Games like Alien Syndrome

Welcome to All the Stars, a retro-inspired space shooter where thrilling combat meets a cosmic narrative. Face waves of enemies, alien horrors, and a galaxy-changing choice. It’s an amateur passion project but it just might surprise you, no load screens, no microtransactions, just pure arcade action. If you enjoyed this game, see our list of games similar to All The Stars.

59%Game Brain Score

Most mentioned positive aspects:gameplay, replayability

Most mentioned negative aspects:music, atmosphere

100% User Score Based on 10 reviews

Play The Last Man on the most popular website for free online games! Poki works on your mobile, tablet, or computer. No downloads, no login. Play now! If you enjoyed this game, see our list of games similar to The Last Man.

95%Game Brain Score

Most mentioned positive aspects:music, graphics

Most mentioned negative aspects:replayability, grinding

98% User Score Based on 53 reviews

Critic Score 85%Based on 2 reviews

Take down hordes of alien invaders with your Power Shot, Truxton Beam, Thunder Laser, Homing Shot, Star‑mine Shot, and more! Don't forget to breathe as you face off against gigantic bosses in the ultimate battle for humanity’s survival! If you enjoyed this game, see our list of games similar to Truxton Extreme.

86%Game Brain Score

Most mentioned positive aspects:music, gameplay

Most mentioned negative aspects:story, grinding

87% User Score Based on 335 reviews

Critic Score 81%Based on 2 reviews

Due to a sudden shortage of milk, cats around the world are forced to seek out new sources to get their fix. You and your team of milk mining kittens have overcome a fear of water to drill down under the ocean seabed and begin extracting vast reserves of what seems to be naturally forming full-fat milk. Get ready for fast paced submarine action, defending the kittens from disruptive mechanical sea… If you enjoyed this game, see our list of games similar to Aqua Kitty: Milk Mine Defender.

71%Game Brain Score

Most mentioned positive aspects:story, gameplay

Most mentioned negative aspects:replayability, stability

77% User Score Based on 166 reviews

Critic Score 64%Based on 10 reviews

Battle for survival against waves of Martian mutants in this tactical twist on twin-stick shooters. Using the skills of your drone companion, make fight-or-flight decisions that drastically alter the threats you face. Will your choices lead you to freedom... or your doom? If you enjoyed this game, see our list of games similar to Solstice Chronicles: MIA.

90%Game Brain Score

Most mentioned positive aspects:story, graphics

Most mentioned negative aspects:stability, grinding

93% User Score Based on 1,918 reviews

Critic Score 80%Based on 3 reviews

X-Morph: Defense Complete Edition includes: X-Morph: Defense core game, European Assault DLC, Survival Of The Fittest DLC, Last Bastion DLC If you enjoyed this game, see our list of games similar to X-Morph: Defense.

80%Game Brain Score

Most mentioned positive aspects:story, gameplay

Most mentioned negative aspects:stability, grinding

81% User Score Based on 788 reviews

Critic Score 75%Based on 2 reviews

Shadowgrounds breathes fresh air into the action genre with explosive combat sequences, an innovative weapon upgrade system, and an intriguing storyline. The adrenaline-pumping, top-down gameplay and audiovisual fireworks set the scene for this new action experience which also includes single computer (split keyboard or joystick) co-op play. If you enjoyed this game, see our list of games similar to Shadowgrounds.

56%Game Brain Score

Most mentioned positive aspects:graphics, music

Most mentioned negative aspects:grinding

69% User Score Based on 32 reviews

MACE is a classic space shoot ’em up, inspired by the legendary Amiga games of this genre. Handdrawn 2D graphics in HD resolutions, parallax scrolling, explosion effects and optimized games mechanics, combined with the proven gameplay are transporting the “Spirit of Amiga” in today’s Age. If you enjoyed this game, see our list of games similar to M.A.C.E..

86%Game Brain Score

Most mentioned positive aspects:graphics, music

Most mentioned negative aspects:stability, grinding

86% User Score Based on 519 reviews

Get back to some serious Old-School gaming with Syder Arcade! A love letter to Amiga games of the 90′, no coins, no upgrade grinding, just your tenacity and a motherload of alien invaders. Syder Arcade is a free scrolling, multi directional shoot ’em up, an uncompromised old-school experience, furious, challenging, straightforward. This game will bring you back in time, when bulky starships were … If you enjoyed this game, see our list of games similar to Syder Arcade.

Think fast, kill faster. Blast through shifting alien hellscapes in this roguelite platform-twin stick shooter, switching between Soldier precision and demonic destruction. Survive relentless hordes, brutal bosses, and endless roguelite chaos. If you enjoyed this game, see our list of games similar to Two Sides of Hell.

Originally released in 1990, Zarlor Mercenary brought the excitement of top-down shooters to the Atari Lynx handheld console. Now, relive those days in this remastered emulated version. WANTED: Hot gun for hire. Travel to several exotic and dangerous places. Discover several exotic and dangerous aliens and kill them. Kill lots. For cash. Buy more weapons and kill again.GameplayChoose from a numbe… If you enjoyed this game, see our list of games similar to Zarlor Mercenary.

Where is Earth is a top-down vehicular combat game. Traverse planets, evading threats and obstacles, in search of your crew. Gather resources to assemble upgrades, landing vehicles, space craft, weaponry and support modules to aid you in your fight against an unknown enemy.PLOT 2050 AD Earth's natural resources are depleted and corporations are forced to expand their mining operations to neighbour… If you enjoyed this game, see our list of games similar to Where is Earth?.

After the last human war, gases were spread through the atmosphere making it unbreathable, pushing the richest to flee to orbital colonies and the others to take refuge underground. Get ready to fight giant Insects for the future of humanity ! If you enjoyed this game, see our list of games similar to Hexapoda.

"It's like Bop-It mixed with those OG space shooter game" Travel through space alone or with a friend as you escape the alien threat with scrambling controls. To help, your ship slows everything around you at the expense of energy. If your energy ever runs out before you complete a level, it’s game over! Each level contains multiple grids that you need to complete in order to complet… If you enjoyed this game, see our list of games similar to Cosmic Scramble.

62%Game Brain Score

Most mentioned positive aspects:gameplay, music

Most mentioned negative aspects:replayability

100% User Score Based on 13 reviews

Play as a member of the Order of the Vortex, a Star Knight tasked with defending the human kingdoms from the terrors that lie within the Vortex. This rogue-lite, bullet-hell, shoot-em-up will test your skill as well as your decision making abilities. Unlockable ships and crew members, combined with a variety of ship attachments and powerful relics, allows for tons of unique builds and synergies. F… If you enjoyed this game, see our list of games similar to Star Knight: Order of the Vortex.

88%Game Brain Score

Most mentioned positive aspects:gameplay

Most mentioned negative aspects:music, replayability

88% User Score Based on 51 reviews

A chaser horror game for 1-4 players. Pick up components that spawn around the world and insert them into computers to open up the exit. While you do this, there is a monster looking for you and chasing you if it comes close enough. If you enjoyed this game, see our list of games similar to Hex Bots.

89%Game Brain Score

Most mentioned positive aspects:gameplay, story

Most mentioned negative aspects:monetization, stability

89% User Score Based on 1,900 reviews

Battle against players from around the world with the PvP game modes! If you enjoyed this game, see our list of games similar to Spartan Firefight.

58%Game Brain Score

Most mentioned positive aspects:graphics, music

Most mentioned negative aspects:gameplay

88% User Score Based on 17 reviews

A VISUAL ASSAULT OF INCREDIBLE PIXEL ART SHOOTING The one-of-a-kind science fiction-themed shoot ‘em up Dogyuun is packed with gigantic bosses and a huge enemy variety that provides a tough challenge even for hardened shmup veterans. Dogyuun is a visual spectacle of amazing pixel art graphics and detailed animation under the artistic vision of Hayashi Miho and Koetsu Iwabuchi. The game also marked… If you enjoyed this game, see our list of games similar to Dogyuun.

88%Game Brain Score

Most mentioned positive aspects:gameplay, graphics

Most mentioned negative aspects:story, grinding

88% User Score Based on 678 reviews

A twin stick shooter without the twin stick, Gunlocked is a sci-fi action roguelike about careful positioning and upgrade selection. Manage unique targeting systems across multiple weapons and upgrades, as you battle legions of alien ships, and then do it all over again! If you enjoyed this game, see our list of games similar to Gunlocked.

77%Game Brain Score

Most mentioned positive aspects:gameplay, graphics

Most mentioned negative aspects:story, optimization

77% User Score Based on 86 reviews

For the very first time, highly acclaimed Japanese Arcade Shoot’em Ups - VASARA (2000) and VASARA 2 (2001) - are made available to the whole world via this package: VASARA COLLECTION! If you enjoyed this game, see our list of games similar to VASARA Collection.

90%Game Brain Score

Most mentioned positive aspects:story, gameplay

Most mentioned negative aspects:music, replayability

92% User Score Based on 176 reviews

Critic Score 80%Based on 1 reviews

The cataclysmic battle between giant monsters has begun in this manga-inspired, side-scrolling, kaiju beat-'em-up! Titanic creatures known as Nephilim have invaded Earth, and the only hope of stopping them is DAWN (Defense Alliance Worldwide Network), which unleashes its own colossal combatants to defend against the enemy hordes! Take control of four hulking behemoths - Megadon, Aegis Prime, Tempe… If you enjoyed this game, see our list of games similar to Dawn of the Monsters.

89%Game Brain Score

Most mentioned positive aspects:gameplay, music

Most mentioned negative aspects:story, graphics

89% User Score Based on 109 reviews

Xenoraid is an exciting vertically scrolling shoot'em up rooted in the classic action gameplay of the genre with added modern features. Xenoraid upgrades the basic shmup gameplay with advanced shooting mechanics. Fighters tilt left and right when moving horizontally and weapons heat up when firing. Master the mechanics and line up devastating bursts of fire! Missions in Xenoraid a procedurall… If you enjoyed this game, see our list of games similar to Xenoraid: The First Space War.

89%Game Brain Score

Most mentioned negative aspects:story, gameplay

89% User Score Based on 85 reviews

Dive, destroy and escape. TUNNEL DIVERS is a F2P high octane twin stick shooter, where you pilot a close quarters based spaceship that excels in claustrophobic areas. Play online with or against other pilots, create your own levels in the level editor, and wage war against the rogue AI, Watch Dog. If you enjoyed this game, see our list of games similar to TUNNEL DIVERS.

92%Game Brain Score

Most mentioned positive aspects:story, gameplay

Most mentioned negative aspects:stability, character development

92% User Score Based on 1,587 reviews

S.B.T.F. is a very hard arcade-style / rogue-like / perma-death first person shooter. You play as Marines who must brave dark, claustrophobic and terrifyingly intense Space Beast infested spacecraft in order to extract critical data and lucrative upgrades. Can you make it out alive? If you enjoyed this game, see our list of games similar to Space Beast Terror Fright.

86%Game Brain Score

Most mentioned positive aspects:gameplay, graphics

Most mentioned negative aspects:story, grinding

86% User Score Based on 142 reviews

"Taking up arms solo or with a friend, you must dance with death in a brutal and addictive arcade platformer shooter inspired by Super Crate Box and stuffed to the brim with unlockables. Fight through rapid fire single screen levels each with a random combination of platform layout, objective, vending machines and enemies. Dodge and weave amongst the aliens to stay alive but don’t leave them stan… If you enjoyed this game, see our list of games similar to Super Mutant Alien Assault.

98%Game Brain Score

Most mentioned positive aspects:gameplay, music

Most mentioned negative aspects:optimization, story

98% User Score Based on 340 reviews

Prepare yourself for an insatiable rain of bullets, bombs, and beams in Crimzon Clover.From Japanese indie developers YOTSUBANE and AdventurePlanningService, this unique top-down shooter is a wild ride you won't want to miss out on.Your first step in Crimzon Clover: World EXplosion is choosing how you want to play, as well as which powerful ship will be yours to command. Choose your version fr… If you enjoyed this game, see our list of games similar to Crimzon Clover World EXplosion.

86%Game Brain Score

Most mentioned positive aspects:gameplay, story

Most mentioned negative aspects:stability, optimization

86% User Score Based on 6,194 reviews

An online multiplayer game about shapeshifting deception and betrayal! As a hapless, brave spaceman employed by The Company you'll work diligently to defend and be rescued from failing outposts, but not everyone around you is who they claim to be... If you enjoyed this game, see our list of games similar to Unfortunate Spacemen.

53%Game Brain Score

Most mentioned positive aspects:music, graphics

Most mentioned negative aspects:gameplay, grinding

53% User Score Based on 249 reviews

Includes: Base Game Desert Child - Soundtrack Play Desert Child and groove to your favorite lo-fi hip-hop sounds on the go. Download the Desert Child game and soundtrack now. If you enjoyed this game, see our list of games similar to Desert Child.

37%Game Brain Score

Most mentioned positive aspects:graphics, humor

Most mentioned negative aspects:gameplay, story

37% User Score Based on 353 reviews

The Bunch is the most formidable team of elite fighters ever assembled from around the world. What brought them together? Well, obviously the Earth is under attack! An alien invasion is threatening all humankind, without regards to gender, color or nationality. And these nasty aliens have a powerful Zombie Army at their disposal! If you enjoyed this game, see our list of games similar to Bunch of Heroes.

70%Game Brain Score

Most mentioned positive aspects:music, gameplay

Most mentioned negative aspects:story

87% User Score Based on 30 reviews

Critic Score 72%Based on 4 reviews

The definitive 'Turbo Edition' of the easy to play hard to master space blaster. Bringing more game modes, ships, challenges, upgradable power-ups and frantic retro space blasting fun than ever before. Alone or in co-op you’ll keep coming back to unlock ships, upgrade weapons and beat your high-score. If you enjoyed this game, see our list of games similar to Super Mega Space Blaster Special Turbo.

85%Game Brain Score

Most mentioned positive aspects:graphics, music

Most mentioned negative aspects:gameplay, stability

88% User Score Based on 52 reviews

Critic Score 75%Based on 2 reviews

Out Zone is a vertically scrolled run and gun video game set in the future of the year 2097, where an alien race from the fictional planet Owagira are threatening to wipe out humanity. After multiple failed attempts to defend Earth against their attacks, players assume the role of cyborg mercenaries recruited by the United Nations in a last-ditch effort to overthrow the invaders If you enjoyed this game, see our list of games similar to Out Zone.

81%Game Brain Score

Most mentioned positive aspects:gameplay, music

Most mentioned negative aspects:grinding, stability

89% User Score Based on 2,602 reviews

Critic Score 39%Based on 1 reviews

Get blown into another dimension as you experience the gutbusting fun with the Kung Fury game. Beat the Nazis to stop Kung Führer and uphold the law! Become the action!Be. Kung. Fury!!!! If you enjoyed this game, see our list of games similar to Kung Fury: Street Rage.

90%Game Brain Score

Most mentioned positive aspects:music, gameplay

Most mentioned negative aspects:stability

90% User Score Based on 852 reviews

In Blazing Chrome, bring your best pal and kick some metal butts to free the humankind while enjoying a classic run’n’gun, fully loaded with action and exciting fights! If you enjoyed this game, see our list of games similar to Blazing Chrome.

80%Game Brain Score

Most mentioned positive aspects:music, story

Most mentioned negative aspects:character development, grinding

80% User Score Based on 1,245 reviews

Saviors brings the best bullet hell experience you can find on Steam. Play through 18 challenging stages in this ultimate test of tactics and reflexes. If you enjoyed this game, see our list of games similar to Saviors.

90%Game Brain Score

Most mentioned positive aspects:music, graphics

Most mentioned negative aspects:story, stability

95% User Score Based on 65 reviews

Critic Score 70%Based on 2 reviews

Truxton is a 1988 vertically scrolling, shoot 'em up arcade game developed by Toaplan, later ported to the Mega Drive (worldwide) and the PC Engine (Japan-only). Like many other scrolling shooters, the game is set in outer space, where the player takes control of a small spaceship across several planets. The game is played with an eight-way joystick and two buttons (a shot and a bomb button) throu… If you enjoyed this game, see our list of games similar to Truxton.

78%Game Brain Score

Most mentioned positive aspects:graphics, music

Most mentioned negative aspects:atmosphere, monetization

82% User Score Based on 115 reviews

Critic Score 70%Based on 5 reviews

The original space shooter warps to the modern era! Asteroids: Recharged has been reimagined for modern gameplay, with vibrant visuals, powerful new abilities, and another original soundtrack from award-winning video game composer Megan McDuffee. Asteroids: Recharged creates a familiar, but revitalized and modern challenge to both old school and new high score chasers. And 30 unique and creative … If you enjoyed this game, see our list of games similar to Asteroids: Recharged.

64%Game Brain Score

Most mentioned positive aspects:story, gameplay

Most mentioned negative aspects:grinding, replayability

64% User Score Based on 573 reviews

Can you survive the alien onslaught? Alien Breed 2: Assault is the second chapter in the Alien Breed series, and is an explosive science fiction arcade-shooter with an epic story, swarms of highly intelligent alien enemies, high-impact weaponry, highly detailed and rich environments, developed using Epic Games' Unreal Engine 3. Take control of the hero, Conrad, the ship’s Chief Engineer, and conti… If you enjoyed this game, see our list of games similar to Alien Breed 2 Assault.

62%Game Brain Score

Most mentioned positive aspects:music, graphics

100% User Score Based on 19 reviews

Critic Score 56%Based on 6 reviews

Crucible is a team-based action shooter driven by the choices you make. Each match in Crucible is a fight for survival and control. Not only will you be going toe-to-toe with your fellow competitors, but you’ll have to adapt and overcome all the challenges the planet itself throws your way. You and your teammates will need to work together to take down alien creatures, capture objectives, and purs… If you enjoyed this game, see our list of games similar to Crucible.

76%Game Brain Score

Most mentioned positive aspects:music, graphics

Most mentioned negative aspects:stability, grinding

83% User Score Based on 777 reviews

Critic Score 63%Based on 4 reviews

Capsized is a fast paced 2D platformer focused on intense action and exploration. As a intrepid space traveler, your ship has crash landed on a mysterious alien planet. You must navigate through the perilous environment and fight off blood-thirsty creatures to save your crewmates and escape with your lives! If you enjoyed this game, see our list of games similar to Capsized.

EXOVORE is a dual-stick space horror shoot’em-up inspired by the legendary Sinistar. Mine asteroids for energy, forge powerful weapons and battle through swarms of biomechanical nightmares as a colossal alien intelligence awakens to destroy you. It starts out nice and slow, giving you a chance to learn the controls and upgrade your ship. But the action and complexity builds with each level. If you enjoyed this game, see our list of games similar to Exovore.

Metacell: Genesis ARCADE is an arcade game inspired by old-school arcade games, with the match 3 mechanic. The basic gist of Arcade mode is a score attack mechanic where you want to survive to level 100 with the highest score. Fight back a never ending spawn of game pieces by making matches of 3 or more before the board fills up, or even worse, you are killed by one of the traps that could spawn a… If you enjoyed this game, see our list of games similar to Metacell: Genesis ARCADE.

62%Game Brain Score

Most mentioned positive aspects:graphics, replayability

Most mentioned negative aspects:music, story

70% User Score Based on 40 reviews

Year 1999, fall. The countless super minimum machine group 'nano-machine', which came flying, invaded the principal weapon and military terminals of each country from outer space and began multiplication. This weapon group which is automated with the 'nano-machines' repeated attack with non discrimination and the metropoles of each country were in a devastating state. A fear of the extensive nucle… If you enjoyed this game, see our list of games similar to Strikers 1945 3.

14%Game Brain Score

Most mentioned positive aspects:music, graphics

Most mentioned negative aspects:gameplay, stability

21% User Score Based on 19 reviews

Building on the legacy of R-Type Dimensions and R-Type Dimensions EX, Dimensions III has been completely re-envisioned with cutting-edge visuals and sounds, expanded gameplay modes, and a range of new features designed to deliver the most definitive modern edition of R-Type’s classic era. If you enjoyed this game, see our list of games similar to R-Type Dimensions III.

85%Game Brain Score

Most mentioned positive aspects:story, gameplay

Most mentioned negative aspects:graphics, optimization

85% User Score Based on 75 reviews

Vortica is a 2D action roguelite set in a solar system overrun by hostile aliens. Loot up, suit up, and shoot up as you battle against enemy hordes, explore derelict outposts, and hunt giant bosses. But remember to bring the right tools for the job! If you enjoyed this game, see our list of games similar to Vortica.

61%Game Brain Score

Most mentioned positive aspects:graphics, replayability

Most mentioned negative aspects:gameplay, optimization

89% User Score Based on 19 reviews

Blast through overwhelming bullet storms, graze enemy fire for massive score boosts, and bend time to survive impossible odds in this intense arcade-inspired vertical shmup. Master unique ships, conquer brutal bosses, and chase the perfect run. If you enjoyed this game, see our list of games similar to Astro Fighters 2.

63%Game Brain Score

Most mentioned positive aspects:graphics, music

Most mentioned negative aspects:gameplay

76% User Score Based on 34 reviews

Space Dragons is a classic "shoot em up" horizontal shooting game, in which you can choose different ships with unique characteristics and abilities to destroy tons of invading aliens. During the adventure you will run into powerful bosses and explosive enemies. Get upgrades for your ship, weapons and much more to make your way through the meaty and bloody path that awaits you in Space Dragons. If you enjoyed this game, see our list of games similar to Space Dragons.

96%Game Brain Score

Most mentioned positive aspects:gameplay, music

Most mentioned negative aspects:graphics, story

96% User Score Based on 92 reviews

‘Oh, Bugger!’ is a first-person shooter set in a luxury space hotel overrun by alien hordes. As a professional alien exterminator, pilot your mech to blast aliens and destroy their eggs, ending the infestation for good! If you enjoyed this game, see our list of games similar to Oh, Bugger!.

Asteroid Forward is a spin-off video game from the Asteroid series, and it’s a vertical-scrolling action arcade game for PC and mobile devices. FIGHT FEARSOME ENEMIESThe Z9 Galaxy is home to many planets under attack. Power yourself up with the many POWER-UPS scattered throughout the environment and fight your way to victory! Free all the planets in the available levels and replay them to col… If you enjoyed this game, see our list of games similar to Asteroid Forward.

85%Game Brain Score

Most mentioned positive aspects:music, gameplay

Most mentioned negative aspects:replayability, monetization

85% User Score Based on 105 reviews

Critic Score 85%Based on 1 reviews

Space Elite Force II is a classic side scrolling gaming experience with many enemies, explosions and upgrades for your ship. Have fun defeating bosses, upgrading your ship and blowing up enemies, alone or with a friend in local co-op mode. If you enjoyed this game, see our list of games similar to Space Elite Force 2.

63%Game Brain Score

Most mentioned positive aspects:music, optimization

Most mentioned negative aspects:graphics, gameplay

76% User Score Based on 34 reviews

The legendary vertical scrolling shooter "Raiden" is reborn as a thrilling twin-stick 2D shooter! Freely aim and shoot with dual sticks, dodging bullets from every direction. Level up to unlock a variety of weapons and enhancements, and upgrade your ship to fight your way through epic battles. Features: Navigate your ship with the left analog stick and aim your shots with the right a… If you enjoyed this game, see our list of games similar to Raiden NOVA | 雷電NOVA | 雷電新星.