itch.io

Browse Games Game Jams Upload Game Developer Logs Community

Log in Register

Indie game store Free games Fun games Horror games

Game development Assets Comics

Filter Results

Play in browser
Windows
macOS
Linux
Android
iOS

Last Day
Last 7 days
Last 30 days

Action
Adventure
Card Game
Educational
Fighting
Interactive Fiction
Platformer
Puzzle
Racing
Rhythm
Role Playing
Shooter
Simulation
Sports
Strategy
Survival
Visual Novel
Other

A few seconds
A few minutes
About a half-hour
About an hour
A few hours
Days or more

Local multiplayer
Server-based networked multiplayer
Ad-hoc networked multiplayer

Color-blind friendly
Subtitles
Configurable controls
High-contrast
Interactive tutorial
One button
Blind friendly
Textless

HTML5
Downloadable
Flash

With Steam keys
In game jams
Not in game jams
With demos
Featured

Related collections

HunterC767's Collection

Euraru's Collection

Survival horror

Magmarashi's Collection

phantommal's Collection

Top NSFW
Games Tools Game assets Comics Books Physical games Albums & soundtracks Game mods Everything else
tagged Aliens (120 results)

Sort by

120 results

(View all tags)

Explore NSFW games tagged Aliens on itch.io · Upload your NSFW games to itch.io to have them show up here.

New itch.io is now on YouTube!

Subscribe for game recommendations, clips, and more

Tales From The Unending Void

Camran, nobleman and smuggler, roams the galaxy. As he becomes part of sinister plans, his life is changed forever...

Visual Novel

$7

Pregnancy, Breed, Alien, Monster girl, Breast Expansion, Hyper Breast

ST Hot Dog King

Adventure

Lust Odyssey (NSFW Visual Novel)

An 18+ epic space adventure.

Visual Novel

Out in space... Can anyone hear you moan?

Visual Novel

Breeders From Sector 9!!

A seminal raid of Gravid Proportions!!

Play in browser

Starwatch Academy

[18+] First contact with extraterrestrial life changed humankind in many ways. What will you become at the academy?

Visual Novel

Play in browser

Alien Breeding Program: First Contact

Visual Novel

Platformer

$7

NSFW adventure/exploration... in space.

Adventure

Aliens in the Backyard

$15

The Dark forest

Role Playing

Have fun with a big tiddy alien gf.

Simulation

Lintw - The Simulated Märchen (Anatomically Correct Edition)

A simple simulator where you build a town for cute aliens!

Simulation

Starship Inanna

Visual Novel

Crash Landing 2

Aaliyah and her sexy guest continue their exploration of each other.

The Lusty Lizard

Simulation

Carnal Coup - Public Release Version

18+ Text-Based Sci-Fi Smut!

Visual Novel

Play in browser

Future Love Space Machine (FLSM) : Adult SciFi Sex (NSFW Erotic Lewd)

F.L.S.M. - Lewd cyberpunk sci-fi sex game. Plus, space monsters, robots, cat girls, lgbt!

Simulation

[ABANDONED] Extraterrestrial Gains

An +18, sci-fi, multi kink, expansion game!

Interactive Fiction

Play in browser

Through spacetime

Sci-fi adult harem game

Visual Novel

[18+] Strange latex-like creatures now roam Installation Echo. Will you survive the unknown and their strange powers?

Visual Novel

Play in browser

Earth Boys Are Easy

Aliens, eggplants, and love. Find your extraterrestrial bae in EBAE!

Visual Novel

Carnal Coup - Overseer's Edition

$7.99

As a perverted shapeshifter, you must fight to save your world!

Interactive Fiction

Laura's alien caverns

Join Laura on her next lewd adventure on an alien planet

TwistedStoneGames

Action

Crash Landing 1

A little green beauty gives a warm welcome to an unexpected visitor.

The Lusty Lizard

Simulation

Visual Novel

Play in browser

Asterism:Lawman

$3

You're the Sheriff 'round these parts! ... At least, as far as you remember...

Interactive Fiction

Play in browser

To Trust an Incubus Demo Bara Yaoi BL Visual Novel

Four Sexy Burly Bara Incubi Have Come to Earth, Are They Good or Evil? Kenta Must *Bond* With One of Them to Find Out!

Visual Novel

Help this fartsy doctor in a research!

Puzzle

Play in browser

$5

Shape the future of the galaxy with the assistance of your loyal crew aboard Callisto.

Visual Novel

Nioma "Intermediary" Runner-up Alien Pregnancy Animation

DimPixelAnimations

Play in browser

SOMEONE IS ALREADY MUTATED

A gay erotic horror guessing game

Interactive Fiction

Play in browser

Shooter

Play in browser

Survival

The Coming End: Fresh Force Frustrations

$24

Get Back Your Ability to Get Off

Visual Novel

Adventure

Connect the dinglebops with the schmarckles and see what happens.

Joseph Earnwile and the Wrath of the Plant People

$1

Adventure

Loading more games...

itch.io now on YouTube!Subscribe