Top similar games like Imperius:

Get ready to protect the entire solar system from an unprecedented threat - the D'Ahari, a race of insect-like aliens. Control an entire fleet of spaceships, trade with other races of an Alliance, and develop your own space station.

In "Star Ash Fleet", players will take on the role of a fleet commander in a future interstellar war. Edit your fleet within limited choices and control them on a rapidly changing battlefield. Each battle is like a game of chess, where every ship is a piece to be utilized wisely to achieve victory.

Includes 47 Steam achievements, leaderboards, and stats!

Halo Wars: Definitive Edition is an enhanced version of the real-time strategy classic, Halo Wars, updated to run natively on PC. Halo Wars: Definitive Edition includes improved graphics, new achievements and all of the DLC created for the landmark real-time strategy game.

Grid Miner is a real-time strategy puzzle game where you mine asteroids to gather resources and expand your space station. Unlock new tools and utilities as you progress through levels. Maintain your quotas and learn more about your employer and coworkers at Hypergo Industries.

Battlefleet Gothic: Armada is the RTS videogame adaptation of Games Workshop’s classic tabletop game, pitting the Chaos, Imperium, Eldar, and Orks against each other in visceral space-battles.

This is a prologue for the main game Grimstar - a single-player real-time strategy game with a story-driven campaign. The sudden death of your brother has hit you hard. However, the corporation for which he has sacrificed his life requires you to take his place until his contract is fulfilled...

After the destruction of the EARTH in 2150, the leaders of the Eurasian Dynasty escaped on board an evacuation fleet. Now they are fighting for the survival of the human species. Their base is one large building comprising of smaller variable parts.

In Exodus Frontier: The Last Stand, humanity’s last hope lies on the distant planet Xylonia. As a brave explorer, you'll battle fierce alien resistance and fight to establish a colony. Strategize, adapt, and defend your foothold—survival of mankind depends on your choices.

Build, manage and defend your medieval castle in this crazy sidescroller RTS game. Build walls, towers and traps to protect your fortress from enemy sieges before launching your own. Command powerful siege weapons and design the perfect strategy to take back the empire.

SpaceFront is a military real-time strategy game. Control Corgis, wage battles, build your army and defend the galaxy from soviet invasion! No game will be the same thanks to procedurally generated campaigns! Join the effort, join the SpaceFront!

Step into the world of galactic combat in "WarOS", a Chinese sci-fi game! It creates its own structure, integrating the core gameplay of RTS with the details, plot and growth system of RPG, simplifying complex micro-manipulation, and making the game experience both fun and exhilarating.

In Tyrium you build a base, collect Tyrium minerals with collector units and convert it to credits in a refinery. Build an army of tanks, rocket launchers, aircraft and infantry units to attack the enemy base and secure map control. Win by destroying the enemy headquarters or all enemy units.

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!

Fight for control of a frontier world. Gather resources, build your base, and command your forces in battle. Survive long enough to unleash your ultimate weapon - THE EPIC.

Space Tales is a real-time strategy game set in a retro-futuristic environment. Take on the role of a commander in the Intergalactic Planetary Expansion (I.P.E.) and immerse yourself in a thrilling mission to explore and conquer new planets, pushing the boundaries of the Human Empire.

All of Warhammer 40,000: Dawn of War in one glorious package. Play the genre-defining classic real time strategy game in all its blood-soaked glory, including four complete campaigns and nine full-fledged factions.

Ardent Seas blends modern naval combat with classical RTS gameplay. Featuring three unique factions, supporting a variety of playstyles.

Real-time strategy battles in amazing sci-fi worlds! Command brave soldiers, mighty mechas and powerful aliens to face the greatest challenges in hostile alien worlds. The galaxy needs you!

Join our machine legion to conquer the world.

Capture and upgrade planets, outsmart your enemies, and conquer the galaxy! Simple yet addicting, you can play alone or outsmart your friends in this 2D top-down space RTS. Completely free, no monetization, just fun!

Bull3000VRTS: Multiplayer VR RTS inspired by classics like C&C! Command modern tanks, futuristic aliens, robots, augmented forces, and human troops in thrilling 1v1 or 2v2 battles across epic desert battlegrounds. Gather friends, deploy your ultimate strategy, and dominate immersive combat!

Match colors to build your own spaceship! Explore space and fight alien spacecrafts while acquiring weapons and upgrading your red ship. Become the space pilot you’ve always wanted to be.

Command distinct factions in a desperate struggle for power and resources in Tempest Rising - a classic RTS set on Earth after a nuclear war.

World order is revolutionary sci-fi real-time strategy, the main feature of which are modular units

Expansion VR is a sci-fi tower rush RTS built for Virtual Reality, featuring indirect control gameplay. Collect futuristic units, command your forces, and crush your opponent’s base in fast-paced PvP and PvE battles across the galaxy.

In this game, you are a leader, leading a force of army to fight other forces in the deep spaces. You will plunder their resources, build your homelands, explore and expand, managing your army both strategically and tactically. This will be a saga written with blood and fire.

Star Trek: Prelude is a space-based game that builds defense towers on earth to defend against alien invaders called Black Ember.

Astra Sentinel is a real-time strategy game in which you must defend planetary systems from endless hordes of aliens. Reconquer planets, build on their surface and prepare to counterattack. Will you be able to recover the control of the galaxy?

Eons of War is a survival RTS with indirect control. Build a colony for autonomous spaceships, terraform and protect planets from star radiation, and survive against the waves of enemies from the mysterious Rift.

This is a single player defense game for interstellar strategy. We have established 36 birth points. Players can freely switch birth points to control the size of the enemy. Set the moon as a base. Our fleet can conquer the universe and find legendary warships. Our journey is the sea of stars.

A grand and intense tower defense science fiction game, where you only need to purchase once to enjoy all the content of the game.

Space 4X game with the ability to build factories, extract resources, with characters, internal and external markets ... Take part in the discussion of the game, share your vision)