Alien Shooter TD
Released Jan 2017
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!
85% positive · 908 reviews
Done
All announced content has been released
High confidence
Done
All announced content has been released
High confidence
Where to buy
Steam $9.99
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Evaluation
Alien Shooter TD launched on January 13, 2017 and received several feature updates in its first few months — adding new missions, monsters, a secret game mode, and gameplay improvements. The last recorded developer communication of any substance was on February 12, 2019, when version 1.3.0 was released with shadow support, an achievement tweak, and minor bug fixes. There have been no news posts, announcements, or developer communications of any kind since that date. The store description contains no mention of planned future content, a season pass, roadmap, or ongoing update cycle, and there are no unreleased DLC entries in the store listing. The January 2017 developer post discussing future plans (including a network mode and Alien Shooter 3) was early-era speculation about the broader studio direction, not a commitment to specific Alien Shooter TD content — and no such features were subsequently delivered to this game. With over seven years of silence since the last update and no outstanding commitments, the game appears to have reached its final state as of the February 12, 2019 patch.
Evidence
Version 1.3.0 released with shadow support, an achievement tweak, and minor bug fixes. This is the last recorded developer communication for the game.
Version 1.2.4 added post-completion gameplay improvements and a new achievement for defeating the final boss — framed around players who had finished the story.
Media
Details
Developer
Publisher
Sigma Team Inc.
Achievements
21
Platform
Windows
Controller
—
Steam Deck
Not rated
Players
Single-player
About this game
Be careful when downloading the game: you run the risk of escaping the real world for a long time to get completely absorbed in saving the Earth from the imminent threat!
We are happy to present our innovative game in the genre of Tower Defense inspired by the legendary Alien Shooter series! Here you will not just build towers to protect your territory, but will also get in charge of a platoon of elite warriors. Each one of them has their own field of specialization, unique features, as well as development possibilities. It is also possible to equip each class of warriors with weapons of your choice.
The attack is under way. The armed forces are mobilized. Violent battles are happening across the whole globe.
You are the commander of an elite warrior platoon and find yourself in the midst of large-scale war events, and your actions will determine whether blood-hungry monsters will destroy our planet, or if humanity will come out victorious!
The game was created in keeping with the best traditions of Sigma games, no concessions of any kind - everything is just like in real life!
And, of course, in keeping with our traditions, there are unprecedented crowds of monsters, plenty of bloodshed and explosions, as well as many other things you would usually see when you play our games on your devices!
We are happy to present our innovative game in the genre of Tower Defense inspired by the legendary Alien Shooter series! Here you will not just build towers to protect your territory, but will also get in charge of a platoon of elite warriors. Each one of them has their own field of specialization, unique features, as well as development possibilities. It is also possible to equip each class of warriors with weapons of your choice.
The attack is under way. The armed forces are mobilized. Violent battles are happening across the whole globe.
You are the commander of an elite warrior platoon and find yourself in the midst of large-scale war events, and your actions will determine whether blood-hungry monsters will destroy our planet, or if humanity will come out victorious!
The game was created in keeping with the best traditions of Sigma games, no concessions of any kind - everything is just like in real life!
- Totally real-life presentation of events – there is a limited munitions stock for each weapon, and it has to be replenished during combat.
- Powerful supply crates that include ammunition, weapons, coins, and ammo.
- Your enemies’ dead bodies don’t disappear - wait to see what happens when you finish each level!
- Seven character classes with unique characteristics and development possibilities.
- Hundreds of types of weapons – equip your troops according to your personal gaming style.
- Any kind of weapon can be modified by expanding its basic features. You can disassemble it and get money, as well as auxiliary supplies.
- Send your troops to get training, so they can develop a variety of combat skills.
- By combining different kinds of forces, you can develop your own tactics needed to accomplish each mission.
- In a critical situation, you can use bombs land mines, as well as supply Drones that will momentarily replenish munitions stocks for all the combatants.
And, of course, in keeping with our traditions, there are unprecedented crowds of monsters, plenty of bloodshed and explosions, as well as many other things you would usually see when you play our games on your devices!
Are these done yet?
Last evaluated Jun 27, 2026
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