Games like Alien Hallway on Steam
For those who prefer not to search, lists of the most played, top deals and best free games like Alien Hallway are available at the bottom of the page.
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Alien Shooter TD
Innovative Tower Defense inspired by legendary Alien Shooter series! The game was created in keeping with the best traditions of Sigma`s games, no concessions of any kind - everything is just like in real life!
Sanctum 2
Sanctum 2 is the sequel to the world’s first Tower Defense/FPS hybrid game. Pick from four unique character classes and embark on a mission to protect the oxygen-producing Cores from hordes of deadly aliens who are threatened by their existence.
Let Them Come
Let Them Come is a fast paced pixel art shoot ‘em up. Twitchy trigger fingers and focused battle tactics are the order of the day as wave after wave of alien-like creatures try to take you down.
SENTRY
SENTRY is an action-defense first person shooter where you defend your spaceship against invading aliens. Plot an escape route through hostile space and battle the enemy across your vessel with the support of traps, turrets and environmental destruction.
X-Morph: Defense
Unique fusion of a top-down shooter and tower defense strategy. You are the invader! Use destructive weapons or lead your enemies into a maze of towers. Strategize in the build mode by carefully selecting various types of alien towers or throw yourself right into the heat of the battle.
Fortified
Fortified is an explosive strategy shooter where players will defend the Earth against a menacing Martian invasion in the 1950s. Play as one-of-four pulp inspired heroes as they fight swarms of terrifying robots with an arsenal of Cold War era weapons and experimental technology.
AirMech
AirMech® Strike is a fast paced Action-RTS game that can be played solo, coop, or competitively online. Earn Kudos and Experience in battle and unlock a wide collection of AirMechs and Units while you practice the perfect strategy to emerge victorious!
Taur
Taur is an action-strategy sci-fi game. Control the Prime Cannon and unlock all of its powerful weapons and abilities. Build turrets, droids, aircraft and more as you fight to protect the homeworld of the Tauron droids against a relentless invasion. Will your Taur stand against the Imperion warmachine?
Get Off My Lawn!
They came in peace, but messed with the wrong old man. Armed with a musket, 78 year old Murray Mendelson has single-handedly started an interstellar war. Shoot first and ask questions later in this endless fast paced arcade shooter. Use everything in Murray’s arsenal to keep the aliens off of his perfectly manicured lawn!
Sanctum
You think Tower Defense games are all about building? You thought wrong. Sanctum is not your average Tower Defense title. When the havoc starts, you get to join the fray! As one of the world’s first First Person Shooter - Tower Defense games, Sanctum has taken the best of both worlds to deliver an epic, one-of-a-kind experience.
Mind Spheres
Inspired by two not so different worlds, Mind Spheres brings you an exclusive and awesome experience. A physics puzzle with minigolf + pinball unique mashup. Figure out puzzles in order to proceed to the next level.
Rebel Galaxy
Rebel Galaxy is a swashbuckling space adventure, with action-packed combat, exploration, discovery, trade, and “negotiation” with the outlandish denizens at the edge of the known universe.
Infested Planet
Command a team of 5 elite soldiers against an alien horde of 100,000. Surrounded on all sides, you must outmaneuver and outsmart the enemy.
Battle Islands
Battle friends over air, land and sea in this epic WW2-themed battle strategy game.
Super Sanctum TD
Super Sanctum TD is a retro-styled Tower Defense game that focuses on strategy, customization and replayability. Build advanced mazes and construct powerful towers to prevent alien hordes from reaching the Core!
Natural Selection 2
A fast paced multiplayer shooter that pits aliens against humans in a strategic and action-packed struggle for survival!
They Are Coming
They Are Coming is a hybrid game that combines roguelike, tower defense, and base building in a side-scrolling shooter format. It offers a straightforward gaming experience for pure enjoyment.
Revenge of the Titans
The ultimate mash-up of Real-time Strategy and Tower Defense!
Anomaly: Warzone Earth
Lead an armored squad through the perils of this reversed tower defense action-strategy game!
Halo Wars: Definitive Edition
Halo Wars: Definitive Edition is an enhanced version of the real-time strategy classic, Halo Wars, updated to run natively on PC. Halo Wars: Definitive Edition includes improved graphics, new achievements and all of the DLC created for the landmark real-time strategy game.
House of the Dying Sun
House of the Dying Sun is a tactical space shooter that puts you in the cockpit of the universe's most terrifying starfighter. Hunt the enemies of the Empire and bring ruin to their people.
United Penguin Kingdom
A city-building game where you build a penguin settlement and satisfy the various needs of your penguins while dealing with seals and killer whales. Enjoy the growth of your settlement, become the king, and lead the United Penguin Kingdom.Most played games like Alien Hallway on Steam
Take a look at the top games like Alien Hallway that are currently attracting the largest player bases on the Steam platform, as of April 15th 2025.
1. Outpost: Infinity Siege
Similarity 50% Command Mobile Outpost and take XEN Firearm to venture deep into the Signet surveillance off-limit area. Collect unique Weapon Units. Amp up the firepower of the Outpost that fights with you. This is an FTD game - FPS, Tower Defense, Base Building and much more all at the same time. Outpost: Infinity Siege is a robots, 3d and base-building game developed by Team Ranger and published by Lightning Games. Released on March 26th 2024 has received 12,919 reviews of which 8,671 were positive and 4,248 were negative resulting in a rating of 6.6 out of 10. The game has hit the top spot as the #1 most played game like Alien Hallway, thanks to its 406 peak concurrent players over the last day.
6.6
8,671
4,248
406
players
2. Natural Selection 2
Similarity 54% A fast paced multiplayer shooter that pits aliens against humans in a strategic and action-packed struggle for survival! Natural Selection 2 is a multiplayer, strategy and fps game developed and published by Unknown Worlds Entertainment. Released on October 30th 2012 has received 13,119 reviews of which 11,188 were positive and 1,931 were negative resulting in a rating of 8.3 out of 10. While seeing 157 players online at once in the last 24 hours, this game is currently ranked #2 among games like Alien Hallway based on player count.
8.3
11,188
1,931
157
players
3. Halo Wars: Definitive Edition
Similarity 53% Halo Wars: Definitive Edition is an enhanced version of the real-time strategy classic, Halo Wars, updated to run natively on PC. Halo Wars: Definitive Edition includes improved graphics, new achievements and all of the DLC created for the landmark real-time strategy game. Halo Wars: Definitive Edition is a strategy, rts and base-building game developed by Ensemble Studios, Behaviour Interactive and 343 Industries and published by Xbox Game Studios. Released on April 20th 2017 has received 8,443 reviews of which 7,687 were positive and 756 were negative resulting in a rating of 8.8 out of 10. While seeing 156 players online at once in the last 24 hours, this game is currently ranked #3 among games like Alien Hallway based on player count.
8.8
7,687
756
156
players
4. Awesomenauts - the 2D moba
Similarity 51% Use your power, show your might! Play this Multiplayer Online Battle Arena (MOBA) game for FREE now! AWESOMENAUTS combines 2D platforming with team-based strategy and hero based action. Whether you are a new recruit or an intergalactic legend, play AWESOMENAUTS! Awesomenauts - the 2D moba is a moba, multiplayer and 2d game developed by Ronimo Games and published by Atari. Released on August 01st 2012 has received 26,714 reviews of which 22,609 were positive and 4,105 were negative resulting in a rating of 8.3 out of 10. The game currently holds the #4 spot among the most played games like Alien Hallway.
8.3
22,609
4,105
95
players
5. Defense Grid: The Awakening
Similarity 51% Defense Grid: The Awakening is a unique spin on tower defense gameplay that will appeal to players of all skill levels. A horde of enemies is invading, and it's up to the player to stop them by strategically building fortification towers around their base. Defense Grid: The Awakening is a tower defense, strategy and sci-fi game developed and published by Hidden Path Entertainment. Released on December 08th 2008 has received 5,115 reviews of which 4,923 were positive and 192 were negative resulting in an impressive rating of 9.3 out of 10. The game currently holds the #5 spot among the most played games like Alien Hallway.
9.3
4,923
192
83
players
6. AirMech
Similarity 57% AirMech® Strike is a fast paced Action-RTS game that can be played solo, coop, or competitively online. Earn Kudos and Experience in battle and unlock a wide collection of AirMechs and Units while you practice the perfect strategy to emerge victorious! AirMech is a free to play, strategy and multiplayer game developed and published by Carbon Games. Released on March 30th 2018 has received 10,654 reviews of which 8,960 were positive and 1,694 were negative resulting in a rating of 8.2 out of 10. The game currently holds the #6 spot among the most played games like Alien Hallway.
8.2
8,960
1,694
47
players
7. Silica
Similarity 52% Silica blends FPS and RTS in epic, photorealistic battles. Choose to fight on the ground or command from above as humans or aliens. Dive into thrilling multiplayer combat or master strategic command. Are you ready to survive and conquer? Silica is a rts, multiplayer and fps game developed by Martin 'Dram' Melichárek and published by Bohemia Interactive. Released on May 03rd 2023 has received 4,410 reviews of which 3,374 were positive and 1,036 were negative resulting in a rating of 7.4 out of 10. The game currently holds the #7 spot among the most played games like Alien Hallway.
7.4
3,374
1,036
38
players
8. X-Morph: Defense
Similarity 60% Unique fusion of a top-down shooter and tower defense strategy. You are the invader! Use destructive weapons or lead your enemies into a maze of towers. Strategize in the build mode by carefully selecting various types of alien towers or throw yourself right into the heat of the battle. X-Morph: Defense is a tower defense, strategy and action game developed by and published by Exor Studios. Released on August 30th 2017 has received 3,796 reviews of which 3,485 were positive and 311 were negative resulting in a rating of 8.8 out of 10. The game currently holds the #8 spot among the most played games like Alien Hallway.
8.8
3,485
311
37
players
9. Rebel Galaxy
Similarity 55% Rebel Galaxy is a swashbuckling space adventure, with action-packed combat, exploration, discovery, trade, and “negotiation” with the outlandish denizens at the edge of the known universe. Rebel Galaxy is a space, open world and sci-fi game developed and published by Double Damage Games. Released on October 20th 2015 has received 8,042 reviews of which 6,851 were positive and 1,191 were negative resulting in a rating of 8.3 out of 10. The game currently holds the #9 spot among the most played games like Alien Hallway.
8.3
6,851
1,191
30
players
10. Reassembly
Similarity 51% A spaceship building and universe-exploration game. Collect resources, expand and grow your fleet, and conquer your personal galaxy. Stellar ambience by Peaks. Reassembly is a building, space and sandbox game developed by Anisoptera Games and published by Indie Voyage. Released on February 19th 2015 has received 3,945 reviews of which 3,713 were positive and 232 were negative resulting in an impressive rating of 9.1 out of 10. The game currently holds the #10 spot among the most played games like Alien Hallway.
9.1
3,713
232
27
players
Best deals on games like Alien Hallway on Steam
Discover fantastic savings with the best discounts on a variety of games like Alien Hallway available on Steam right now, updated on April 15th 2025. Looking for even more deals? Use the search filters to explore a wider range of discounted games like Alien Hallway.
1. The Bureau: XCOM Declassified
Similarity 52% The year is 1962 and the Cold War has the nation gripped by fear. A top-secret government unit called The Bureau begins investigating a series of mysterious attacks by an enemy more powerful than communism. The Bureau: XCOM Declassified is a action, tactical and sci-fi game developed by 2K Marin and published by 2K. Released on August 22nd 2013 has received 11,742 reviews of which 8,252 were positive and 3,490 were negative resulting in a rating of 6.9 out of 10. Featuring a massive 95% discount, this game currently holds the #1 spot in the best deals for games like Alien Hallway.
6.9
8,252
3,490
-95%
20.00€
1.00€
2. Anomaly: Warzone Earth
Similarity 53% Lead an armored squad through the perils of this reversed tower defense action-strategy game! Anomaly: Warzone Earth is a strategy, indie and tower defense game developed and published by 11 bit studios. Released on April 08th 2011 has received 4,622 reviews of which 4,025 were positive and 597 were negative resulting in a rating of 8.4 out of 10. Thanks to its incredible 89% discount, this game is now the #2 best deal in games like Alien Hallway.
8.4
4,025
597
-89%
9.99€
1.09€
3. Orcs Must Die!
Similarity 52% Slice them, burn them, skewer them, and launch them - no matter how you get it done, orcs must die in this fantasy action-strategy game from Robot Entertainment. Orcs Must Die! is a tower defense, action and strategy game developed and published by Robot Entertainment. Released on October 11th 2011 has received 8,131 reviews of which 7,801 were positive and 330 were negative resulting in an impressive rating of 9.3 out of 10. Thanks to its incredible 88% discount, this game is now the #3 best deal in games like Alien Hallway.
9.3
7,801
330
-88%
8.33€
1.00€
4. Infested Planet
Similarity 55% Command a team of 5 elite soldiers against an alien horde of 100,000. Surrounded on all sides, you must outmaneuver and outsmart the enemy. Infested Planet is a strategy, tower defense and action game developed and published by Rocket Bear Games. Released on March 06th 2014 has received 2,945 reviews of which 2,756 were positive and 189 were negative resulting in a rating of 9.0 out of 10. Currently offered at a significant 87% discount, this title has earned the #4 position in the best deals for games like Alien Hallway.
9.0
2,756
189
-87%
12.49€
1.62€
5. The Bureau: XCOM Declassified
Similarity 52% The year is 1962 and the Cold War has the nation gripped by fear. A top-secret government unit called The Bureau begins investigating a series of mysterious attacks by an enemy more powerful than communism. The Bureau: XCOM Declassified is a game developed and published by . Released on August 22nd 2013 has received 11,742 reviews of which 8,252 were positive and 3,490 were negative resulting in a rating of 6.9 out of 10. Currently offered at a significant 95% discount, this title has earned the #5 position in the best deals for games like Alien Hallway.
6.9
8,252
3,490
-95%
20.00€
1.00€
6. Orcs Must Die!
Similarity 52% Slice them, burn them, skewer them, and launch them - no matter how you get it done, orcs must die in this fantasy action-strategy game from Robot Entertainment. Orcs Must Die! is a game developed and published by . Released on October 11th 2011 has received 8,131 reviews of which 7,801 were positive and 330 were negative resulting in an impressive rating of 9.3 out of 10. Currently offered at a significant 88% discount, this title has earned the #6 position in the best deals for games like Alien Hallway.
9.3
7,801
330
-88%
8.33€
1.00€
7. Sanctum
Similarity 56% You think Tower Defense games are all about building? You thought wrong. Sanctum is not your average Tower Defense title. When the havoc starts, you get to join the fray! As one of the world’s first First Person Shooter - Tower Defense games, Sanctum has taken the best of both worlds to deliver an epic, one-of-a-kind experience. Sanctum is a tower defense, fps and strategy game developed by Coffee Stain Studios and published by Coffee Stain Publishing. Released on April 15th 2011 has received 3,297 reviews of which 2,939 were positive and 358 were negative resulting in a rating of 8.6 out of 10. Currently offered at a significant 63% discount, this title has earned the #7 position in the best deals for games like Alien Hallway.
8.6
2,939
358
-63%
9.73€
3.60€
8. Outpost: Infinity Siege
Similarity 50% Command Mobile Outpost and take XEN Firearm to venture deep into the Signet surveillance off-limit area. Collect unique Weapon Units. Amp up the firepower of the Outpost that fights with you. This is an FTD game - FPS, Tower Defense, Base Building and much more all at the same time. Outpost: Infinity Siege is a robots, 3d and base-building game developed by Team Ranger and published by Lightning Games. Released on March 26th 2024 has received 12,919 reviews of which 8,671 were positive and 4,248 were negative resulting in a rating of 6.6 out of 10. Currently offered at a significant 58% discount, this title has earned the #8 position in the best deals for games like Alien Hallway.
6.6
8,671
4,248
-58%
24.45€
10.27€
9. Space Pirates and Zombies
Similarity 52% Explore a randomly generated Galaxy populated with factions, enemies, missions, and items providing you with a unique experience each time you play. Space Pirates and Zombies is a space, action and indie game developed and published by MinMax Games Ltd.. Released on August 15th 2011 has received 3,097 reviews of which 2,815 were positive and 282 were negative resulting in a rating of 8.7 out of 10. Currently offered at a 50% discount, this title has earned the #9 position in the best deals for games like Alien Hallway.
8.7
2,815
282
-50%
9.99€
4.99€
10. CARNAGE OFFERING Tower Defense
Similarity 51% The replicator robots are back! It's 2528. The machines are increasingly infecting the planets with genetically modified monsters. Challenge them and try to stop the onslaught. Upgrade buildings and heroes, mine resources, discover technology and fight to save humanity! CARNAGE OFFERING Tower Defense is a tower defense, strategy and rts game developed by Futurtech and published by Nova's Army. Released on September 17th 2023 has received 310 reviews of which 286 were positive and 24 were negative resulting in a rating of 8.5 out of 10. Currently offered at a 50% discount, this title has earned the #10 position in the best deals for games like Alien Hallway.
8.5
286
24
-50%
9.75€
4.87€
Free games like Alien Hallway on Steam
Check out this fantastic list of free-to-play games like Alien Hallway you can enjoy on Steam right now, updated on April 15th 2025. Looking for even more free titles? Use the search filters to explore a wider range of free to play games like Alien Hallway.
1. Awesomenauts - the 2D moba
Similarity 51% Use your power, show your might! Play this Multiplayer Online Battle Arena (MOBA) game for FREE now! AWESOMENAUTS combines 2D platforming with team-based strategy and hero based action. Whether you are a new recruit or an intergalactic legend, play AWESOMENAUTS! Awesomenauts - the 2D moba is a moba, multiplayer and 2d game developed by Ronimo Games and published by Atari. Released on August 01st 2012 has received 26,714 reviews of which 22,609 were positive and 4,105 were negative resulting in a rating of 8.3 out of 10. The game currently holds the #1 spot among the most played free games like Alien Hallway.
8.3
22,609
4,105
95
players
2. AirMech
Similarity 57% AirMech® Strike is a fast paced Action-RTS game that can be played solo, coop, or competitively online. Earn Kudos and Experience in battle and unlock a wide collection of AirMechs and Units while you practice the perfect strategy to emerge victorious! AirMech is a free to play, strategy and multiplayer game developed and published by Carbon Games. Released on March 30th 2018 has received 10,654 reviews of which 8,960 were positive and 1,694 were negative resulting in a rating of 8.2 out of 10. The game currently holds the #2 spot among the most played free games like Alien Hallway.
8.2
8,960
1,694
47
players
3. Battle Islands
Similarity 54% Battle friends over air, land and sea in this epic WW2-themed battle strategy game. Battle Islands is a strategy, free to play and multiplayer game developed by DR Studios and published by 505 Games. Released on August 06th 2014 has received 3,424 reviews of which 2,601 were positive and 823 were negative resulting in a rating of 7.4 out of 10. The game currently holds the #3 spot among the most played free games like Alien Hallway.
7.4
2,601
823
15
players
4. BEEP
Similarity 52% A combination of platforming with a gravity gun, BEEP is an amazing physics-platformer. Despite its friendly art style, this is a hardcore platformer in the truest sense. BEEP is a indie, platformer and adventure game developed and published by Big Fat Alien. Released on May 06th 2011 has received 4,622 reviews of which 3,921 were positive and 701 were negative resulting in a rating of 8.2 out of 10. The game currently holds the #4 spot among the most played free games like Alien Hallway.
8.2
3,921
701
1
players
5. ONRAID
Similarity 53% Onraid is a challenging 2D shooter game, where you are free to develop your own play style and tactics to destroy your enemies. ONRAID is a free to play, action and 2d game developed and published by Pragmatix Ltd. Released on April 18th 2017 has received 1,781 reviews of which 1,338 were positive and 443 were negative resulting in a rating of 7.3 out of 10. The game currently holds the #5 spot among the most played free games like Alien Hallway.
7.3
1,338
443
1
players
6. They Can't Stop All Of Us
Similarity 50% D.A.B. Your foes in co-op & PvP battles. (D)efend bases with weapons and skill. (A)ttack with clever AI armies. (B)uild amazingly creative defenses. They Can't Stop All Of Us is a free to play, strategy and multiplayer game developed by B Michael B, ChainWave Games and Blake Gillman and published by ChainWave Games. Released on November 01st 2019 has received 1,655 reviews of which 1,223 were positive and 432 were negative resulting in a rating of 7.1 out of 10. The game currently holds the #6 spot among the most played free games like Alien Hallway.
7.1
1,223
432
7. Get Off My Lawn!
Similarity 56% They came in peace, but messed with the wrong old man. Armed with a musket, 78 year old Murray Mendelson has single-handedly started an interstellar war. Shoot first and ask questions later in this endless fast paced arcade shooter. Use everything in Murray’s arsenal to keep the aliens off of his perfectly manicured lawn! Get Off My Lawn! is a free to play, casual and indie game developed and published by Digital Leisure Inc.. Released on November 11th 2014 has received 1,715 reviews of which 1,265 were positive and 450 were negative resulting in a rating of 7.1 out of 10. The game currently holds the #7 spot among the most played free games like Alien Hallway.
7.1
1,265
450
8. Dropzone
Similarity 50% Dropzone is a game of action, strategy and skill. Win 15 minute battles by scoring points. Unlock gear, customize your squad of up to 3 Units and compete in Team 3v3, 2v2 or 1v1 matches. Lay claim to the riches of Europa! Dropzone is a free to play, strategy and moba game developed and published by Sparkypants Studios LLC. Released on February 15th 2017 has received 868 reviews of which 604 were positive and 264 were negative resulting in a rating of 6.7 out of 10. The game currently holds the #8 spot among the most played free games like Alien Hallway.
6.7
604
264