
Perimeter is an innovative Real-Time-Strategy game that pits players against each other or AI opponents in a life and death struggle to seize territory and establish crucial protective “perimeters.” Players will be introduced to the game’s unique terraforming feature, allowing them to move, build, construct and destroy the map...
Modeled estimate, not a reported figure. How we estimate →
Media

About
Genres
Stats
All-time low is the lowest price we've recorded for this game since we started tracking it.
Languages: English*, Russian**languages with full audio support
Engagement
Hours played at review time, across 42 reviews with recorded playtime.
Reviews
Themes across 42 recent reviews and how positive each mention is. A keyword signal, not full sentiment analysis.
positive critical· bar length = how often the theme comes up
Reviews
ничего не понял, но очень не понял
Perimeter is a science fiction real-time strategy game developed by K-D Lab and published by Fulqrum Publishing that distinguishes itself by abandoning many of the conventions that define the genre. Rather than relying on familiar formulas centered on harvesting resources and constructing ever-larger armies, the game introduces a strategic framework built around environmental manipulation, energy distribution, and territorial dominance. Even though it originally launched in the early 2000s, its ideas remain refreshingly unconventional, making it one of the more memorable RTS experiences for players looking for something beyond traditional base-building warfare. The story takes place after humanity escapes a collapsing Earth and begins a dangerous migration through the mysterious Psychosphere, an interconnected dimension linking countless worlds. Different factions pursue their own beliefs regarding humanity's future, creating ideological conflicts that serve as the backdrop for the campaign. Instead of emphasizing cinematic storytelling, the narrative focuses on atmosphere and world-building, presenting players with surreal landscapes, unusual technologies, and an alien setting that feels mysterious from beginning to end. While the plot occasionally leaves important details open to interpretation, its unique science fiction themes successfully establish a memorable identity. What truly defines Perimeter is its groundbreaking terraforming system. The battlefield itself becomes an active strategic element as players reshape mountains, flatten terrain, and create stable platforms where structures can be built. Unlike many strategy games where maps remain static throughout a match, every engagement in Perimeter constantly evolves as the landscape changes. This mechanic transforms environmental management into an essential part of both offense and defense, rewarding players who think several moves ahead while adapting to an ever-changing battlefield. The game's economy is equally distinctive. Instead of collecting multiple resource types, nearly every aspect of the player's civilization depends on a shared energy network. Buildings, defenses, and protective barriers all consume power, making efficient energy management one of the most important skills to master. Expanding territory is not simply about claiming more land but also about strengthening the electrical infrastructure that supports the entire base. A single disruption to the network can weaken defenses or disable important facilities, adding an extra layer of tactical depth rarely found in conventional RTS titles. Military management is also handled differently through an innovative unit transformation system. Basic personnel can be converted into specialized combat units depending on the situation, allowing players to rapidly adjust their army composition without maintaining numerous production facilities. Whether preparing for long-range engagements, defensive operations, or direct assaults, this flexibility encourages experimentation and thoughtful adaptation rather than repetitive unit production. Battles become less about overwhelming numbers and more about selecting the appropriate forms for each encounter while balancing energy consumption across the battlefield. Visually, Perimeter delivers an artistic style that remains distinctive despite its age. The strange worlds of the Psychosphere are filled with abstract architecture, unusual terrain formations, and futuristic structures that reinforce the game's otherworldly setting. The dynamic terrain deformation further enhances the visual experience, as every battle gradually reshapes the environment into something entirely different from where it began. Although the graphical technology understandably reflects its original release period, the artistic direction gives the game a timeless quality that helps it stand apart from many strategy games of its generation. Complementing the visuals is an atmospheric soundtrack that emphasizes mystery and tension, creating a fitting backdrop for the deliberate pace of its strategic gameplay. The campaign offers a satisfying variety of objectives that prevent missions from becoming repetitive. Players are challenged to defend critical installations, escort important structures, survive hostile environments, and overcome increasingly complex enemy tactics. Each mission introduces new situations that encourage deeper understanding of the game's interconnected systems rather than relying on simple military superiority. As players gain experience, the initially intimidating mechanics gradually reveal themselves to be carefully designed components of a cohesive strategic experience. However, Perimeter is not an easy game to approach. Its unconventional mechanics require patience, and newcomers expecting a traditional real-time strategy experience may struggle during the opening hours. The interface reflects design standards from its era and lacks some of the convenience features found in modern strategy games. The narrative can also feel abstract, occasionally making it difficult to fully grasp the motivations of its various factions. Nevertheless, these shortcomings are largely outweighed by the originality of the gameplay, which rewards persistence with an experience unlike almost anything else in the genre. Perimeter remains an excellent example of creative game design that prioritizes innovation over familiarity. Its combination of terraforming, energy-based infrastructure, flexible unit evolution, and atmospheric world-building creates a strategic experience that still feels remarkably distinctive years after its release. While it demands more commitment than many modern RTS games, those willing to learn its systems will discover a rewarding and intellectually engaging strategy title that continues to stand as one of the genre's most original creations. Rating: 8/10
Related
Related
Trends
Modeled estimate over time, reconstructed from Steam's monthly review histogram.
Audience
Estimated from the language of this game's reviews — a proxy for where players are, not official Steam demographics.
Related
| Clash of Clans | $2.6B | 61.4M | 90% | Free |
| Plants vs. Zombies™ | $1.9B | 5.7M | 75% | Free |
| Clash Royale | $1.9B | 41.6M | 89% | Free |
| Lords Mobile: Kingdom Wars | $1.9B | 9.2M | 90% | Free |
| Stick War: Legacy | $1B | 3.2M | 96% | Free |
| Evony: The King's Return | $644M | 826.6K | 80% | Free |
Related
| Deliverance & Reign | $26.7K | 138 | 84% | $7.99 |
| Nightmare Drive | $26.7K | 72 | 86% | $9.74 |
| iO | $26.7K | 235 | 81% | $4.99 |
| Unbox: Newbie's Adventure | $26.7K | 627 | 82% | $1.99 |
| Boiling Point: Road to Hell | $26.7K | 137 | 72% | $9.99 |
| Deepening Fire | $26.7K | 636 | 72% | $2.39 |