Games Like Planets Under Attack

Galcon 2 is a demolition derby in space! Send swarms of ships from planet to planet to conquer the galaxy in this fast paced multiplayer strategy game!

Why similar: Strategy 89.9%, Indie 3.4%, Space 3.4%, Multiplayer 2.5%, Sci-fi 0.8%

Why You'll Like It: This game shares the exact core loop of rapid, arcade-style planetary conquest and fleet management found in the seed game.

Wage war across entire solar systems with massive armies at your command. Annihilate enemy forces with world-shattering TITAN-class units, and demolish planets with massive super weapons!

Why similar: Strategy 87.9%, Space 4.9%, Multiplayer 2.8%, Sci-fi 2.7%, Indie 1.7%

Why You'll Like It: It captures the grand scale of planetary warfare and real-time strategy with a focus on aggressive expansion.

SPACECOM – a strategic-to-the-bone, starfleet command game in which deception, smart movement, and choices to battle decide victory or defeat.

Why similar: Strategy 86.7%, Space 4.8%, Indie 3.5%, Sci-fi 2.5%, Multiplayer 2.5%

Why You'll Like It: This title emphasizes tactical movement and positioning in space, stripping away complex base-building for a more direct strategic experience.

Auralux: Constellations is the awaited sequel to Auralux, the critically acclaimed minimalistic Real Time Strategy game. Explore a dozen new gameplay mechanics through each constellation, one new feature at a time. It's Real-­Time Strategy, deconstructed.

Why similar: Strategy 91.9%, Space 4.3%, Indie 3.8%

Why You'll Like It: It offers a minimalist, real-time approach to planetary expansion and tactical combat that feels very similar to the seed game's flow.

Aeon Command is a tug of war strategy game, where you play as one of three unique factions to help gain dominance over the Aeon Nebula! Take control of your mother ship to gather resources, produce ships and fight off the enemy mother ship. Grow stronger as you progress through the 24 mission campaign and unlock new upgrades.

Why similar: Strategy 93.2%, Indie 3%, Space 2.6%, Sci-fi 1.2%

Why You'll Like It: This lane-based space RTS features similar sci-fi aesthetics and a focus on quick, decisive combat encounters.

Experience the celebrated strategy gameplay of Eufloria HD. Conquer asteroids in space and use their resources to grow floral creatures that do your bidding. Expand your empire and fight against several teams of AI opponents that all vie for the same resources and can offer fierce opposition.

Why similar: Strategy 96.8%, Indie 3.2%

Why You'll Like It: The focus on capturing nodes and managing unit growth across a space-themed map mirrors the strategic pacing of the seed game.

Conquer the stars in this straightforward multiplayer real-time strategy game from the creators of First Strike and become a Stellar Commander!

Why similar: Strategy 80.3%, Space 7.3%, Indie 5.2%, Multiplayer 3.6%, Sci-fi 3.5%

Why You'll Like It: A fast-paced, multiplayer-focused RTS that centers on planetary destruction and quick tactical decisions.

This is a fun yet challenging RTS game. To survive in the vast galaxy, you need to build up your own fleet and customize your warships. You will also learn to control them efficiently in battle to defeat your enemies, conquer planets, and expand your galactic empire!

Why similar: Strategy 90.3%, Space 5.7%, Indie 2.1%, Sci-fi 1.8%

Why You'll Like It: This real-time space strategy game focuses on fleet positioning and ability usage, mirroring the tactical combat of the seed game.

In this turn-based strategic artillery game, players wage interplanetary wars by developing their home planets and firing massive barrages through the unpredictable gravity fields of the solar system.

Why similar: Strategy 90.2%, Space 4.7%, Indie 2.8%, Multiplayer 1.4%, Sci-fi 0.9%

Why You'll Like It: It centers on artillery-based planetary warfare, offering a unique tactical twist on the space conquest theme.

Command a space-faring empire in Sins of a Solar Empire: Rebellion, the new stand-alone expansion that combines 4X depth with real-time strategy gameplay.

Why similar: Strategy 85%, Space 7.5%, Multiplayer 3.8%, Sci-fi 3.7%

Why You'll Like It: While larger in scale, it remains the definitive real-time space strategy experience with a strong focus on fleet movement and planetary control.

Your heroes and your armies will need strong leadership to take them on a spellbinding odyssey that has everything a gamer’s heart could wish for breathtaking worlds in space, battles against cunning enemies and even downright treason from your own government faction - are you up to it?

Why similar: Strategy 99.6%, Sci-fi 0.2%, Space 0.2%

Why You'll Like It: A classic RTS that provides a gritty, industrial sci-fi atmosphere and traditional base-building mechanics.

Explore. Strategize. Conquer.In the far future, Mankind has nearly exhausted all of earth’s natural resources. Fragile alliances between nations are tested to their limits as fierce wars ignite across land and space.MoonBase Commander puts you in charge of your own lunar territory in a quest to build the most powerful empire in space.

Why similar: Strategy 100%

Why You'll Like It: A classic strategy game that uses a unique projectile-based expansion mechanic, capturing the same 'conquer the map' feel.

ENDLESS™ Space is a turn-based 4X strategy game, covering the space colonization age in the ENDLESS™ Universe, where you can control every aspect of your civilization as you strive for galactic domination.

Why similar: Strategy 92.4%, Space 4.4%, Sci-fi 1.7%, Multiplayer 0.8%, Indie 0.7%

Why You'll Like It: Provides a more expansive 4X experience for players who want to dive deeper into the sci-fi strategy genre.

Experience the epic space strategy games that redefined the RTS genre. Control your fleet and build an armada across more than 30 single-player missions. Choose unit types, fleet formations and flight tactics for each strategic situation.

Why similar: Strategy 86.4%, Space 9.1%, Sci-fi 3%, Multiplayer 1.5%

Why You'll Like It: A classic of the genre that provides deep, tactical 3D space combat for those who enjoyed the sci-fi setting of the seed game.

Earth has been destroyed. Mankind is fractured. The galaxy is at war. But one hope remains: a new home for mankind. Probes detected a habitable planet in the Orion sector. You must fight your way to it, but nothing is as it seems. A more devious plan is underway that threatens the entire galaxy.

Why similar: Strategy 96%, Indie 4%

Why You'll Like It: An indie RTS that keeps the focus on space combat and fleet management in a straightforward, accessible way.

Planet S is a real-time strategy game where your goal is to colonize multiple planets in a solar system to advance your civilization, build a city and supply it to grow your faction.

Why similar: Strategy 84.4%, Space 6.9%, Multiplayer 3.5%, Sci-fi 2.7%, Indie 2.5%

Why You'll Like It: A real-time strategy game that focuses on planetary colonization and expansion, fitting the core theme of the seed game.

Creeper World 3 is what happens when cellular automata takes over a strategy simulation. Instead of discrete units that attack your base, a fluid-like substance spreads over the terraformable terrain. Your base, your weapons, your strategy... you must adapt them all.

Why similar: Strategy 95.7%, Indie 2.4%, Sci-fi 1.9%

Why You'll Like It: The node-based tactical expansion and defense mechanics provide a similar feeling of territory control and resource management.

After assuming command of one of four human or alien factions vying for galactic dominance, immediately define your game’s scope. Play for minutes to hours across tens to hundreds of planets in single-player skirmish or multiplayer modes—it’s entirely up to you.

Why similar: Strategy 94.1%, Space 3.1%, Indie 2.8%

Why You'll Like It: A smaller-scale tactical strategy game that emphasizes unit positioning and quick combat rounds.

Build powerful battle robots from components like Chassis, Weapon and Booster. The battle’s starting and you’re right in it – with freely definable camera perspectives, spectacular effects, unlimited zoom and scroll, colored light sources, terrain morphing and 3D sound. Pure action – pure excitement!

Why similar: Strategy 99.1%, Indie 0.9%

Why You'll Like It: Features robot-themed RTS combat that shares the arcade-like intensity of the seed game.

As a space bear, human or any other race, venture forth into the galaxy, create custom ships, conquer new worlds, build new colonies and defend your very existence against those who would take what is yours.

Why similar: Strategy 89.8%, Space 5.5%, Indie 2.7%, Sci-fi 1.9%

Why You'll Like It: Offers a blend of real-time combat and strategic management that expands on the core space-conquest themes.

The first ever auto-battler game, from way back in 2009Who needs backstory? Who needs resource-gathering? Diplomacy is so last year. Gratuitous Space Battles cuts right to the chase of sci-fi strategy games, and deals with large, completely unjustified space battles between huge opposing space fleets.

Why similar: Strategy 87.2%, Space 6.1%, Sci-fi 2.9%, Indie 2.6%, Multiplayer 1.2%

Why You'll Like It: It focuses on the strategic setup and automated execution of space fleet battles, perfect for fans of the seed game's combat-first approach.

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!

Why similar: Strategy 87.4%, Space 6.2%, Sci-fi 3.2%, Multiplayer 3.2%

Galactic Ruler offers real time strategy game play at both planetary level and in space! Lead your faction in diplomacy or conquest across a procedurally generated galactic map where any system might hold hostile enemies or resource riches. Develop advanced technologies to rule the galaxy!

Why similar: Strategy 80.4%, Space 10%, Sci-fi 4.3%, Multiplayer 3%, Indie 2.4%

Why You'll Like It: Offers a complex real-time tactical experience for players looking to manage larger-scale space conflicts.

6 different types of towers! 4 planets with different characteristics! 25 different enemies. Drones, Tanks, Biorobotic enemies and many different ground and air vehicles! Snowy and Glacial maps, Desert and Arid lands! Prepare to defend the solar system against invaders!

Why similar: Strategy 97.5%, Sci-fi 2.5%

Why You'll Like It: A tactical tower defense game that utilizes planetary surfaces, appealing to the node-based strategy fan.

Dawn of Andromeda is a pausable, real-time 4X space strategy game providing an accessible, fun and immersive experience, introducing fresh ideas to the genre. Build your empire, colonize new planets, interact with other factions and characters, research technologies and build great fleets.

Why similar: Strategy 91.3%, Space 4.3%, Indie 2.7%, Sci-fi 1.7%

Why You'll Like It: A more accessible 4X strategy game that keeps the focus on space exploration and real-time combat encounters.

In this sci-fi turn-based strategy with real-time base-building elements, you’ll be defending human territories against the transhuman Augments. Expand your HQ, and manufacture and upgrade an army of advanced drones to wage interplanetary war for Humanity!

Why similar: Strategy 86.2%, Space 6.8%, Indie 3.6%, Sci-fi 3.4%

Why You'll Like It: Combines base-building with turn-based tactical combat, appealing to fans of the sci-fi strategic aesthetic.

Build and command a fleet of starships and travel between planets as you explore, build, negotiate, and fight to preserve your vision for humanity.

Why similar: Strategy 90.5%, Space 7%, Sci-fi 2.5%

Why You'll Like It: Focuses on tactical ship combat and fleet management in a variety of space-based scenarios.

Massive scale 4X-RTS set in space. Control hundreds of planets, manipulate galactic politics, research numerous advanced technologies, and command thousands of units and hundreds of planets in your quest for galactic dominance.

Why similar: Strategy 88.8%, Space 6.2%, Sci-fi 2.7%, Indie 2.3%

Why You'll Like It: A deep space strategy game that allows for significant customization of fleets and planetary systems.

Stellarcraft is a sci-fi tower defense adventure: explore alien planets, gather resources, build defenses, and fend off waves of enemies, solo or in 4-player co-op. 🚀

Why similar: Strategy 93.4%, Multiplayer 3.4%, Sci-fi 2.8%, Indie 0.4%

Got 5-10 minutes? Annihilate your enemy in a lightning fast micro 4X/RTS game set in deep space. Gameplay relies heavily on strategy, forward-thinking, and twitch-like reflexes.

Why similar: Strategy 96%, Indie 4%

Why You'll Like It: An indie strategy title that focuses on territory control and quick, decisive tactical maneuvers.

The RTS/FPS phenomenon has moved into space! Build your base on an asteroid, command fleets of starships for epic battles, pilot fighters, mine and trade resources, assemble robots to defend or assault other stations. Take sole command or share the glory as you fight for control of the quadrant.

Why similar: Strategy 88%, Space 6.5%, Multiplayer 2.9%, Sci-fi 2.5%

Galaxy Admirals is a multiplayer turn-based cosmic strategy with pretty innovative and challenging gameplay. Improve your command skills with AI and conquer the whole universe by fighting with real players.

Why similar: Strategy 97.2%, Space 1.6%, Multiplayer 0.6%, Sci-fi 0.6%

Send the fleet to capture planets and expand your empire, until you vanquish them all! No ads, no in-app purchases, completely free. Local and internet multiplayer is supported in this galactic strategy game. Six levels of challenging AI await you for practice matches and for making up numbers.

Why similar: Strategy 100%

An indie space-sim and strategy game featuring ship and fleet combat mixed with RTS elements. Complete contracts and Claim sectors for your faction in the near-future, where resource exploiting corporations are in a state of constant conflict over territory control.

Why similar: Strategy 83%, Space 8.8%, Indie 4.1%, Sci-fi 4%

Battle for galactic dominance in this real-time 4X strategy game with unrivaled scale! You’ll explore, expand, exploit, and exterminate through military force, diplomacy, trade, culture, influence, and other underhanded tactics.

Why similar: Strategy 86.6%, Space 8.2%, Sci-fi 2.7%, Multiplayer 2.4%

Welcome, commander, to Project Entropy- an ultimate Sci-Fi and role-playing game with battles in space. In this immersive MMO experience, you will command alien civilizations, conquer uncharted planets, and build Hero fleets.

Why similar: Strategy 94.5%, Sci-fi 4%, Multiplayer 1.6%

Enter the Arena! From the creators of Galaxy Control comes a real-time multiplayer game starring the space stations assault and defence, your favorite Galay Control characters and much, much more.

Why similar: Strategy 96.2%, Indie 3.8%

Colonize A Planet. Dominate A World.

Why similar: Strategy 100%

Colonize newly-discovered planets, control the resources found there, and defend your colony against other rival factions in real-time or turn-based action.

Why similar: Strategy 98.6%, Sci-fi 1.4%

The Spance approaches, a vast and mysterious storm at the edge of humanity. Who shall claim its riches? Brave the perils of the depths in a story-rich singleplayer campaign with numerous distinct factions and bosses. An RTS base builder with huge battles, constant production, and autonomous ships.

Why similar: Strategy 83.7%, Space 9.2%, Indie 3.9%, Sci-fi 3.2%

A classic single-player RTS set in a Solar System ruled by megacorporations. Journey from Mars all the way to Planet 9 and uncover the secrets of the BlackChain.

Why similar: Strategy 87.5%, Space 7.1%, Sci-fi 4%, Indie 1.5%

Discover a space strategy game filled with conquest, betrayal and subterfuge. Build alliances, make enemies and fight your way to victory and galactic domination. Will you conquer the galaxy?

Why similar: Strategy 97.1%, Sci-fi 1.9%, Multiplayer 0.9%

Take command of a vast interstellar empire and safeguard your species from total extinction in a procedurally generated 3D galaxy (with the option to flatten it) from 1 System to 10,000+! Prove your species' ingenuity through a deep and intricate combat system where anything (from individual components on ships to the stars themselves)...

Why similar: Strategy 90.8%, Space 5%, Indie 2.8%, Sci-fi 1.4%

We Are The Dwarves is a real-time tactical adventure where you take control of three Dwarven astronauts and lead them through the hordes of enemies in the depths of their Universe. Tactical Adventure Sci-Fi Space Dwarves

Why similar: Indie 64.5%, Multiplayer 35.5%

Combining the best of space combat and real time strategy. Victory can be tactical, a dogfight or capital ship slugging match - depending on how you decide to achieve it. Space combat on a RTS scale with space sim savagery.

Why similar: Strategy 89.5%, Space 6.2%, Indie 2.3%, Sci-fi 2.1%

A sci-fi turn-based 4X strategy game where you lead the fate of one of several factions divided between three races. Explore new worlds and new star systems filled with exciting secrets as well as dangers. Build cities, expand your influence and fight great battles on land and in space.

Why similar: Strategy 88.6%, Space 5.9%, Sci-fi 3.2%, Indie 2.2%

Prepare to take off, soldier! The galaxy needs your strategy! Prove your RTS expertise, explore an entire galaxy and defend it from a threatening invasion.

Why similar: Strategy 88.9%, Space 7.3%, Sci-fi 3.9%

Phantom Signal is a real-time sci-fi strategy game with unusual mechanics. Explore mysterious star systems and reveal the secret of the phantom signal.

Why similar: Strategy 92.2%, Space 4.3%, Sci-fi 1.9%, Indie 1.6%

An epic struggle for control!

Why similar: Strategy 93.8%, Space 5%, Sci-fi 1.2%

8-Bit Invaders! is a fast-paced, retro Real-Time Strategy game for the PC. Control the military might of the Galactic Marine Corps or Invade with the devastating power of the Cranioids! Mine, Build, and Fight your way to victory! Conquering the Multiverse was never so easy.

Why similar: Strategy 92.7%, Indie 3.3%, Multiplayer 2.3%, Sci-fi 1.7%

Etherium is a real-time strategy game set in a science-fiction universe, where three factions battle it out for a mysterious and rare resource known as ‘Etherium’.

Why similar: Strategy 91.3%, Sci-fi 4.4%, Space 2.8%, Multiplayer 1.5%

Beyond the Void is a new hybrid strategy game in space, with RTS and MOBA mechanics. It's F2P. Experience the thrill of being a Captain and lead epic space wars in 1 vs1. Design your own strategy and fleet to become the one who'll dominate the galaxy!

Why similar: Strategy 91.3%, Space 3.9%, Indie 3%, Multiplayer 1.8%

Five Nations is a real-time sci-fi strategy game for PC platform. Encompassing tactical combat in space in real-time mixed with micromanagement of economy, construction, and production featuring different kind of single player modes.

Why similar: Strategy 90.3%, Space 4.7%, Sci-fi 2.7%, Indie 2.3%

Take command in the ultimate starship simulator: Star Command Galaxies. Become a Captain, recruit your crew, customize and upgrade your starship, battle alien vessels, teleport to away missions and repel boarding invaders in this real-time strategy simulation adventure from indie studio Warballoon.

Why similar: Strategy 86.7%, Space 5.7%, Indie 3.9%, Sci-fi 3.7%

Take command of one race to join the struggle for supremacy in the galaxy. As the leader of your empire you are tasked with exploring the stars, colonizing new worlds, managing your empire and conquering whoever dares to oppose you.

Why similar: Strategy 91.3%, Space 5%, Indie 2.5%, Sci-fi 1.2%