Games like Alien Shooter TD on Steam
For those who prefer not to search, lists of the most played, top deals and best free games like Alien Shooter TD are available at the bottom of the page.
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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.
Aliens vs. Predator™
Survive, hunt and prey in the deadly jungles and swamps in distinctly new and thrilling first person gameplay.
Yet Another Zombie Defense HD
Top-down zombie shooter with tower defense elements featuring up to 4 players local and online co-op. Build your base by day, defend it by night, put your skills to the test to stay alive as long as possible! Darkness is coming. How long can YOU survive?
Zombie Builder Defense
Top down, action packed, multiplayer, zombie shooter. Build your base with friends and see how long you can survive the endless horde of zombies. Level up with friends, or alone, how you die is up to you.
VERSUS SQUAD
Versus Squad is a fast action twin-stick shooter from the creator of Nation Red. Build your own sandbox defense and battle thousands of zombie mutants in top down combat! Face up to a dozen bosses. Simultaneously. Collect loot, build and repair. Play single player, on-line or local coop!
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.
Alien Hallway
Players measure stamina with a never-ending stream of green creatures within the borders of a special military mission.
Alien Shooter
The endless darkness and the somber, long passages of a military complex have become the abode of evil, thousands of blood-thirsty creatures fill its offices, storehouses and mysterious laboratories. About 1,000 monsters on each map, showing up to 100 monsters simultaneously on one playing screen.
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.
Ultimate Zombie Defense
Team up or face it alone in this top down zombie slaying defense adventure! Featuring up to 4 player online co-op, cleanse the infected wave by wave and upgrade your base with traps & defenses to build the Ultimate Zombie Defense. Can YOU stop them?
Starship Troopers: Terran Command
Lead the Mobile Infantry in this RTS game set in the Starship Troopers film universe. Balance your army composition with a diverse set of unit types, overcome line-of-sight and line-of-fire challenges through tactical positioning, and use special abilities to smash the Arachnid hordes!
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.
Dead Space™ 2
Three years after the Necromorph infestation aboard the USS Ishimura, Isaac Clarke awakens from a coma, confused, disoriented, and on a space station called The Sprawl. Explore this world and its zero-g environments to discover the truth about the Unitology and its role in the Necromorph epidemic.
Aliens: Dark Descent
Drop into the gripping journey of Aliens: Dark Descent, a squad-based, single-player action game in the iconic Alien franchise. Lead your soldiers in real-time to stop a new and terrifying kind of Xenomorph outbreak on Planet Lethe.
The Culling Of The Cows
The Culling Of The Cows is a side-scrolling shooter / tower defence game. You will take the role of Sammy, a soliloquizing schizophrenic farmer with a self prophesied mission to lay waste to the disease spreading over his farm.
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!
The Texas Chain Saw Massacre
Take on the role of one of the notorious Slaughter family, or their victims, in The Texas Chain Saw Massacre, a third-person asymmetrical horror experience based on the groundbreaking and iconic 1974 horror film. Experience the mad and macabre for yourself in The Texas Chain Saw Massacre.
The Walking Dead: Saints & Sinners
Saints & Sinners is a game unlike any other in The Walking Dead universe. Every challenge you face and decision you make is driven by YOU. Fight the undead, scavenge through the flooded ruins of New Orleans, and face gut-wrenching choices for you and the other survivors. Live The Walking Dead.
Yet Another Zombie Defense
Darkness is coming. How long can YOU survive? Build your base by day, defend it by night. Play in online or local co-op. Stay alive as long as you can.
Infectonator: Survivors
"Infectonator : Survivors" is a Randomized Permadeath Survival Simulator that combines RTS, Tower Defense, Roguelike, and Management-Simulation gameplay. The goal is to lead a group of survivors in a struggle to stay alive and find rescue in a zombie apocalyptic world.
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.
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.Most played games like Alien Shooter TD on Steam
Take a look at the top games like Alien Shooter TD that are currently attracting the largest player bases on the Steam platform, as of April 30th 2025.
1. The Texas Chain Saw Massacre
Similarity 53% Take on the role of one of the notorious Slaughter family, or their victims, in The Texas Chain Saw Massacre, a third-person asymmetrical horror experience based on the groundbreaking and iconic 1974 horror film. Experience the mad and macabre for yourself in The Texas Chain Saw Massacre. The Texas Chain Saw Massacre is a horror, multiplayer and survival horror game developed by Sumo Digital and published by Gun Interactive. Released on August 18th 2023 has received 20,931 reviews of which 14,446 were positive and 6,485 were negative resulting in a rating of 6.8 out of 10. The game has hit the top spot as the #1 most played game like Alien Shooter TD, thanks to its 1,050 peak concurrent players over the last day.
6.8
14,446
6,485
1,050
players
2. Aliens: Dark Descent
Similarity 54% Drop into the gripping journey of Aliens: Dark Descent, a squad-based, single-player action game in the iconic Alien franchise. Lead your soldiers in real-time to stop a new and terrifying kind of Xenomorph outbreak on Planet Lethe. Aliens: Dark Descent is a strategy, action and tactical game developed by Tindalos Interactive and published by Focus Entertainment. Released on June 19th 2023 has received 15,154 reviews of which 13,389 were positive and 1,765 were negative resulting in a rating of 8.6 out of 10. While seeing 533 players online at once in the last 24 hours, this game is currently ranked #2 among games like Alien Shooter TD based on player count.
8.6
13,389
1,765
533
players
3. Dead Space
Similarity 52% The sci-fi survival-horror classic returns, completely rebuilt to offer an even more immersive experience — including visual, audio, and gameplay improvements — while staying faithful to the original game’s thrilling vision. Dead Space is a horror, third-person shooter and sci-fi game developed by Motive and published by Electronic Arts. Released on January 27th 2023 has received 50,129 reviews of which 45,448 were positive and 4,681 were negative resulting in a rating of 8.9 out of 10. While seeing 317 players online at once in the last 24 hours, this game is currently ranked #3 among games like Alien Shooter TD based on player count.
8.9
45,448
4,681
317
players
4. Trepang2
Similarity 54% Become the ultimate badass in Trepang2: A gory, action-packed FPS set in the near future. Unleash all hell on your enemies, dodge bullets and leave a trail of destruction in this hardcore and frenetic shooter. Trepang2 is a shooter, singleplayer and fps game developed by Trepang Studios and published by Team17. Released on June 21st 2023 has received 13,480 reviews of which 12,601 were positive and 879 were negative resulting in an impressive rating of 9.1 out of 10. With 283 concurrent players in the last 24 hours, the game currently holds the #4 spot among the most played games like Alien Shooter TD.
9.1
12,601
879
283
players
5. Aliens vs. Predator™
Similarity 64% Survive, hunt and prey in the deadly jungles and swamps in distinctly new and thrilling first person gameplay. Aliens vs. Predator™ is a action, fps and aliens game developed by Rebellion and published by SEGA. Released on February 16th 2010 has received 19,741 reviews of which 17,969 were positive and 1,772 were negative resulting in a rating of 8.9 out of 10. With 237 concurrent players in the last 24 hours, the game currently holds the #5 spot among the most played games like Alien Shooter TD.
8.9
17,969
1,772
237
players
6. Starship Troopers: Terran Command
Similarity 55% Lead the Mobile Infantry in this RTS game set in the Starship Troopers film universe. Balance your army composition with a diverse set of unit types, overcome line-of-sight and line-of-fire challenges through tactical positioning, and use special abilities to smash the Arachnid hordes! Starship Troopers: Terran Command is a strategy, rts and singleplayer game developed by The Artistocrats and published by Slitherine Ltd.. Released on June 16th 2022 has received 10,667 reviews of which 9,354 were positive and 1,313 were negative resulting in a rating of 8.5 out of 10. With 145 concurrent players in the last 24 hours, the game currently holds the #6 spot among the most played games like Alien Shooter TD.
8.5
9,354
1,313
145
players
7. Dead Space™ 2
Similarity 55% Three years after the Necromorph infestation aboard the USS Ishimura, Isaac Clarke awakens from a coma, confused, disoriented, and on a space station called The Sprawl. Explore this world and its zero-g environments to discover the truth about the Unitology and its role in the Necromorph epidemic. Dead Space™ 2 is a horror, survival horror and third-person shooter game developed by Visceral Games and published by Electronic Arts. Released on January 27th 2011 has received 25,661 reviews of which 24,139 were positive and 1,522 were negative resulting in an impressive rating of 9.2 out of 10. The game currently holds the #7 spot among the most played games like Alien Shooter TD.
9.2
24,139
1,522
79
players
8. The Walking Dead: Saints & Sinners
Similarity 53% Saints & Sinners is a game unlike any other in The Walking Dead universe. Every challenge you face and decision you make is driven by YOU. Fight the undead, scavenge through the flooded ruins of New Orleans, and face gut-wrenching choices for you and the other survivors. Live The Walking Dead. The Walking Dead: Saints & Sinners is a vr, zombies and action game developed and published by Skydance Interactive. Released on January 23rd 2020 has received 9,548 reviews of which 8,300 were positive and 1,248 were negative resulting in a rating of 8.5 out of 10. The game currently holds the #8 spot among the most played games like Alien Shooter TD.
8.5
8,300
1,248
21
players
9. Void Bastards
Similarity 51% Inspired by BioShock and System Shock 2, Void Bastards is a revolutionary new strategy-shooter that will test your wits as well as exercise your aim. Can you lead the misfit prisoners of the Void Ark through the derelict spaceships and myriad dangers of the Sargasso Nebula? Void Bastards is a fps, action roguelike and singleplayer game developed by Blue Manchu and published by Humble Games. Released on May 28th 2019 has received 5,255 reviews of which 4,516 were positive and 739 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 Shooter TD.
8.3
4,516
739
20
players
10. Sanctum 2
Similarity 58% 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. Sanctum 2 is a tower defense, fps and co-op game developed by Coffee Stain Studios and published by Coffee Stain Publishing. Released on May 15th 2013 has received 14,286 reviews of which 12,851 were positive and 1,435 were negative resulting in a rating of 8.8 out of 10. The game currently holds the #10 spot among the most played games like Alien Shooter TD.
8.8
12,851
1,435
17
players
Best deals on games like Alien Shooter TD on Steam
Discover fantastic savings with the best discounts on a variety of games like Alien Shooter TD available on Steam right now, updated on April 30th 2025. Looking for even more deals? Use the search filters to explore a wider range of discounted games like Alien Shooter TD.
1. Trepang2
Similarity 54% Become the ultimate badass in Trepang2: A gory, action-packed FPS set in the near future. Unleash all hell on your enemies, dodge bullets and leave a trail of destruction in this hardcore and frenetic shooter. Trepang2 is a shooter, singleplayer and fps game developed by Trepang Studios and published by Team17. Released on June 21st 2023 has received 13,480 reviews of which 12,601 were positive and 879 were negative resulting in an impressive rating of 9.1 out of 10. Featuring a massive 85% discount, this game currently holds the #1 spot in the best deals for games like Alien Shooter TD.
9.1
12,601
879
-85%
30.60€
4.59€
2. Aliens vs. Predator™
Similarity 64% Survive, hunt and prey in the deadly jungles and swamps in distinctly new and thrilling first person gameplay. Aliens vs. Predator™ is a action, fps and aliens game developed by Rebellion and published by SEGA. Released on February 16th 2010 has received 19,741 reviews of which 17,969 were positive and 1,772 were negative resulting in a rating of 8.9 out of 10. Thanks to its incredible 80% discount, this game is now the #2 best deal in games like Alien Shooter TD.
8.9
17,969
1,772
-80%
14.99€
2.99€
3. Sanctum
Similarity 53% 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 3,301 reviews of which 2,941 were positive and 360 were negative resulting in a rating of 8.6 out of 10. Thanks to its incredible 63% discount, this game is now the #3 best deal in games like Alien Shooter TD.
8.6
2,941
360
-63%
9.73€
3.60€
4. Dead Space
Similarity 52% The sci-fi survival-horror classic returns, completely rebuilt to offer an even more immersive experience — including visual, audio, and gameplay improvements — while staying faithful to the original game’s thrilling vision. Dead Space is a horror, third-person shooter and sci-fi game developed by Motive and published by Electronic Arts. Released on January 27th 2023 has received 50,129 reviews of which 45,448 were positive and 4,681 were negative resulting in a rating of 8.9 out of 10. Currently offered at a significant 62% discount, this title has earned the #4 position in the best deals for games like Alien Shooter TD.
8.9
45,448
4,681
-62%
59.79€
22.72€
5. Trepang2
Similarity 54% Become the ultimate badass in Trepang2: A gory, action-packed FPS set in the near future. Unleash all hell on your enemies, dodge bullets and leave a trail of destruction in this hardcore and frenetic shooter. Trepang2 is a game developed and published by . Released on June 21st 2023 has received 13,480 reviews of which 12,601 were positive and 879 were negative resulting in an impressive rating of 9.1 out of 10. Currently offered at a significant 85% discount, this title has earned the #5 position in the best deals for games like Alien Shooter TD.
9.1
12,601
879
-85%
30.60€
4.59€
Free games like Alien Shooter TD on Steam
Check out this fantastic list of free-to-play games like Alien Shooter TD you can enjoy on Steam right now, updated on April 30th 2025. Looking for even more free titles? Use the search filters to explore a wider range of free to play games like Alien Shooter TD.
1. Yet Another Zombie Defense
Similarity 53% Darkness is coming. How long can YOU survive? Build your base by day, defend it by night. Play in online or local co-op. Stay alive as long as you can. Yet Another Zombie Defense is a zombies, survival and multiplayer game developed and published by Awesome Games Studio. Released on March 28th 2014 has received 12,053 reviews of which 10,433 were positive and 1,620 were negative resulting in a rating of 8.4 out of 10. The game currently holds the #1 spot among the most played free games like Alien Shooter TD.
8.4
10,433
1,620
6
players
2. Get Off My Lawn!
Similarity 54% 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 1,717 reviews of which 1,266 were positive and 451 were negative resulting in a rating of 7.1 out of 10. The game currently holds the #2 spot among the most played free games like Alien Shooter TD.
7.1
1,266
451
3. Zombie Builder Defense
Similarity 60% Top down, action packed, multiplayer, zombie shooter. Build your base with friends and see how long you can survive the endless horde of zombies. Level up with friends, or alone, how you die is up to you. Zombie Builder Defense is a action, zombies and online co-op game developed and published by Noham Games. Released on November 02nd 2018 has received 494 reviews of which 333 were positive and 161 were negative resulting in a rating of 6.5 out of 10. The game currently holds the #3 spot among the most played free games like Alien Shooter TD.
6.5
333
161