Top similar games like Alien Shooter TD:

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.

Defend your fortified barricade by night, collect weapons and conduct repairs by day. Survive long enough to make your way through America and towards rescue.

Colony Assault is an action game in which you play as a marine commander sent to evacuate scientists from a research colony on planet LN-421, after recieving their distress signal.

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.

Defense: Abominations is a first person tower defense game where you try to survive the abominations stored in the laboratory, as long as you can.

Meet the completely reworked legendary game loved by millions of players worldwide! Alien Shooter 2 - the Legend is an ambitious follow-up to the famous Alien Shooter series.

Stranded on an alien planet, you must defend your Powercore! Use your weapons to fight hordes of alien enemies and strategically use traps in this new FPS tower-defense survival game!

The horde is here to eat your brain and murder every single one of your scientists. Gather your forces, this is the last stand before we lose the facility! Place guards, close doors, and position traps. Survive as long as you can!

Experience the Half-Life™ expansion packs like never before. Operation: Black Mesa features reimaginings of both Half-Life™ Opposing Force and Half-Life™ Blue Shift through two unique campaigns. How will you survive the Black Mesa Incident? It's time to choose.

You are not a soldier. Not a fighter. Just an ordinary maintenance guy. Yet you have to fight. And you are forced to run. But chiefly: you must help the frozen crew survive on a spaceship. You are the only one who can save others. You are made a hero against your will. You become a leader. A slayer.

A mix of tower defense with classic shooter. Gather resources, place traps, build towers, and buy weapons to exterminate waves of United Forces of Heaven, Hell, Purgatory, Cthulhu, Carnivores and Aliens.

Dead Purge: Outbreak is a modern first-person shooter set in an unforgiving post-apocalyptic world where every minute can be your last.

Dark history about OSIRIS corporation, which performs experiments in the field of teleportation of human souls to the Heaven on the artificial planet G6. Inspired by Deep Dark Dubstep music.

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.

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.

A dark co-op top-down shooter in a post-soviet zombie apocalypse setting. You appear at a random location in the city. The goal is to get to the transport, and you will make the path yourself. In the day - look for resources and build fortifications. At night - destroy the dead and their bosses!

A scifi third person survival horror. Stranded in the farthest reaches of space, Dr. Belica Gale boards the Opaldune seeking help. But in the bowels of the ship, monsters are prowling. Slip through dark hallways to scavenge for supplies, solve puzzles, and evade enemies long enough to get back out.

The human race is in danger again. This time scientists could not cope the imminent threat and became monsters themselves. Crowds of zombie people filled the secret research base. The dreadful contagion is about to spread earth wide. Use the last chance to save the humanity from total annihilation!

ARE YOU READY FOR CLASSIC REALTIME TACTICS? Be the nameless heroine in the wastelands of DUSTWIND's story campaign, fight against and with human players in the elaborate Multiplayer mode or design your very own story campaigns and maps in the mighty map editor!

Hardcore and bloody shooter where you will have to repel the attacks of the living dead using the destroying traps, defensive barricades and also weapon of close and long-range combat.

Survive, hunt and prey in the deadly jungles and swamps in distinctly new and thrilling first person gameplay.

Battle royale simulator lets you simulate and control a battle royale game. You can choose the amount of player (like 600 at max), game speed, air drops, where the storm will close and just some really cool things

CRIMSON METAL - Far from Perfect, brutal and merciless.

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?

Firebase Defence is a new spin on the traditional tower defence gameplay. You have to defend yourself from the waves upon waves of incoming enemies. You are free to build, place and manage your available resources and units in any way you want. But failing to balance those will result in defeat!

You are not a soldier. Not a fighter. Just an ordinary maintenance guy. Yet you have to fight. And you are forced to run. But chiefly: you must help the frozen crew survive on a spaceship. You are the only one who can save others. You are made a hero against your will. You become a leader. A slayer.

Online Co-op Twin Stick Shooter meets Tower Defense. Build up your defenses and balance your economy. Choose character class and level up - unlock new perks and active skills which will match your playstyle. Hold the Line for as long as you can!

A Sci-Fi FPS that sends the player to a war between good and evil. Experience hordes of monsters, a gloomy moon base setting, mighty weapons, intense action and a lot of fun in VR.

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.

Survive the terrifying events on Angstrom Station.

Welcome to Masked Forces 3, the ultimate FPS simulation! This is a game where you can test and improve your shooting capabilities against multiple game modes.

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.