Mission: Aliens
Sergeant, last night we received a signal that an unknown aircraft of extraterrestrial origin had crashed in the taiga.
100% of 7 Steam reviews are positive$0.99
Games like Moonbase Down
Did Moonbase Down leave you in a tense and retro frame of mind? These games are a good place to start.
Moonbase Lambda
The base is silent—as if abandoned. The air feels heavy, and oxygen is running out. In the shadows, something stirs. You can hear it, but you can’t see it. Every step echoes in the darkness, every sound makes your pulse race. Survive. Escape. Before time runs out.
Tense, Retro, Scary
93% of 40 Steam reviews are positive$4.99HELL OF FEAR: Mind Breach
Step into the boots of Major Axel Vex in this survival horror descent into deep space. You embark on a mission to investigate a distress signal coming from Cengona Base. What starts off as a simple mission quickly turns into a terrifying, action-packed fight for survival.
Tense, Scary, Dark
86% of 92 Steam reviews are positive$11.04Moon Runner
You are tasked with urgent maintenance on a small moon. Find the monoliths and manage your survival to complete your mysterious assignment.
Tense, Scary, Surreal
86% of 301 Steam reviews are positivePlayers online now: 1FreeSpace Beast Terror Fright
A very hard first-person roguelike where Marines board dark, Beast-infested ships to download DataCores, overload the reactor and run for the Airlock. One hit kills, every map is new, and co-op turns panic into a team sport.
Tense, Retro, Scary
91% of 1,261 Steam reviews are positivePlayers online now: 5$14.99ROUTINE
A first-person sci-fi horror on an abandoned lunar base built around an 80s vision of the future. No waypoints, no map, no hand-holding: you explore, read terminals, and piece together what happened while something in the dark is certain you are the threat.
Tense, Scary, Dark
91% of 7,830 Steam reviews are positivePlayers online now: 117$24.99MewnBase
You are a cat on a barren planet, and you forgot the snacks. Scavenge for food and scrap, build a cozy little base with airlocks and rain collectors, research strange artifacts, and keep the oxygen flowing. Survival without the stress: gentle, cartoony, and yours to rearrange.
92% of 1,341 Steam reviews are positivePlayers online now: 3$9.99Alien Shooter
A top-down shooter from 2003 that still knows exactly what it is: a dark military complex, thousands of aliens, and nine very large guns. Clear the base mission by mission, upgrade your soldier, and paint the floors red (or green, your choice). Short, loud and endlessly replayable.
Tense, Retro, Scary
96% of 3,964 Steam reviews are positivePlayers online now: 10$4.99Lunar Nightmare
Lunar Nightmare is a retro-inspired sci-fi thriller, set on an abandoned Moon base, where you have to solve the mystery behind missing crew members, ancient discoveries around deep down the Lunar surface, rouge-AI trying to control your fate and ghastly androids to revolting against your command.
Tense, Retro, Scary
81% of 54 Steam reviews are positive$3.99Moon Mystery
The Moon's haunted - and when an astronaut loses contact with Earth, the adventure begins in full. Fill up your oxygen, load up the guns, and set out on an interstellar FPS adventure across the stars, filled with puzzles, fights, exploration, and strange secrets of the universe.
Tense, Dark
67% of 552 Steam reviews are positive$19.99The Last Man
A topdown survival space horror where a single enemy hit can end your life
Tense, Retro, Scary
100% of 13 Steam reviews are positive$6.99Moonbase 332
Fun meets Frustration. Hello and Welcome to Moonbase 332, The fast arcade first person shooter. Austria has tested on the Moonbase 332 some genetically modified Plagues to use it as a weapon. Your job is now there to clean up. Fight your way through the Moonbase 332.
Tense, Retro, Surreal
23% of 35 Steam reviews are positive$4.99Operator8
An unparalleled alien invasion has overwhelmed the Mining Block Facility on the moon Triton, leaving only death and horror in its wake. You are a mercenary known as Operator8 and you alone have been called in to bring a stop to this fierce attack. Destroy the hive mind at all costs!
Tense, Retro, Scary
82% of 51 Steam reviews are positive$6.99
Cheaper than Moonbase Down
ROD: Revolt Of Defense
Explore a random generated space. Find artifacts and treasure maps. Build and develop your base on a flying platform.
80% of 526 Steam reviews are positive$0.99
Xenosensory
Xenosensory is a short incremental game with horror themes. Use your cursor to bust Xenos and save convicts then spend your research points on skill…
93% of 166 Steam reviews are positive$2.39
The Outer Space Bugs
Exterminate the bugs that are hidden on the dark side of the moon.
0% of 2 Steam reviews are positive$1.99
The guard of dungeon
The Guard of Dungeon - This is the mad first-person shooter. The Unknown Alien Force (UAF) wants to enslave Our World.
62% of 60 Steam reviews are positive$1.99
ISOLATE
You, who needed money, will participate in a secret biological experiment.
95% of 43 Steam reviews are positive$1.99
Final Directive
Final Directive is a story driven shooter set in a space station disastrously infested by alien mutants.
82% of 84 Steam reviews are positive$1.99
Infected spaceship generator
Generator of random mazes with a search for objects, ammunition and weapons.
69% of 13 Steam reviews are positive$1.99
Marsmare: Alienation
Marsmare: Alienation is a thrilling adventure of an earthling kidnapped by malevolent aliens.
92% of 13 Steam reviews are positive$1.99
Vacuum
A 3D first-person shooter in which, by chance, an astronaut gets inside the Earth's Moon satellite teeming with various alien creatures.
100% of 2 Steam reviews are positive$1.99
Investigating Alien Cats 调查外星猫
Investigating Alien Cats is a short independent horror game where you help your friend Kit rescue his friend and survive under the dangerous axe…
79% of 19 Steam reviews are positive$0.99
The Down Below
Fight off mutant creatures and other horrors with your trusty lever action shotgun as you slowly unravel the story of what happened to the band of…
100% of 3 Steam reviews are positive$1.99
Hidden gems like Moonbase Down
MewnBase
Land on an uncharted planet as a space cat, then scavenge, craft and build a base to survive on it.
92% of 1,341 Steam reviews are positivePlayers online now: 3$9.99
ROUTINE
A first-person sci-fi horror on an abandoned lunar base built around an 80s vision of the future.
91% of 7,830 Steam reviews are positivePlayers online now: 117$24.99
Species: Unknown
Take a contract on an abandoned ship, figure out which creature is stalking your crew, and survive the run.
91% of 10,894 Steam reviews are positivePlayers online now: 399$9.99
Space Beast Terror Fright
Raid procedurally generated ghost ships with up to three friends, grab the data, blow the reactor and escape before it blows you.
91% of 1,261 Steam reviews are positivePlayers online now: 5$14.99
Endoparasitic
Crawl through a lab on one arm, hand-load every bullet and hold off the parasite in your head long enough to reach the exit.
93% of 2,970 Steam reviews are positivePlayers online now: 8$9.99
Moon Runner
You are tasked with urgent maintenance on a small moon. Find the monoliths and manage your survival to complete your mysterious assignment.
86% of 301 Steam reviews are positivePlayers online now: 1Free
Moon Mystery
The Moon's haunted - and when an astronaut loses contact with Earth, the adventure begins in full.
67% of 552 Steam reviews are positive$19.99
RIPOUT
Ripout is an online Co-Op horror FPS that will have players fight their way through procedurally generated derelict ships filled with mutants…
65% of 786 Steam reviews are positive$19.99
Moons of Madness
Keep a failing Mars outpost alive alone, and find out what happened to the crew that vanished.
77% of 2,204 Steam reviews are positivePlayers online now: 7$24.99
Genesis Alpha One Deluxe Edition
Grow a clone crew, splice alien DNA and hold your starship together as infected corridors close in around you.
73% of 1,571 Steam reviews are positivePlayers online now: 15$19.99
Subterrain
Scavenge, craft and fight through a dying underground colony while an infection spreads and every resource counts.
79% of 1,005 Steam reviews are positivePlayers online now: 4$16.99
MoonBase Commander
Explore. Strategize. Conquer.In the far future, Mankind has nearly exhausted all of earth’s natural resources.
89% of 161 Steam reviews are positive$5.99
Newest games like Moonbase Down
HUNTED
A sit 'n' survive set on board a spaceship. Aliens have made it inside, and you need to defend yourself.
90% of 10 Steam reviews are positiveFree
Xenosensory
Xenosensory is a short incremental game with horror themes. Use your cursor to bust Xenos and save convicts then spend your research points on skill…
93% of 166 Steam reviews are positive$2.39
HELL OF FEAR: Mind Breach
Step into the boots of Major Axel Vex in this survival horror descent into deep space.
86% of 92 Steam reviews are positive$11.04
ROUTINE
A first-person sci-fi horror on an abandoned lunar base built around an 80s vision of the future.
91% of 7,830 Steam reviews are positivePlayers online now: 117$24.99
Species: Unknown
Take a contract on an abandoned ship, figure out which creature is stalking your crew, and survive the run.
91% of 10,894 Steam reviews are positivePlayers online now: 399$9.99
The Maze Survivor: The 9th Entrants
The Maze Survivor is a limited space survival game that uniquely combines the characteristics of survival, horror, puzzle solving and maze adventure…
83% of 63 Steam reviews are positive$8.99
Mother Hub
A retro FPS with an artistically gritty setting from the early 2000's. Uncover futuristic weapons lost to time and face off against terrifying bosses.
77% of 81 Steam reviews are positive$9.99
Moonbase Lambda
The base is silent—as if abandoned. The air feels heavy, and oxygen is running out. In the shadows, something stirs.
93% of 40 Steam reviews are positive$4.99
SCP: Fragmented Minds
You wake from cryosleep at a collapsed SCP facility on Mars and search its ruins for survivors, answers and a way out.
91% of 1,265 Steam reviews are positive$9.99
Operator8
An unparalleled alien invasion has overwhelmed the Mining Block Facility on the moon Triton, leaving only death and horror in its wake.
82% of 51 Steam reviews are positive$6.99
SPACEUM
You're stranded on SPACEUM, a sprawling space base with a deadly alien parasite hiding in the shadows.
100% of 6 Steam reviews are positiveFree
Moon Mystery
The Moon's haunted - and when an astronaut loses contact with Earth, the adventure begins in full.
67% of 552 Steam reviews are positive$19.99