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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 1432 sci-fiios porn games available to download. The games are sorted in order of relevance with the best sci-fiios games coming first.
Index
- List of sci-fiios porn games
- List of sci-fi porn games by platform
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Time Tenshi Paradox
History hangs in the balance... The Time Tenshi narrowly saved the future, but what lurks in the past? Join Rose, Kyo, Tessa and Michelle in the first episode of Time Tenshi Paradox. A new episodic visual novel series from Silver Cow Studio! Thanks to your grandfather's secret invention, a machin...
2dcg
adventure
ahegao
big tits
dating sim
fantasy
male protagonist
monster girl
multiple endings
no sexual content
romance
sci-fi
Timebound
OH MY GOD, THEY KILLED THE GCR TEAM!
3dcg
ahegao
animated
big ass
big tits
handjob
harem
humor
male protagonist
masturbation
mobile game
oral sex
romance
sci-fi
vaginal sex
virgin
voyeurism
Timestamps - Chapter 1: Unconditional Love [v1.0 PE P1]
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
Timestamps, 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
group sex
handjob
humor
incest
male protagonist
masturbation
milf
oral sex
sci-fi
slave
teasing
Timestamps, Unconditional Love [v1.0 PE P1]
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
sci-fi
sex toys
teasing
titfuck
vaginal sex
voyeurism
Titans Tower [v1.0a]
Try to get with Starfire, Jinx and Raven! All three will have many interactions as you live at Titans Tower! Who will you get with?
2dcg
anal sex
dating sim
groping
group sex
lesbian
male protagonist
monster girl
oral sex
parody
sci-fi
superpowers
vaginal sex
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
Toro 7
Toro 7 is an episodic science fiction story where you will be tasked with unraveling a mystery that is taking place on an isolated station. You can play as a straight man, a straight woman, or a lesbian woman and will have a variety of people to try to romance (although this is not a "harem" game...
3dcg
adventure
big ass
big tits
fantasy
female protagonist
futa/trans
lesbian
male protagonist
sci-fi
Torrid Tales [v0.6.2]
We get to follow along with many characters along the main story plus multiple side stories as well. So whats it about you ask, Without giving away to much and spoiling the story for some. A small neighborhood gets paid a visit and unknowingly becomes part of a science project that corrupts their...
3dcg
anal sex
bdsm
big ass
big tits
female protagonist
futa/trans
incest
lesbian
male protagonist
masturbation
mobile game
multiple protagonist
ntr
oral sex
sci-fi
sex toys
swinging
vaginal sex
voyeurism
Training of the Cybernetic Heroine of Justice
Control the heroine and fight against the evil empire! Choose the wrong option and face a bad ending! The empire's army awaits the heroine with various cruel and heinous acts! There is no depiction of bloodshed, but the heroine's various fluids will be flying around!
2d game
2dcg
adventure
ahegao
big ass
big tits
censored
combat
creampie
dilf
dystopian setting
female protagonist
graphic violence
horror
humiliation
japanese game
male domination
mind control
multiple endings
necrophilia
netorare
rape
scat
sci-fi
transformation
turn based combat
vaginal sex
Transformation Lab
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
Transpile Girl Rescue Operation!
In the year 2030, humanoid robot technology has advanced significantly. After working tirelessly for years, you manage to save up to buy a customized companion robot: “Hina” the Sleeping Beauty. Unfortunately, the Hina you have purchased is defective and will stop functioning in seven days! Using...
2d game
2dcg
adventure
ahegao
anal sex
animated
big ass
big tits
creampie
fantasy
groping
handjob
lactation
male domination
male protagonist
masturbation
oral sex
point & click
romance
sci-fi
sex toys
teasing
titfuck
vaginal sex
voiced
Trials In Tainted Space [v0.8.017]
Trials in Tainted Space is a text game about exploring the universe, yourself, and its myriad inhabitants in fun and customizable ways. Because the entire game is made in text, it's easy to change scenes on the fly. The game is built to accommodate everything from you playing a studly ship captai...
2dcg
adventure
anal sex
big tits
character creation
combat
female protagonist
furry
futa/trans
gay
lesbian
male protagonist
mobile game
monster
monster girl
oral sex
pregnancy
rape
sci-fi
tentacles
text based
transformation
trap
turn based combat
vaginal sex
Trials in Tainted Space [v0.8.059]
Trials in Tainted Space is a text game about exploring the universe, yourself, and its myriad inhabitants in fun and customizable ways. Because the entire game is made in text, it's easy to change scenes on the fly. The game is built to accommodate everything from you playing a studly ship captai...
2dcg
adventure
anal sex
big tits
character creation
combat
female protagonist
furry
futa/trans
gay
lesbian
male protagonist
mobile game
monster
monster girl
oral sex
pregnancy
rape
sandbox
sci-fi
tentacles
text based
transformation
trap
turn based combat
vaginal sex
Turqu-chan in the Hentai Laboratory
Turqu-chan, who was captured by a mysterious organization and transformed into a seductive-equipped Valkyrie Gear! Unable to completely control her gear, she occasionally escapes and wreaks havoc on the facility, leaving the researchers at their wit's end. In their desperation, the researchers pr...
2d game
2dcg
adventure
anal sex
animated
big ass
big tits
combat
cosplay
fantasy
female protagonist
japanese game
lactation
lesbian
mind control
monster
multiple penetration
oral sex
rape
sci-fi
sex toys
sexual harassment
shooter
teasing
tentacles
vaginal sex
Twists & Turns
It is the year 2027, you are the CEO of an asteroid mining company, husband and father of three daughters. Women admire you for your ambitious character and good looks but so far you, have always stayed faithful to your wife and never took advantage of the powerful position you're in. Just as eve...
3dcg
animated
big ass
big tits
creampie
male protagonist
sandbox
sci-fi
teasing
vaginal sex
Two Clusters Cold Haven [v0.1.0]
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
UFO
A young man was abducted by aliens, but after 1000 years his cryogenic chamber will be found by sex dolls.
3dcg
big ass
big tits
drugs
kinetic novel
lactation
male protagonist
milf
mind control
sci-fi
shota
U.N.C.F.-Icaros
UNCF-ICAROS a spaceship travelling far to another system in a 150-years long journey, but something unexpected happens, someone wakes up abruptly now he has to discover why and what caused this anomaly to happen along with many pleasant as it seems surprises.
2d game
3dcg
adventure
ahegao
animated
big ass
big tits
groping
handjob
male protagonist
milf
oral sex
sci-fi
teasing
titfuck
List of sci-fiios Porn Games by Platform
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List of sci-fiios Porn Games
LustGames organizes porn games into 118 categories. Browse the tags below to find games matching your interests—each game can belong to multiple categories.