Outwars
As a Dreadnaut soldier, you will lead a team of space troopers against an alien insect force in a planet by planet battle to save the universe.
84% of 31 Steam reviews are positive$5.99
Games like Alienautics
Hooked on the tense and fast-paced side of Alienautics? These games keep things close enough to feel familiar.
Outwars
As a Dreadnaut soldier, you will lead a team of space troopers against an alien insect force in a planet by planet battle to save the universe. You are the best we have. You are one mean space marine. Succeed in your mission objectives and we all survive. Fail...and you condemn us all.
Tense, Fast-paced, Brutal
84% of 31 Steam reviews are positive$5.99The Wraith of the Galaxy
The Wraith of the Galaxy is a third-person space combat game. Aliens have taken over outer space in order to conduct experiments on entire planets. Destroy them or they will destroy you.
Tense, Fast-paced
79% of 175 Steam reviews are positive$10.99Alien Earth
The evil Raksha have taken over the Earth. They hunt humans for sport - and you're next! Can the hunted become the hunter....?
Tense, Fast-paced, Brutal
70% of 20 Steam reviews are positive$5.99Alien Scumbags
Alien Scumbags is a sci-fi action platformer with a big slice of horror and a stack of pop culture references. You'll run, hide and kill across several levels, collect items from capsule machines and unlock characters.
Tense, Fast-paced, Brutal
98% of 65 Steam reviews are positive$5.99Alien Breed: Impact
A top-down sci-fi shooter aboard a failing spaceship. Blast swarms of aliens with shotguns and flamethrowers, scavenge cash from lockers and corpses, and spend it on weapon upgrades, alone or with a friend in online co-op. Old-school arcade action with a tense, atmospheric streak.
Tense, Fast-paced, Brutal
79% of 1,063 Steam reviews are positivePlayers online now: 3$9.99PROXY
Experience our combination of cover-based gun play and kinetic melee combat as you fight ever increasing waves of enemies. Choose between Trent or Alicia, and utilize their strengths and abilities to get the highest score possible!
Tense, Fast-paced, Brutal
54% of 13 Steam reviews are positiveFreeThe Admin
In the distant future, there are rumors of a mysterious cyborg running an abandoned hidden research facility on a planet far from the center of human civilizations.His mysterious origin attracts the Star System Governments to investigate the truth of this cyborg called The Admin and reclaim the facility with all its researches inside.
Tense, Fast-paced, Brutal
0% of 9 Steam reviews are positive$1.99Alien Shooter - Last Hope
New chapter in history of the legendary game, including 10 story missions.
Tense, Fast-paced, Brutal
77% of 328 Steam reviews are positivePlayers online now: 1$4.99Planetoid Evasion
Planetoid Evasion is a SCI-FI action shooter. You are controlling a swat member who was kidnapped by aliens and brought to their planet. Your goal is to escape the planet by any means necessary.
Tense, Fast-paced
60% of 10 Steam reviews are positiveFreeThe Secret Ops 2
This TPS game was developed by an individual using UE5. The story is set several years after an alien invasion has taken over the world. You will play as a taciturn and ruthless agent tasked with completing missions and doing whatever it takes to eliminate hostile forces and their resources.
Tense, Fast-paced, Brutal
88% of 8 Steam reviews are positive$7.99Rogue Trooper
Nu Earth: a poisoned planet where endless war rages between the Norts and the Southers. A futile struggle on a hostile planet with no end in sight. But there are tales of a lone warrior. A man who knows no allegiance, the Rogue Trooper!
Tense, Fast-paced, Brutal
94% of 499 Steam reviews are positive$9.99The Outsiders
The Outsiders is a sci-fi top-down survival shooter, a fun little indie game where you play as the Alien Boss slaying humans who are invading your planet! Be the Boss, destroy multiple enemies with a single blow or all of them with your badass power!
Tense, Fast-paced, Brutal
60% of 5 Steam reviews are positive$2.99
Cheaper than Alienautics
The Wraith of the Galaxy
The Wraith of the Galaxy is a third-person space combat game. Aliens have taken over outer space in order to conduct experiments on entire planets.
79% of 175 Steam reviews are positive$10.99
Alien Earth
The evil Raksha have taken over the Earth. They hunt humans for sport - and you're next! Can the hunted become the hunter....?
70% of 20 Steam reviews are positive$5.99
Alien Scumbags
Alien Scumbags is a sci-fi action platformer with a big slice of horror and a stack of pop culture references.
98% of 65 Steam reviews are positive$5.99
Alien Breed: Impact
An arcade shooter about an engineer shooting his way through a collapsing ship full of aliens.
79% of 1,063 Steam reviews are positivePlayers online now: 3$9.99
Alien Shooter - Last Hope
New chapter in history of the legendary game, including 10 story missions.
77% of 328 Steam reviews are positivePlayers online now: 1$4.99
The Admin
In the distant future, there are rumors of a mysterious cyborg running an abandoned hidden research facility on a planet far from the center of…
0% of 9 Steam reviews are positive$1.99
Rogue Trooper
Nu Earth: a poisoned planet where endless war rages between the Norts and the Southers. A futile struggle on a hostile planet with no end in sight.
94% of 499 Steam reviews are positive$9.99
The Secret Ops 2
This TPS game was developed by an individual using UE5. The story is set several years after an alien invasion has taken over the world.
88% of 8 Steam reviews are positive$7.99
Alien Shooter
Fight through a dark complex with a growing arsenal, upgrading your soldier as the horde keeps coming.
96% of 3,962 Steam reviews are positivePlayers online now: 10$4.99
The Outsiders
The Outsiders is a sci-fi top-down survival shooter, a fun little indie game where you play as the Alien Boss slaying humans who are invading your…
60% of 5 Steam reviews are positive$2.99
Orange Cast: Sci-Fi Space Action Game
As humanity’s elite space trooper, you take on a heroic, action-packed adventure throughout the galaxy.
46% of 143 Steam reviews are positive$6.99
Hidden gems like Alienautics
Olympius
Take up arms for humanity's last rebellion, hack enemy drones to fight for you and reclaim a ruined planet mission by mission.
87% of 249 Steam reviews are positivePlayers online now: 38$17.99
Legend Battles
Drop in with your squad, gear up fast, and fight your way back out of a match where every round goes sideways differently.
84% of 493 Steam reviews are positivePlayers online now: 25Free
Alien: Rogue Incursion Evolved Edition
A new action-horror story set in the iconic Alien universe. Play as rogue Colonial Marine Zula Hendricks, sent to investigate a blacksite on Purdan.
72% of 915 Steam reviews are positivePlayers online now: 6$29.99
Alien Removal Division
Fight through an infested 1950s military research facility with parkour moves and heavy guns.
88% of 1,094 Steam reviews are positiveFree
The Wraith of the Galaxy
The Wraith of the Galaxy is a third-person space combat game. Aliens have taken over outer space in order to conduct experiments on entire planets.
79% of 175 Steam reviews are positive$10.99
Scars Above
A colossal alien structure appears in Earth's orbit, and the scientist team sent to study it wakes up on a hostile exoplanet instead.
77% of 2,842 Steam reviews are positivePlayers online now: 6$29.99
Aliens: Dark Descent
Lead a squad of Colonial Marines in real time against a Xenomorph outbreak on Planet Lethe.
87% of 15,498 Steam reviews are positivePlayers online now: 285$11.99
Genesis Survivors
Welcome, hackers, you're being transferred to Eden City to defend its citizens against the alien threat!
69% of 110 Steam reviews are positive$4.99
Alien Shooter - Last Hope
New chapter in history of the legendary game, including 10 story missions.
77% of 328 Steam reviews are positivePlayers online now: 1$4.99
CRYPTARK
Cryptark is a 2D sci-fi shooter where you take on the role of a heavily armed privateer seeking to earn government contracts by boarding deadly…
83% of 913 Steam reviews are positivePlayers online now: 4$14.99
CYGNI: All Guns Blazing
An unrelenting onslaught of eye-popping visuals, ear bursting soundscapes and mind-melting action makes CYGNI the vanguard for the next generation…
60% of 449 Steam reviews are positive$29.99
Super Cyborg
Super Cyborg is an old school non-stop hardcore run'n'gun action game!
86% of 588 Steam reviews are positive$4.99
Newest games like Alienautics
Olympius
Take up arms for humanity's last rebellion, hack enemy drones to fight for you and reclaim a ruined planet mission by mission.
87% of 249 Steam reviews are positivePlayers online now: 38$17.99
Cyberpunk SFX
Cyberpunk SFX is a third-person sci-fi action game set in a world where artificial intelligence has been outlawed.
81% of 192 Steam reviews are positive$11.99
Palpus X Annihilation
Isometric action shooter with light RPG elements. Brutally kill tons of alien monsters, find over a dozen powerful weapons, skill up your hero &…
96% of 77 Steam reviews are positive$5.99
VILOVEJETS
The aliens have decided that Earth is an ideal target for an attack. Now, as the commander of a spaceship, you have to defend your home planet!
100% of 11 Steam reviews are positive$9.99
S.P.E.C.T.O.R 01
S.P.E.C.T.O.R 01 is a Third-Person SCI-FI action shooter. You are a soldier in the distant future on a solo rescue mission codenamed S.P.E.C.T.O.R 01.
75% of 12 Steam reviews are positiveFree
XOL: Space Mech Wars
Mech FPS game in all directions of space; follow the story and contribute to the fight for your homeland!
93% of 81 Steam reviews are positive$14.99
Alien: Rogue Incursion Evolved Edition
A new action-horror story set in the iconic Alien universe. Play as rogue Colonial Marine Zula Hendricks, sent to investigate a blacksite on Purdan.
72% of 915 Steam reviews are positivePlayers online now: 6$29.99
Galaxy Highways
An indie story-driven space shooter with intense battles, escalating enemy waves, and massive boss fights.
95% of 62 Steam reviews are positive$9.99
Assault On Proxima
Lock and load with Strike Force Delta in this action-packed sci-fi FPS!
81% of 32 Steam reviews are positive$9.99
Project Tower
Dive in Project Tower, a third-person shooter mixing intense bullet hell combat with a unique morphing ability.
74% of 78 Steam reviews are positive$9.99
The Secret Ops 2
This TPS game was developed by an individual using UE5. The story is set several years after an alien invasion has taken over the world.
88% of 8 Steam reviews are positive$7.99
Genesis Survivors
Welcome, hackers, you're being transferred to Eden City to defend its citizens against the alien threat!
69% of 110 Steam reviews are positive$4.99