Games like Alien Invasion

68%Game Brain Score

Most mentioned positive aspects:story, atmosphere

Most mentioned negative aspects:gameplay, music

90% User Score Based on 20 reviews

Critic Score 72%Based on 11 reviews

The classic shooter/RPG is back and better than ever! Featuring a unique mix of side-scrolling shoot-'em-up space battles and top-down planetary exploration, Sigma Star Saga DX is an explosive genre mashup that lets you take control of Allied Earth Federation pilot Ian Recker and infiltrate the alien Krill Empire as a double agent in a last-ditch effort to save mankind. With loyalties divided bet… If you enjoyed this game, see our list of games similar to Sigma Star Saga DX.

60%Game Brain Score

Most mentioned positive aspects:gameplay, graphics

Most mentioned negative aspects:story, stability

79% User Score Based on 28 reviews

In 2593, the Russian Federation united all the planets of the solar system and nearby galaxies, discovering new worlds. The colonization of several hundred planets was only the beginning of a grandiose process. Based on the principles of interplanetary solidarity, the Union of Colonies was named the RFUP (Russian Federation of United Planets). Thanks to the unique technologies developed on the b… If you enjoyed this game, see our list of games similar to Try to survive Today.

Get ready for an epic battle to save Earth from an alien invasion in Tilebreaker Next Level! The aliens have encased the planet in a network of dark, impenetrable blocks, and it's up to you to shatter them. Arm yourself and prepare for fast-paced action, dodging deadly enemy attacks and facing off against formidable alien bosses in heart-pumping battles. As you progress through increasingly… If you enjoyed this game, see our list of games similar to Tilebreaker Next Level.

71%Game Brain Score

Most mentioned positive aspects:graphics, humor

Most mentioned negative aspects:gameplay, story

73% User Score Based on 48 reviews

Psst hey computer entertainment enthusiast... wanna get weird in space?! Take my virtual cyberhand and follow me/us into the void on a real wild ride through space to end up the savior of the human race! Whaddaya say, wanna take your brain out? Put it in the Pilot's seat? ...? If you enjoyed this game, see our list of games similar to Planetship.

37%Game Brain Score

Most mentioned positive aspects:graphics, music

Most mentioned negative aspects:gameplay, story

37% User Score Based on 122 reviews

A space and planet flight combat action game. If you enjoyed this game, see our list of games similar to Forbidden planet.

44%Game Brain Score

Most mentioned positive aspects:graphics, humor

Most mentioned negative aspects:story, gameplay

47% User Score Based on 45 reviews

Join Ludwig on an exciting journey through the world of physics. Find out how energy is created from fire, water, wind and sun and use them cleverly to protect the Robotronics on Unitron against the impending energy collapse! Ludwig is a new type of learning game, which not only conveys knowledge, but is also really fun to play! If you enjoyed this game, see our list of games similar to Ludwig.

Final Payload is a fast-paced 2D action game where you control a guided warhead. Manage inertia and fuel, destroy enemies, avoid guarded zones, and land precisely to complete missions. If you enjoyed this game, see our list of games similar to Final Payload.

THE LAST EARTH FIGHTER AN ATMOSPHERIC CINEMATIC SHOOT 'EM UP GAME... "The last defender of Earth… but sometimes, hiding is wiser than shooting." Key Features: Six unique environments, each with its own gameplay twist — from deep space and scorching deserts to underwater worlds and humanity's shattered remains. Reflexes meet strategy — dodge, hide, time your movements, solve environmenta… If you enjoyed this game, see our list of games similar to The Last Earth Fighter.

A solo indie-developed pixelated 2D arcade space shoot-'em-up that captures the nostalgia and high-octane fun of beloved 80s and 90s arcade experiences. If you enjoyed this game, see our list of games similar to Orbital Siege.

45%Game Brain Score

Most mentioned positive aspects:graphics, gameplay

Most mentioned negative aspects:stability, replayability

38% User Score Based on 485 reviews

Critic Score 56%Based on 6 reviews

Take the role of Captain in this Space Survival Simulation as you explore a massive star system in search of a new home for humanity. Outfit your ship, hand pick your crew and set off on a journey through an open-world where you must scavenge resources, shelter civilians and outrun a hostile alien force. If you enjoyed this game, see our list of games similar to Into the Stars.

48%Game Brain Score

Most mentioned positive aspects:music, humor

Most mentioned negative aspects:gameplay, graphics

48% User Score Based on 176 reviews

Mido is an alien kid having nightmares about zombie aliens. One night he draws a creature, Di, and it comes alive to teach Mido how to fight zombies. If you enjoyed this game, see our list of games similar to Mido and Di.

27%Game Brain Score

Most mentioned positive aspects:gameplay, humor

Most mentioned negative aspects:graphics, story

27% User Score Based on 82 reviews

Arcade shoot game inspired on 80’s classics with extra features as you progress. If you enjoyed this game, see our list of games similar to GALAXIUM.

About "All Dawgs go to Heaven" is an isometric shooter where you fight your way through dark trenches, killing numerous monsters. With fast-paced combat, simple controls, and increasing tempo, the game offers an exciting and challenging experience. Developer Hsham Youssef (Game Designer) Alexis Maras (Game Code) Musa Kasikci (Game Artist + Game Design) Credits Hsham Youssef & Musa Kasikci (… If you enjoyed this game, see our list of games similar to All dawgs go to heaven.

Development:I developed this game over the course of a summer to teach myself Unity. I went in with little experience using a game engine like this, but had previous game design and coding experience to support me. I utilized object oriented programming principles to make learning the programming easier, and made all art assets myself using pixilart.com. Since I focused my time working on this gam… If you enjoyed this game, see our list of games similar to Lil Fightin Dudes.

When pilots enlist in ALPHA CENTAURI SPACE FORCE, it’s not about to win a space war with a long single journey ticket. Pilots must excel in a new way in order to prevent any imminent threat.Features Play four unique operations in different scenarios. Drive different spacecraft with unique tech. The Spacecraft are designed for the less and the most experienced pilots. Switch between direct fire… If you enjoyed this game, see our list of games similar to ALPHA CENTAURI SPACE FORCE.

Get ready to protect the entire solar system from an unprecedented threat - the D'Ahari, a race of insect-like aliens. Control an entire fleet of spaceships, trade with other races of an Alliance, and develop your own space station. If you enjoyed this game, see our list of games similar to Space Alliance: Frontier.

47%Game Brain Score

Most mentioned positive aspects:gameplay, graphics

Most mentioned negative aspects:replayability, grinding

80% User Score Based on 10 reviews

A cosmic bullet-hell roguelike. Holy Justice is an exhilarating arcade shooter where you upgrade your ship with Core Enhancers, create unexpected combinations, discover unique devices at critical moments, and unleash outrageously powerful builds. If you enjoyed this game, see our list of games similar to Holy Justice: Galaxy Outcast.

Galactic Vanguard is a retro creation that pays homage to classic 90s action shooters, with pixel art meticulously designed to transport players back to the golden age of arcade gaming. As a lone warrior, armed with powerful weapons, you'll battle through harsh environments and face countless enemies in life-or-death struggles. The level designs are filled with challenges, ranging from icy mountai… If you enjoyed this game, see our list of games similar to Galactic Vanguard.

66%Game Brain Score

Most mentioned positive aspects:story, gameplay

Most mentioned negative aspects:monetization, stability

86% User Score Based on 28 reviews

This is a DEMO version of Stellarcraft. The full Early Access version is available on a separate Steam page. Stellarcraft is a sci-fi tower defense game in which you explore different planets, collect resources and complete missions. Build and upgrade defenses to fend off enemy waves and develop your character. Strategic planning and technological upgrades are the key to success. Explore… If you enjoyed this game, see our list of games similar to Stellarcraft The Prologue.

52%Game Brain Score

Most mentioned positive aspects:graphics, gameplay

Most mentioned negative aspects:story

65% User Score Based on 31 reviews

Fairspace is an amateur developed open-ended space exploration, trading and combat game. A full and rich persistent universe awaits your discovery.Key Features If you enjoyed this game, see our list of games similar to Fairspace.

97%Game Brain Score

Most mentioned positive aspects:gameplay, graphics

Most mentioned negative aspects:grinding, atmosphere

97% User Score Based on 282 reviews

OUTLINE Profusely Genuine! Explosively Orthodox! Shoot, dodge, and destroy! A die-hard style, faithful return to the origin of top down shooters! The newest answer to shmups. A game which is "uncompromisingly skeletal". That is, a game in which every last ounce of excess has been cut away, and only its framework quintessence remains. Bones free themselves of flesh, laying waste to needless entra… If you enjoyed this game, see our list of games similar to Angel at Dusk.

79%Game Brain Score

Most mentioned positive aspects:gameplay, graphics

Most mentioned negative aspects:stability, story

79% User Score Based on 126 reviews

Design, build and manage your very own spacecraft. Explore unlimited amounts of randomly generated universes, travel through wormholes, do missions, survive cosmic events, collect and trade materials, win epic bossfights and many, many more things to do. The sky is the limit. Literally. If you enjoyed this game, see our list of games similar to Out Of Orbit.

71%Game Brain Score

Most mentioned positive aspects:story, gameplay

Most mentioned negative aspects:stability, grinding

72% User Score Based on 1,553 reviews

Critic Score 70%Based on 15 reviews

Become an indestructible interdimensional superbeing in this first-person superhero game, and save Earth from an alien invasion. Be careful though - you are so powerful you can destroy entire skyscrapers (unintentionally) when you miss your otherworldly target... If you enjoyed this game, see our list of games similar to Megaton Rainfall.

56%Game Brain Score

Most mentioned positive aspects:story, gameplay

Most mentioned negative aspects:grinding, optimization

56% User Score Based on 82 reviews

Into the Void is a strategy RPG and exploration sci-fi game with an epic story and intense battles. Travel through space and discover the origin of a cosmic threat which destroyed Earth centuries ago. Fight or cooperate with the different factions; be a leader ! If you enjoyed this game, see our list of games similar to Into the Void.

71%Game Brain Score

Most mentioned positive aspects:story, gameplay

Most mentioned negative aspects:grinding, replayability

67% User Score Based on 184 reviews

Critic Score 82%Based on 3 reviews

Set in a futuristic Odyssey, The Next Penelope is a fast paced action racing game with loud colors, an original story and a challenging risk-reward system. 
Weapons can be mixed and used at any time, but all these abilities cost vital energy, so the player is very powerful and close to death at the same time! As Penelope is looking for Ulysses through the galaxy, the player is free to explore the … If you enjoyed this game, see our list of games similar to The Next Penelope.

76%Game Brain Score

Most mentioned positive aspects:story, graphics

Most mentioned negative aspects:stability, grinding

76% User Score Based on 474 reviews

Galaxy squad is a hardcore turn-based tactical game, inspired by FTL and XCOM. If you enjoyed this game, see our list of games similar to Galaxy Squad.

56%Game Brain Score

Most mentioned positive aspects:gameplay, humor

Most mentioned negative aspects:graphics, story

56% User Score Based on 158 reviews

Galactic Ruler offers real time strategy game play at both planetary level and in space! Lead your faction in diplomacy or conquest across a procedurally generated galactic map where any system might hold hostile enemies or resource riches. If you enjoyed this game, see our list of games similar to Galactic Ruler.

68%Game Brain Score

Most mentioned negative aspects:story, gameplay

100% User Score Based on 19 reviews

An action packed retro space shooter. If you enjoyed this game, see our list of games similar to Galak Zed.

96%Game Brain Score

Most mentioned positive aspects:gameplay, graphics

Most mentioned negative aspects:replayability, story

96% User Score Based on 316 reviews

The world really does revolve around you in this mind-bending shooter where changing your perspective could save your life. If you enjoyed this game, see our list of games similar to REVOLVER360 RE:ACTOR.

41%Game Brain Score

Most mentioned positive aspects:gameplay, emotional

Most mentioned negative aspects:music, story

41% User Score Based on 63 reviews

Radical Spectrum is a classically-inspired arcade game with infinitely increasing speed and difficulty, featuring a unique color-collecting mechanic that adds a light puzzle element. It will require you to focus your attention on multiple things at once, as the bottom of the screen becomes an ever-changing and increasingly difficult bullet-hell landscape, while the ultimate goal keeps flying aroun… If you enjoyed this game, see our list of games similar to Radical Spectrum: Volume 1.

82%Game Brain Score

Most mentioned positive aspects:story, gameplay

Most mentioned negative aspects:grinding, optimization

82% User Score Based on 301 reviews

Black Skylands: Origins shows you the ropes ahead of the main game release. Learn the basic mechanics and meet the main cast of characters of this open-world adventure! If you enjoyed this game, see our list of games similar to Black Skylands: Origins.

2d space shooter game where need avoid and destroy enemies and big boss If you enjoyed this game, see our list of games similar to Mission In Space.

58%Game Brain Score

Most mentioned positive aspects:music, graphics

Most mentioned negative aspects:gameplay, story

77% User Score Based on 26 reviews

Sparkles wrecked a spaceship and got kidnapped by a mysterious Green Star, play as Magic in this new rescue adventure. If you enjoyed this game, see our list of games similar to Spaceman Sparkles 3.

56%Game Brain Score

Most mentioned positive aspects:gameplay, humor

Most mentioned negative aspects:graphics

62% User Score Based on 42 reviews

Here is a planet whose Supreme Lord, Main Logos can be You! The fate of mankind and fauna who inhabit the planet and that of the wandering extraterrestrials may be in your hands. Teach them or destroy them, set the army of the undead on them, or blow them up with an alien invasion. It’s up to you what future brings for your mortal proteges. If you enjoyed this game, see our list of games similar to Logos.

An indie top-down sci-fi score-attack game about blowing up aliens in the upper atmosphere! Compete against your friends locally and see who can get the highest score on the leaderboard. If you enjoyed this game, see our list of games similar to Nova Strider.

In the year 2XXX, Earth receives an emergency transmission from a survey fleet exploring beyond the solar system. "We are under attack by an unidentified enemy. We can't hold out much longer. The enemy is... cat...!! Aaaagh!!" That was the final message before all contact was lost. Were they unknown lifeforms, or alien weapons of war? The only clue left behind in the fragmented record… If you enjoyed this game, see our list of games similar to Lunyatic Invaders.

You are BIPBIPBOY! A little robot on a mission to defend the galaxy from a terrifying invasion of weirdly smiling, spinning, and... boxing, alien forces. Fight 8 waves of deadly enemies with your powerful projectiles! Defeat enemies who drop pickups that allow you to switch weapons, from a simple bullet, to a wide reaching spread shot, or to a direct and powerful laser beam. Can you reach the fi… If you enjoyed this game, see our list of games similar to BipBipBoy.

2D Shooter Project Details Created for Educational Purposes (MSU CAS 117)First ever time making a 2D game with Unity! This was an invaluable lesson for learning how to design UI, Scenes, and character assets!It took around 2 days from the tutorial to the final release to finishReleased a day one patch adding in a 4th level, new music, new cutscene, UI tweaks, and a new enemy design! (2/13/2024) Mo… If you enjoyed this game, see our list of games similar to Smiling Scrolls 2D (Formerly Spacegame 2D the Demo).

Overview "New Eden" is a free-form strategic tower-defence game developed by team 3D3N to challenge the status-quo of grid-based tower defence gameplay - by giving the player absolute freedom over how they choose to defend their biodome by placing towers anywhere on the map.  Discover tower combinations and strategize for the most efficient and destructive base imaginable, but beware, enemies come… If you enjoyed this game, see our list of games similar to New Eden.

64%Game Brain Score

Most mentioned positive aspects:graphics, music

74% User Score Based on 38 reviews

A fascinating platformer about a space dog - a traveler who ended up on a strange planet, plowing the endless expanses of space. If you enjoyed this game, see our list of games similar to CORGI.

``An unknown alien armada from deep space is advancing through the Solar system. Defenders, stop this invasion before Earth falls.`` Advanced Invaders is an arcade shoot 'em up game with a sci-fi campaign through Solar system, multiple weapons, enemies, bosses and other surprises. The player is in control of a ground defence, D-1, vehicle, with the task to shoot down all invading alien formations … If you enjoyed this game, see our list of games similar to Advanced Invaders.

REVOLT DESCRIPTION AFTER THAWING FROM A CRYOPOD, YOU FIND THAT YOU'RE THE ONLY ONE REMAINING IN THE SPACE STATION AND HAVE BEEN LEFT TO DEFEND YOURSELF AGAINST THE ONCE PROTECTIVE ROBOTS NOW RESPONSIBLE FOR THE GENOCIDE OF YOUR PEOPLE. THE SPACE STATION NO LONGER HAS POWER; TO KEEP YOUR SPACE SUIT POWERED YOU MUST HARVEST ENERGY FROM DEFEATING THE REVOLTING ROBOTS. YOU MUST FIND THE K… If you enjoyed this game, see our list of games similar to REVOLT.

You are the last salvager. Fight, salvage, extract, and rebuild in a gritty top-down 2D action roguelite. Pilot upgradeable ships through hostile sectors, recover valuable resources, and return to the Forge before your run is lost. Every successful extraction unlocks lasting power. If you enjoyed this game, see our list of games similar to Starforge Reborn.

Defender of Earth vs. The Alien Armada is an exciting space themed tower defense game! You play as a general designated as the Defender of Earth, and you will utilize space stations and battle platforms to deploy towers to defend different quadrants of space against 3 alien races. If you enjoyed this game, see our list of games similar to Defender Of Earth vs The Alien Armada.

YKick is a first person platforming game. Complete levels and escape from this planet. If you enjoyed this game, see our list of games similar to YKick.

This is my 3D First Person Shooter game assignment for Michigan State University's CAS 117 Games and Interactivity class.  It was rated one of the Top Three 3D FPS assignments by the professor, and was shown at the Spring 2025 Student Showcase. CONTROLS: Keyboard and Mouse: Move:WASD, arrow keys Aim:Mouse Jump:Space Shoot:Left-click Cycle Weapons:1 or 2, Mouse Wheel … If you enjoyed this game, see our list of games similar to Bug Blasting.

"Quadron is an original arcade style game for the 48K ZX Spectrum created in the mould of the 1980s Williams classics. Set in the Quadron complex, you are charged with the task of defending the crystals mined by the relentless onset of marauding aliens. Featuring fast arcade style gameplay, multiple weapons, enemies, collectables, powerups, and a pointer based status screen and scanner, the … If you enjoyed this game, see our list of games similar to Quadron.

64%Game Brain Score

Most mentioned positive aspects:gameplay, music

Most mentioned negative aspects:story

100% User Score Based on 15 reviews

Enter the heart of an intergalactic war where survival depends on your reflexes and firepower. In this action-packed space shooter, you pilot a high-tech starfighter through asteroid fields, alien armadas, and massive boss battles across stunning cosmic environments. Upgrade your ship with powerful lasers, plasma cannons, energy shields, and special abilities as waves of enemy fighters and coloss… If you enjoyed this game, see our list of games similar to Galaxy Invaders - Eclipse Squadron.

SFERA - Action platformer. A mix of 3D and retro 2D graphics. You are an assassin for the SFERA corporation. You are tasked with destroying a gang of robots. If you enjoyed this game, see our list of games similar to SFERA.

About the game Survive the invasion of the supernatural, the robots, the monsters.. the world needs you! Groundskeeper2 throws you in the middle of a war, the war with supernatural robots from outer space.. yeah.. we went there! Every time you play this game you will get further and have a better chance at surviving. You’ll unlock new weapons like the machine-gun, laser-gun, rocket-launcher, and… If you enjoyed this game, see our list of games similar to Groundskeeper 2.