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List of windows sci fi games

LustGames currently have 19223 windows sci fi porn games available to download. The games are sorted in order of relevance with the best windows sci fi games coming first.


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Prison Academia

Prison Academia

An age of space-faring. Several planets have already undergone terraforming and the territory of mankind has spread throughout our solar system. The united human federation is established and the dream of 'peace' that humanity has striven for brings hope to the heavens but... That hope, was soon ...

2dcg

ahegao

anal sex

animated

bdsm

big tits

bukkake

censored

cheating

corruption

creampie

drugs

exhibitionism

graphic violence

groping

group sex

humiliation

internal view

japanese game

lactation

male domination

male protagonist

masturbation

mind control

multiple endings

multiple penetration

oral sex

pregnancy

prostitution

rape

scat

school setting

sci-fi

sex toys

slave

stripping

titfuck

urination

vaginal sex

virgin

voiced

Prison Academia

Prisseceal, the Dazzling-and-Flaring Peach Princess

Prisseceal, the Dazzling-and-Flaring Peach Princess

The year is 202x, and something is up in Kamijiki City. Strange monsters are appearing, and it's all up to Sakura Himemiya and her hidden heroine identity "Brilliant Blossom Princess Prececile" to protect the city! However... The monster commander, and an evil cult and their devious leade...

2d game

2dcg

adventure

bestiality

censored

combat

creampie

female protagonist

japanese game

male domination

male protagonist

monster

multiple protagonist

netorare

pov

pregnancy

rape

rpg

sci-fi

tentacles

turn based combat

vaginal sex

Prisseceal, the Dazzling-and-Flaring Peach Princess

Project Bounded

Project Bounded

A fantasy world... Set into the future, about 200 years from now... A future filled with threats, intrigue... and love. A love so powerfull that could change the future of mankind... But.. it can't because it's forbidden... Based on Living Next Door To Alice​

3d game

animated

big ass

big tits

male protagonist

sandbox

sci-fi

Project Bounded

Radiant Star: Overture

Radiant Star: Overture

After responding to a distress signal, you and your crew get ambushed and crash land into a desert planet outpost, trapped by a containment field. You soon find out a mercenary group of alien giantess warriors has been harassing the outpost. As the senior officer on site, your priority is...

3d game

big ass

big tits

combat

female protagonist

monster girl

no sexual content

parody

sci-fi

shooter

superpowers

transformation

Radiant Star: Overture

Redefine

Redefine

Embark on an enthralling odyssey of mystery and vengeance in this gripping visual novel. In a world haunted by a tragic past, a young boy's life was shattered when his mother was ruthlessly taken from him 18 years ago. Now, with a burning desire for answers and a heart consumed by a thirs...

3dcg

big ass

big tits

male protagonist

milf

sci-fi

teasing

Redefine

Screw Wars IV: A New Cock [v0.6.6 Beta]

Screw Wars IV: A New Cock [v0.6.6 Beta]

SCREW WARS is a Parody Adult Visual Novel placed in a Star Wars Universe 'ish'. However, the main plot, the characters, and the environments are completely original. We want to escape from the same jokes and scenes that everyone has been doing all over again. However, if you are a true fan of the...

3dcg

anal sex

bdsm

group sex

lesbian

male protagonist

mind control

ntr

parody

sci-fi

tentacles

Screw Wars IV: A New Cock [v0.6.6 Beta]

Sexy Futa: Mecha Battles of Islands

Sexy Futa: Mecha Battles of Islands

Every 100 years, a futa warrior (Icarus Media) appears on the islands of Shizuyaki province, who must pass difficult tests and subjugate the islanders. In this he is opposed by anime girls, who are the guardians of these islands. In return, futa will receive the power of battle robots and...

3dcg

animated

big ass

big tits

female protagonist

futa/trans protagonist

lesbian

masturbation

monster girl

oral sex

sci-fi

turn based combat

vaginal sex

Sexy Futa: Mecha Battles of Islands

Soul Link - Regular Edition [v1.1 Final]

Soul Link - Regular Edition [v1.1 Final]

Fall, 2045C.E. Aizawa Shuuhei, a second-year cadet enrolled in Central Military Academy's primary division, is dispatched to Aries's orbital space station on a training mission. He reunites with his younger brother, Ryouta, and his childhood friend, Nao, both of whom reside there as cadet...

2dcg

adventure

ahegao

fantasy

graphic violence

group sex

japanese game

lesbian

male protagonist

multiple endings

multiple penetration

rape

romance

sci-fi

vaginal sex

voiced

Soul Link - Regular Edition [v1.1 Final]

Star Goddess

Star Goddess

You are the pilot of a small ship that is involved by chance in a war between the army of the evil goddess Mirajane and 9 beautiful demigods who want to escape their destiny. You have to avoid lots of lasers, bullets and starships, or maybe you can set the difficulty level to 'I'm here for the vi...

2d game

2dcg

combat

fantasy

sci-fi

shooter

stripping

Star Goddess

Stargazers [v1si0n4ry]

Stargazers [v1si0n4ry]

This game will have a whole different concept from TiTN, being a Sci-Fi themed game, with a much more deep and intriguing story. Stargazers, on the other hand, will put you in the role of an officer of the Intergalactic Federation, more than 1000 years from now, in an universe filled with...

3dcg

adventure

corruption

male domination

male protagonist

sci-fi

Stargazers [v1si0n4ry]

Steins;Gate

Steins;Gate

STEINS;GATE follows a rag-tag band of tech-savvy young students who discover the means of changing the past via mail, using a modified microwave. Their experiments into how far they can go with their discovery begin to spiral out of control as they become entangled in a conspiracy surrounding SER...

2dcg

adventure

graphic violence

japanese game

multiple endings

multiple protagonist

no sexual content

sci-fi

Steins;Gate

Steins;Gate: My Darling's Embrace

Steins;Gate: My Darling's Embrace

After repeated D-mail experiments, Okarin jumps to a world where 3% shift in world line was to be expected. And before he knew it, Kurisu as well as the rest of the members have been gathered and amidst preparations for a banquet.In this world, a new gadget had been created but the group is facin...

2dcg

harem

japanese game

male protagonist

multiple endings

no sexual content

romance

sci-fi

trap

voiced

Steins;Gate: My Darling's Embrace

Stop The Earth I'm Getting Off 2

Stop The Earth I'm Getting Off 2

The second game of the 'Stop the Earth, I'm getting off!' series. The next installment in the story about the guy who travels between worlds in a very peculiar way. He changes bodies with his double when he has sex with special girls. The protagonist is now looking for his home world (our planet ...

2dcg

adventure

big ass

big tits

fantasy

furry

male protagonist

monster girl

multiple endings

sci-fi

Stop The Earth I'm Getting Off 2

Strip Rock-Paper-Scissors - Ghost Edition

Strip Rock-Paper-Scissors - Ghost Edition

An 18+ pixel art strip rock-paper-scissors game, featuring ghost girls. Choose rock, paper, or scissors to compete against your opponent. Each time the player wins, the opponent removes one piece of clothing. After removing all of her clothes, the player unlocks a sex scene. Short game.​

2dcg

ahegao

animated

big ass

big tits

bukkake

censored

creampie

japanese game

male protagonist

monster girl

parody

point & click

vaginal sex

Strip Rock-Paper-Scissors - Ghost Edition

Strip Rock-Paper-Scissors - Police Edition

Strip Rock-Paper-Scissors - Police Edition

An 18+ pixel art strip rock-paper-scissors game, featuring a police girl. Choose rock, paper, or scissors to compete against your opponent. Each time the player wins, the opponent removes one piece of clothing. After removing all of her clothes, the player unlocks a sex scene. Very short ...

2dcg

ahegao

animated

big ass

big tits

bukkake

censored

creampie

japanese game

male protagonist

point & click

vaginal sex

Strip Rock-Paper-Scissors - Police Edition

Subject: The First Escape [v0.6.0c public]

Subject: The First Escape [v0.6.0c public]

Overview You find yourself exposed to unimaginable physical and sexual abuse, facing painful and even lethal dangers for the sake of an unknown cause. You are now immersed in a world without limits, rules, morals, or human rights. All you know is that you have to get out alive -- and in one piece...

3d game

adventure

animated

bdsm

creampie

female domination

female protagonist

futa/trans

graphic violence

group sex

horror

lesbian

mind control

monster

oral sex

rape

sci-fi

tentacles

transformation

vaginal sex

vore

Subject: The First Escape [v0.6.0c public]

Sunrider: Mask of Arcadius

Sunrider: Mask of Arcadius

As Captain Kayto Shields, embark on a galactic voyage of heroism and survival. With his home world destroyed and his nation conquered, the inexperienced Captain Shields, and his newly minted vessel, the Sunrider, are left as the only hope against a galactic evil intent on subjugating all ...

2d game

2dcg

big ass

big tits

combat

male protagonist

management

sandbox

sci-fi

strategy

teasing

turn based combat

Sunrider: Mask of Arcadius

Terra Ignota [v0.3.0]

Terra Ignota [v0.3.0]

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

Terra Ignota [v0.3.0]

The Alpha Gender

The Alpha Gender

It's the year 2030, in Los Angeles. For the last couple years something has been happening to women, worldwide. They've gotten stronger... faster... more aggressive... and smarter. These enhancements didn't happen overnight. They've unfolded and developed over this time, and as far as...

3dcg

animated

big ass

big tits

creampie

female domination

groping

handjob

humiliation

internal view

male protagonist

milf

mobile game

sci-fi

teasing

titfuck

vaginal sex

voiced

The Alpha Gender

The Call of Darkness

The Call of Darkness

While man takes his place among the Light of distant Stars, the price of survival may be to embrace the Shadows in Darkness... Man has finally reached new worlds and taken the first steps into the abyss, but, seemingly alone, we have had very little reason to change our ways. War and ...

3dcg

adventure

anal sex

animated

creampie

furry

group sex

horror

humor

internal view

lesbian

male protagonist

mobile game

monster girl

oral sex

religion

romance

sci-fi

vaginal sex

The Call of Darkness

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