Alien Attack
You are a space trooper. Your crew finished the cleaning mission and left you alone by accident. Now you are surrounded by aliens.
82% of 182 Steam reviews are positive$1.99
Games like Ailment
Want something that feels tense and retro the way Ailment does? These games could fill that gap nicely.
Alien Attack
You are a space trooper. Your crew finished the cleaning mission and left you alone by accident. Now you are surrounded by aliens. Persist them as long as you can.
Tense, Retro, Fast-paced
82% of 182 Steam reviews are positive$1.99Princess Remedy in a World of Hurt
Remedy just graduated from healing school, and Hurtland needs her: everyone there is ill, from stray ducks to dark lords. Healing means short, lively bullet-dodging duels, and the writing is genuinely funny.
Retro, Fast-paced
97% of 2,925 Steam reviews are positiveFreeEndurance - space action
Endurance is an extremely exciting story-driven adventure shooter and a prequel of Ailment, one of the most downloaded pixel art mobile action games in the last year
Tense, Retro, Fast-paced
25% of 4 Steam reviews are positive$7.99SpaceCorn
You're a unicorn in an alien planet. Now what?
Retro, Mysterious
62% of 286 Steam reviews are positive$0.99深空七号 Deep Space 7
This is an independent action shooting game with a third person horror atmosphere. Facing the terrifying monsters in the space station, you must overcome the shortage of supplies, solve numerous mysteries, and successfully escape danger
Tense, Fast-paced, Dark
79% of 319 Steam reviews are positive$5.99Dead Bits
Quilly got abducted by aliens, and now his freedom depends on nine tests of guns, bats and jumping. A first-person shooter where everything, enemies included, is built from cubes and falls apart into them, set to an original dubstep soundtrack. Short, strange and harder than it looks.
Retro, Fast-paced, Brutal
60% of 3,411 Steam reviews are positive$4.99Out There Somewhere
An astronaut crashes on a hostile alien planet with an empty fuel tank and one working tool: a gun that teleports you to wherever you shoot. Every screen becomes a puzzle in aiming, timing and nerve, wrapped in bright pixel art and a soundtrack that punches above its size. Clever, tough and short.
Tense, Retro, Fast-paced
92% of 6,154 Steam reviews are positive$9.99ASTRONAUTILUS
Your ship has crash-landed on a stray rogue planet, and you're out of fuel... It's up to you to delve beneath the frozen surface and find a way to get your ship back into space while fighting strange sea creatures and uncovering the mysteries of the world beneath the ice!
Tense, Retro, Fast-paced
94% of 50 Steam reviews are positive$9.99Mala Petaka
A 2D Pixel Art Shooter-inspired sci-fi FPS runs on GZDoom. You play as 'Petaka', an angry amnesiac that's on a journey to revive his memory by exploring multiple universes through warp portals. His journey won't be easy because he'll encounter one-eyed aliens and annoying drones that'll attack him.
Tense, Retro, Fast-paced
100% of 85 Steam reviews are positive$14.99Spaceport Hope
A huge hand-crafted world packed with 13 unique bosses, a gripping story, and tons of enemies, Spaceport Hope is the ultimate test of gaming prowess.
Retro, Fast-paced
76% of 410 Steam reviews are positive$1.99SpaceBourne
Spacebourne is an open space exploration game with Rpg elements. Its world consists of different factions at war. You as an expert pilot need to choose your side or be on no one's side and create a force of your own. Load up your weapons, Ready your ship and warp to adventure.
Tense, Mysterious
75% of 780 Steam reviews are positivePlayers online now: 2$14.99Cave Story+
A quiet boy wakes in a dark cave with no name and no memory, and finds a village of rabbit-like Mimigas in danger. Run, jump, shoot and fly through a massive retro action-adventure with 10 upgradeable weapons, over 20 boss fights and four endings. Cute looks, sharp claws, and a story people still talk about decades later.
Tense, Retro, Fast-paced
92% of 5,273 Steam reviews are positivePlayers online now: 20$14.99
Cheaper than Ailment
Dead Bits
Shoot blocky alien zombies, leap across floating platforms and blast everything into pieces while the dubstep pounds.
60% of 3,411 Steam reviews are positive$4.99
Spaceport Hope
A huge hand-crafted world packed with 13 unique bosses, a gripping story, and tons of enemies, Spaceport Hope is the ultimate test of gaming prowess.
76% of 410 Steam reviews are positive$1.99
helionaut
An open-world galaxy adventure game ✨🚀🌠 Explore a procedurally-generated universe filled with diverse micro-planets, asteroid belts and UFOs. 👽
94% of 204 Steam reviews are positive$2.99
PIXEL ZUMBI
Destroy the evil being that entered the Earth's atmosphere, causing an apocalypse.
71% of 34 Steam reviews are positive$1.99
Inescapable
Unravel the mystery uncovered by a remote interplanetary mining operation. What did they find? What threat does it pose?
39% of 51 Steam reviews are positive$2.99
Unalive
Unalive is an action adventure roguelike game. Randomly generated laboratory rooms. Collect unique items to improve your abilities.
72% of 299 Steam reviews are positivePlayers online now: 7$4.99
Seen
A lonely boy runs through a grey, hostile world with nothing but a cat and his hope.
91% of 9,345 Steam reviews are positivePlayers online now: 26$0.99
DOOMED
DOOMED is a First Person Shooter with horror elements, heavily inspired by old-school shooter classics.
57% of 176 Steam reviews are positive$4.99
Project Starship
Project Starship is an arcade bullet-hell with random mechanics. No match will ever be the same. Who will you be? Garret or Gwen?
80% of 305 Steam reviews are positive$2.99
Space - The Return Of The Pixxelfrazzer
Space - The Return Of The Pixxelfrazzer is an open-world sci-fi hack'n'slash.
97% of 30 Steam reviews are positive$2.99
Hidden gems like Ailment
Void of Lilly
Void of Lilly is an adventure in the world of the near future with JRPG elements and Bullet Hell battles!
89% of 249 Steam reviews are positiveFree
Cozy Space Survivors
A cozy time survival roguelite in space. You steer the shippy while the shooting happens automatically.
96% of 342 Steam reviews are positive$2.99
Moros Protocol
Fight through a decaying warship full of nightmares, alone or with a friend, one run at a time.
80% of 771 Steam reviews are positivePlayers online now: 13$24.99
BioGun
Get injected into the microscopic world of BioGun. Face viral threats and winding corridors on your mission to save man’s best friend from the inside.
87% of 492 Steam reviews are positivePlayers online now: 4$19.99
深空七号 Deep Space 7
This is an independent action shooting game with a third person horror atmosphere.
79% of 319 Steam reviews are positive$5.99
Return
Return to your home planet after 200 years of space travel in this atmospheric, art-driven adventure.
86% of 196 Steam reviews are positive$15.99
Sheepy: A Short Adventure
Guide a little stuffed hero through forgotten ruins, uncovering secrets and a story told by the world itself.
98% of 25,319 Steam reviews are positivePlayers online now: 44Free
Genopanic
Genopanic is a pixel-art, Metroidvania-inspired adventure-platformer.
73% of 274 Steam reviews are positivePlayers online now: 1$8.99
Power of Ten
Fly a star-fighter against a bloodthirsty armada. Gather weapons, resources, and upgrades to help you push back the relentless assault while…
79% of 247 Steam reviews are positivePlayers online now: 1$11.99
helionaut
An open-world galaxy adventure game ✨🚀🌠 Explore a procedurally-generated universe filled with diverse micro-planets, asteroid belts and UFOs. 👽
94% of 204 Steam reviews are positive$2.99
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
They Always Run
Become Aiden, a three-armed mutant who hunts the most dangerous bounties in the galaxy.
78% of 784 Steam reviews are positive$9.99
Newest games like Ailment
Void of Lilly
Void of Lilly is an adventure in the world of the near future with JRPG elements and Bullet Hell battles!
89% of 249 Steam reviews are positiveFree
Locum Tenens
Originally made for PSP in 2025. Full PC Steam port to modern systems. Variety of enemies, weapons, bosses and levels.
100% of 8 Steam reviews are positive$2.99
Mala Petaka
A 2D Pixel Art Shooter-inspired sci-fi FPS runs on GZDoom. You play as 'Petaka', an angry amnesiac that's on a journey to revive his memory by…
100% of 85 Steam reviews are positive$14.99
Moros Protocol
Fight through a decaying warship full of nightmares, alone or with a friend, one run at a time.
80% of 771 Steam reviews are positivePlayers online now: 13$24.99
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
深空七号 Deep Space 7
This is an independent action shooting game with a third person horror atmosphere.
79% of 319 Steam reviews are positive$5.99
BioGun
Get injected into the microscopic world of BioGun. Face viral threats and winding corridors on your mission to save man’s best friend from the inside.
87% of 492 Steam reviews are positivePlayers online now: 4$19.99
Genopanic
Genopanic is a pixel-art, Metroidvania-inspired adventure-platformer.
73% of 274 Steam reviews are positivePlayers online now: 1$8.99
Cozy Space Survivors
A cozy time survival roguelite in space. You steer the shippy while the shooting happens automatically.
96% of 342 Steam reviews are positive$2.99
Sheepy: A Short Adventure
Guide a little stuffed hero through forgotten ruins, uncovering secrets and a story told by the world itself.
98% of 25,319 Steam reviews are positivePlayers online now: 44Free
Alone in Space (by RetroVem)
Explore this short 2D sci-fi adventure game with an interactive game environment, interesting plot, a score system and (at least) two endings!
85% of 20 Steam reviews are positiveFree
Return
Return to your home planet after 200 years of space travel in this atmospheric, art-driven adventure.
86% of 196 Steam reviews are positive$15.99