, undressing? This Novel will be a set of 3 Volumes, each having 8-14 chapters in each. Which means tons and to...
3dcg
big ass
big tits
creampie
male protagonist
oral sex
sci-fi
teasing
vaginal sex
Ich Will Project [v0.3.1]
![Ich Will Project [v0.3.1]](/Games/Ich-Will-Project/miniMainImage.webp)
Your childhood friend Eileen entrusted you a secret: How to enter people's psyche. The next moment she disappeared in front of your eyes. Now no-one around you is able to remember she ever existed... or do they? With very little knowledge about what's happening, and in the hope of rescuing her yo...
3dcg
ahegao
bdsm
big tits
fantasy
male protagonist
mobile game
multiple endings
romance
school setting
sci-fi
List of sci-fiios Porn Games by Platform
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List of sci-fiios 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.