Aliens Invasion is a free-to-play extraterrestrial shoot ’em up game available for Android devices. Developed by ITREEGAMER and boasting a 4.2 rating on PhanMemFree.org based on 35 user reviews, this game promises a wild west showdown against invading aliens. But does it deliver on its explosive premise, or does it fall flat like a discarded ray gun? Let’s delve into a comprehensive review to find out.
Gameplay: A Repetitive Shootfest
Aliens Invasion presents a fairly straightforward gameplay loop. Players assume the role of a lone gunslinger defending their town against waves of extraterrestrial invaders. The aliens, varied only in their appearance and not in their attack patterns, relentlessly assault from the left, right, and even from beneath the ground. Players control their character’s movement and use on-screen buttons to fire a range of weapons, including a pistol and an axe for close-quarters combat.
The core gameplay mechanic remains consistently the same throughout the game: shoot, shoot, and shoot some more. While there’s a selection of weapons to unlock and upgrade, the fundamental act of eliminating aliens never evolves. This repetitive nature quickly becomes the game’s biggest drawback. The lack of strategic depth, challenging boss encounters, or even slight variations in enemy behavior severely limits the game’s replayability. The feeling is one of constant, monotonous shooting, with little to break up the predictability.
One aspect that somewhat enhances the gameplay is the ability to replenish health and ammunition by seeking refuge in buildings scattered across the game’s Wild West setting. This mechanic introduces a minor element of strategy, forcing players to balance offensive actions with the need for tactical retreats to recover. However, this brief tactical pause does little to alleviate the game’s pervasive monotony. The resource management aspect feels almost tacked on, rather than being an integral part of a deeply engaging system.
Graphics and Sound: A Decent Presentation, Let Down by Repetitiveness
Visually, Aliens Invasion presents a fairly polished appearance. The graphics, while not groundbreaking, are competent enough to provide a visually pleasing experience, especially considering the game’s free-to-play status. The Wild West setting is clearly rendered, and the alien designs, while generic, still possess a certain level of visual appeal. The environments, though simple, are detailed enough to avoid feeling bland, and the animations are smooth and responsive.
The sound design, however, shares a similar fate to the gameplay. The sound effects are satisfactory and enhance the action, effectively amplifying the impact of gunfire and explosions. However, the game’s soundtrack, like the gameplay itself, suffers from extreme repetitiveness. The same musical tracks loop repeatedly, quickly becoming irritating and detracting from the overall experience. This constant auditory loop further exacerbates the feeling of monotony, contributing significantly to the game’s overall underwhelming experience.
Progression and Monetization: A Fair, If Unremarkable System
Aliens Invasion incorporates a standard progression system where players earn in-game currency by eliminating aliens. This currency can then be used to purchase upgrades and new weapons at the end of each level. The upgrade system allows for the acquisition of more powerful weaponry, leading to a slightly enhanced rate of alien extermination. However, this element of progression is again ultimately limited by the inherent repetitiveness of the core gameplay.

The game’s monetization model is relatively fair, being completely free-to-play with no intrusive advertisements or pay-to-win mechanics. While in-app purchases are available, these primarily offer cosmetic upgrades or minor advantages, leaving the core gameplay loop fundamentally unaffected. The lack of aggressive monetization is a positive aspect, but it fails to counteract the fundamental flaws of the repetitive gameplay.
A Lack of Innovation: A Familiar Formula, Poorly Executed
Aliens Invasion attempts to offer a classic shoot ’em up experience within the familiar context of a Wild West setting invaded by aliens. However, it fails to meaningfully innovate upon this well-trodden genre. The lack of variety in enemies, weapons, and gameplay mechanics, coupled with the repetitive soundtrack, ultimately leads to a significantly underwhelming experience. The game feels like a missed opportunity, failing to capitalize on the potential inherent in its unique premise. The combination of simple gameplay mechanics and a repetitive structure creates a game that, while playable, lacks the depth and longevity to maintain player interest beyond a few brief sessions.
Comparison with Similar Titles: Falling Short of the Competition

Compared to other shoot ’em up games on the Android platform, Aliens Invasion falls significantly short. Many competitors offer more engaging gameplay, varied enemy types, strategic elements, and more compelling progression systems. While Aliens Invasion’s presentation is decent, it simply lacks the innovation and polish found in more successful titles within the genre. It’s a game that feels dated, both in its mechanics and in its execution. The lack of any truly unique features makes it difficult to recommend over the vast array of superior alternatives.
Overall Verdict: A Disappointing Experience
In conclusion, Aliens Invasion is a functional but ultimately disappointing shoot ’em up. Its repetitive gameplay, monotonous soundtrack, and lack of innovation leave it feeling stale and uninspired. While the game’s visual presentation is passable and its monetization is fair, these positives are overshadowed by its fundamental flaws. Unless you are a die-hard fan of exceptionally simplistic shoot ’em ups with minimal gameplay variety, there are far better options available on the Android platform that deserve your attention. The lack of originality and the overwhelming sense of repetitiveness prevent this title from receiving anything more than a lukewarm recommendation at best. It’s a game you might play once or twice out of curiosity, but it’s unlikely to become a long-term fixture in your gaming repertoire. The time spent playing is unlikely to be rewarded with a feeling of satisfaction or accomplishment, making it ultimately a disappointing and forgettable experience.
File Information
- License: “Free”
- Version: “1.4”
- Latest update: “February 12, 2019”
- Platform: “Android”
- OS: “Android 2.3”
- Language: “English”
- Downloads: “12.3K”
- Download Options: “Google Play”