- #1 Stellar Warfare
97% matchVery Positive83% of 419 reviews2021
Dev: Tense Games
Windows
Median: 42 minMean: 2.8 hrs≥1hr: 45%
Space RTS with base building and ship customization. Personal passion project. More than 200 available ships, weapons and modules to design your fleet with. Contains a small campaign, several single and multiplayer game modes and a coop game mode. Also contains Wave defense!
Why similar: RTS 16.4%, Real Time Tactics 13.7%, Wargame 11.3%, Base Building 10.5%, Aliens 10.4%
- #2 Imperius
96% matchMostly Positive75% of 24 reviews2024
Dev: Incognito Interactive
Windows
Imperius is an easy-to-learn, hard-to-master space RTS. Command devastating ships of the Imperius Navy and prove your loyalty by destroying everything in your path, no matter the cost.
Why similar: RTS 16.8%, Real Time Tactics 14.5%, Base Building 11.3%, Lore-Rich 11%, Space 10.2%
- #3 Space Base Defense
96% match3 user reviews33% of 3 reviews2025
Dev: Morgenmiddag
Windows · Mac
A strategic and action-packed base survival game where you mine crystals, build units, and defend your base against waves of UFOs. Defeat enemies, gather resources, and unlock new planets to expand your defenses. Are you ready to conquer the galaxy?
Why similar: RTS 20.2%, Real Time Tactics 17.3%, Base Building 10.1%, Aliens 9.9%, Space 9.3%
- #4 WarOS
95% matchPositive83% of 46 reviews2025
Dev: The7 Studio
Windows
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.
Why similar: RTS 18%, Real Time Tactics 16.1%, Wargame 15.6%, Base Building 12.4%, Space 9.9%
- #5 Zeta Leporis RTS
94% matchPositive86% of 22 reviews2024
Dev: Jason Gieske
Windows
A sci-fi real-time strategy game. An existential war among asteroids in classic RTS style. Build and defend, produce and upgrade, attack and annihilate!
Why similar: RTS 22.2%, Space 13.5%, Base Building 12.3%, War 9.7%, Wargame 8.7%
- #6 Space Alliance: Frontier
94% match8 user reviews50% of 8 reviews2025
Dev: Black Lime Studio
Windows
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.
Why similar: RTS 19.3%, Real Time Tactics 17.5%, Wargame 14.3%, Space 12.2%, Aliens 11.6%
- #7 Unforsaken
93% matchNo user reviews
Dev: Tinyhag Games
Windows
A deep fantasy roguelike RTS where you must reclaim the realm from an ancient evil. Recruit immortal heroes, construct bases, command armies and be the last hope for this world. Control over ten powerful heroes and three unique factions in a new take on classical RTS.
Why similar: RTS 18.8%, Real Time Tactics 15.8%, Base Building 13.6%, Lore-Rich 9.6%, Management 9.4%
- #8 War Wind II: Human Onslaught
92% matchMixed63% of 19 reviews2021
Dev: DreamForge IntertainmentPub: SNEG
Windows
War Wind II: Human Onslaught is a compelling must-play for any real-time strategy fan. The game offers a great variety of vehicular, mechanised and special units, intense and exciting maps, along with a combat model that offers a dynamic balance of play.
Why similar: RTS 21.4%, Real Time Tactics 18.5%, Wargame 18.4%, 1990's 13%, Base Building 12.7%
- #9 Critter Conquest
91% matchNo user reviews
Dev: NoMicro Studio
Windows
Command tiny critters in a fast paced woodland strategy game. Send swarms between burrows, capture territory, build your colony, and push back enemy creatures.
Why similar: RTS 26.4%, Real Time Tactics 22.8%, Base Building 17.2%, Strategy 11.4%, Resource Management 10.6%
- #10 Infinite Fantasy Battlefront
91% matchNo user reviews
Dev: 大连无限次元动漫游戏开发有限公司
Windows
Infinite Fantasy Battlefront is a sci-fi fantasy RTS. Command diverse, ever-expanding factions with unique heroes and armies. Battle solo or with friends across various PvP & PvE modes.
Why similar: RTS 26.7%, Real Time Tactics 23.1%, Wargame 20.7%, Strategy 11.4%, War 8.5%
- #11 The Great Menace
90% matchNo user reviews
Dev: lbfc5Pub: Wolfhaze
Windows
The Great Menace is an 'The war of the Worlds 1938' fictional aftermath as an 2D RTS game, after the fake radio drama in 1938, an alien force commences an invasion on Earth the following day, the 5 great powers: USA, Britain, Germany, Japan and USSR must endure the invasion force
Why similar: RTS 22.1%, Wargame 16.9%, Aliens 13.3%, Base Building 10.9%, War 9.1%
- #12 Kingdoms in Arms
89% matchNo user reviews2027
Dev: IsegrimGames
Windows · Mac
Kingdoms in Arms is a strategy game where you build and manage your kingdom. Build cities, outposts and military camps to conquer the whole island. Besiege your enemies castles and bring down their walls with your siege engines like catapults and trebuchets. Control your armies in real time.
Why similar: RTS 24.1%, Real Time Tactics 18%, Base Building 16.4%, Colony Sim 11.1%, Resource Management 10.3%
- #13 Calrivar Cluster
89% match4 user reviews100% of 5 reviews2024
Dev: CalrivarGames
Windows
An Accessibility First Real Time Strategy Game, built from the ground up to work with only one hand and limited sight. Entirely single player all movement and control is preformed via keyboard, the camera system was designed around the physical layout of the number pad on keyboards.
Why similar: RTS 25.5%, Real Time Tactics 21.8%, Wargame 16.7%, Strategy 10.8%, Space 8.4%
- #14 World Order
88% matchNo user reviews
Dev: TGR Studios
Windows
World order is revolutionary sci-fi real-time strategy, the main feature of which are modular units
Why similar: RTS 23.4%, Wargame 20.7%, Real Time Tactics 19.1%, Space 9.3%, War 8.8%
- #15 Alien Marauder
86% matchMixed63% of 341 reviews2021
Dev: Vexan Studio
Windows
“Alien Marauder” is a real-time strategy game with survival and confrontation theme. In this game, you will be the leader to a treacherous alien planet, build and defend base to survive against the vexan waves. Make the right decision!
Why similar: RTS 18.1%, Wargame 14.5%, Base Building 12.9%, Colony Sim 12.8%, Real Time Tactics 12.2%
- #16 Galaxy Commanders
86% matchNo user reviews
Dev: MagmaByte
Windows
ASSEMBLE AND COMMAND YOUR SPACE FLEET TO VICTORY
Why similar: Real Time Tactics 27.7%, RTS 23.2%, Space 16.5%, Strategy 9.1%, War 8.3%
- #17 Mechs & Mercs: Black Talons
87% matchMixed44% of 165 reviews2015
Dev: Camel 101
Windows
Median: 3.6 hrsMean: 4.7 hrs≥1hr: 93%
You are the commander of the Black Talons company, currently stationed in the Oberon system. After an eventful campaign, the military Tzanar Union has overrun the planet of Genai and blocked all departure from the system: leaving you and the Black Talons stranded.
Why similar: RTS 17.2%, Wargame 16.6%, Real Time Tactics 16.3%, Management 9.1%, Space 8.5%
- #18 ScarQuest
85% matchMostly Positive68% of 19 reviews2024
Dev: ManaStorm Studios
Windows · Mac
Raise armies to dominate, seize, and reign over the planet as its ruler.
Why similar: RTS 32.1%, Real Time Tactics 27.3%, Strategy 14.6%, Base Building 12.6%, Space 12.4%
- #19 SpaceFront
84% matchNo user reviews
Dev: Pixel Herd
Windows
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!
Why similar: RTS 21.9%, Real Time Tactics 16.7%, Base Building 15.7%, Space 10.8%, War 9.1%
- #20 Firearms and Fantasy
84% matchNo user reviews2026
Dev: Orange_Universe
Windows
A strategy game that blends base-building, war-chess-style progression, and otherworld exploration. In a world beset by internal and external crises, you are called to command a modern army through a portal, repel escalating threats, and seize vital resources.
Why similar: RTS 24.2%, Real Time Tactics 19.8%, Wargame 16%, Colony Sim 14.5%, Strategy 9.8%
- #21 Edge Of Extinction
83% matchNo user reviews2025
Dev: Azulon StudiosPub: Nelson R Lunshof
Windows
Edge of Extinction is a sci-fi real-time strategy game where you command one of five alien factions in a war for survival. Position your armies, deploy formations, and adapt as the battlefield shifts beneath you. Outthink your rivals—or face extinction.
Why similar: RTS 27.3%, Real Time Tactics 24.4%, Aliens 16.4%, PvE 8.8%, Strategy 8%
- #22 War Wind
82% matchVery Positive82% of 91 reviews2021
Dev: DreamForge IntertainmentPub: SNEG
Windows
War Wind is a real-time strategy game that allows you to view an epic battle through the eyes of four unique races, each with its own strengths and weaknesses. The game features 28 ready-to-play scenarios and a story of such compelling depth you won't believe it's just a game.
Why similar: RTS 24.1%, Wargame 21.8%, 1990's 16.2%, Base Building 14.4%, Real Time Tactics 13.2%
- #23 Deep Dark Forest
81% matchVery Positive86% of 50 reviews2025
Dev: pixiangames
Windows
You will have to lead the civilization, develop the economy, enhance the technology, stabilize the people and colonize new galaxies; when encountering unknown civilizations, will you hide yourself or communicate with them in a friendly way? In this "dark forest", every decision will be crucial.
Why similar: RTS 19.3%, Real Time Tactics 16.6%, Wargame 16%, Aliens 10%, Space 8.7%
- #24 Koloni
82% matchNo user reviews
Dev: UnwareStudio
Windows
Koloni is a city-building strategy game that puts you in charge of a group of pioneers who have discovered a new land to colonize. However, you're not alone in your quest to settle on this uncharted territory, as other groups have their sights set on the same land.
Why similar: RTS 24.1%, Colony Sim 16.9%, Real Time Tactics 13.9%, Resource Management 11.4%, PvE 9.4%
- #25 Galactic Frontiers - Defense Protocol
81% matchNo user reviews2026
Dev: mañana studios
Windows
Stand as humanity's shield against relentless waves of cosmic foes in this gripping sci-fi tower defense game. Employ advanced weaponry and deploy strategic defenses to repel enemy hordes across the galaxy's expanse. Can you withstand the onslaught in Galactic Frontiers?
Why similar: RTS 25.2%, Base Building 18.2%, Wargame 16.1%, Space 13.5%, War 9.8%
- #26 Warzone 2100
80% matchVery Positive90% of 1,614 reviews2020
Dev: Pumpkin StudiosPub: Underdone Gaming
Windows
In the late 21st century, the world's civilizations are wiped out by a series of nuclear strikes, seemingly caused by a massive malfunction of the new NASDA (North American Strategic Defense Agency) strategic defense system.
Why similar: RTS 27.3%, Base Building 20.1%, Real Time Tactics 16.8%, Strategy 14.1%, War 13.5%
- #27 StarFringe: Adversus
79% matchMixed64% of 233 reviews2023
Dev: CasualogicPub: Conglomerate 5
Windows
This is the story about the beginning of the conquest of outer space by earthlings. It began as a global idea of saving mankind from hunger and lack of resources, and ended as a brutal and merciless war in space far from Earth.
Why similar: RTS 23.2%, Base Building 16.8%, Space 13.4%, Wargame 12.7%, Real Time Tactics 12%
- #28 Machinefall
79% matchNo user reviews2026
Dev: by Jan Zizka
Windows
Machinefall is a post-apocalyptic real time strategy game set on a fully playable global map. Lead humanity’s last survivors as they build bases, gather resources, and wage massive battles against an overwhelming machine swarm. Progress through technological eras from Stone Age to Space Age.
Why similar: RTS 19.7%, Real Time Tactics 14.4%, Base Building 13.9%, Wargame 13.5%, Colony Sim 12.9%
- #29 Ember Legion
78% matchNo user reviews
Dev: Night Owl Games
Windows
《Ember Legion》 is a lightweight RTS. Rifts shattered the world—hope lingers in embers. Choose a hero, build a legion, attack by day, defend by night. Master day-night cycles and troop combos to reclaim your homeland.
Why similar: RTS 24.3%, Real Time Tactics 18.9%, Wargame 17.4%, Strategy 11.3%, Base Building 7.7%
- #30 Grey Galactic
77% match3 user reviews67% of 3 reviews2025
Dev: Alex McGeePub: Blue Quill Studios LLC
Windows
Grey Galactic is a real time strategy game in space where you build up your planets and ships to conquer your enemies. Develop your empire and fleet of spaceships to destroy your enemies and take over the galaxy! Do you have what it takes to become the best Fleet Captain the UFMC has ever seen?
Why similar: RTS 23.2%, Real Time Tactics 20.4%, Management 9.4%, Space 9.1%, Base Building 8.6%
- #31 The Extinction Directive
76% match1 user reviews100% of 1 reviews2025
Dev: CustomBit
Windows
A single-player sci-fi strategy game set in a future where humankind has made the first leap to a distant star system
Why similar: RTS 27.1%, Real Time Tactics 21.7%, Wargame 19.7%, Strategy 11.8%, War 7.6%
- #32 LouLan Kingdom
77% matchNo user reviews
Dev: MockingCrown Games
Windows
Loulan Kingdom is a city-building survival and real-time strategy game. As the ruler of Loulan, you must build your city amid a perilous desert oasis, grow your power through the Silk Road, and fight to protect your kingdom—until the very end.
Why similar: Wargame 19.2%, Real Time Tactics 18.9%, RTS 17.3%, Colony Sim 15.9%, Base Building 13.6%
- #33 Invasion: Phoenix
78% matchNo user reviews2024
Dev: Millzen Studios
Windows
Invasion: Phoenix is a passion project by a solo developer and lifelong gamer. An alien empire hellbent on conquering Earth has arrived at our doorstep, and humanity is in total anarchy. Delve into this meticulously crafted 2D top-down pixel art RTS and sign up to reclaim Earth!
Why similar: RTS 22.5%, Wargame 21.3%, Lore-Rich 13.1%, PvE 10.8%, Space 8.3%
- #34 Castle Conquest: Medieval Strategy
76% match3 user reviews100% of 3 reviews2024
Dev: FrostFire
Windows
A simple strategy about capturing castles. Build up your forces, manage armies and capture enemy fortresses. Build buildings in castles and use strategic tricks. Capture all the fortresses to win.
Why similar: RTS 21.7%, Wargame 19.2%, Real Time Tactics 18.4%, War 7.9%, Resource Management 7.6%
- #35 NULLSPACE
75% matchNo user reviews
Dev: Kaigan Games
Windows
Experience epic space battles in NULLSPACE, a story driven real-time strategy set in a retrofuturistic universe. Command massive fleets across the battlefield or jump in and take direct control of individual squadrons. Lead your forces to victory in visceral space combat.
Why similar: RTS 17.4%, Real Time Tactics 16.2%, Wargame 15.5%, Base Building 11.4%, Space 10.4%
- #36 Broken Crown
74% match3 user reviews100% of 3 reviews2026
Dev: WasdLab
Windows
Broken Crown is a fantasy RTS where you build a settlement, gather resources, research powerful upgrades, and command hundreds of units in formation-based battles. Advance troops through five visual tiers, preserve Bronze-to-Gold veterans, and conquer tactical maps shaped by Fog of War.
Why similar: RTS 23.8%, Wargame 18.6%, Real Time Tactics 17.2%, Base Building 16.3%, Resource Management 8.4%
- #37 Oasis RTS
74% matchNo user reviews
Dev: Spackogames
Windows
Regain control of planet oasis and defeat your opponent! Build your base, monitor the economy, manage your resources, explore the Map, and plan attack and defense. Build 9 different buildings and 19 different units with various abilities and win the chaotic Robot Battles.
Why similar: RTS 26.4%, Real Time Tactics 21.3%, Colony Sim 17.8%, Strategy 10.7%, Management 7.5%
- #38 Terrestrial
73% match1 user reviews100% of 1 reviews2024
Dev: Lost Our Box
Windows
Terrestrial is a player versus environment Real Time Strategy game where the player commands teams of space explorers tasked with completing critical objectives in hazardous mission environments.
Why similar: RTS 30.3%, Base Building 17.3%, Space 14.8%, Sci-fi 10.9%, PvE 10.4%
- #39 rymdkapsel
75% matchVery Positive83% of 278 reviews2014
Dev: grapefrukt games
Windows · Mac · Linux
Median: 2.1 hrsMean: 4.4 hrs≥1hr: 76%
Build a space station. Command the tiny crew. Explore the galaxy. A meditative space strategy game.
Why similar: Real Time Tactics 24.8%, RTS 24.7%, Base Building 16.5%, Space 11.8%, Resource Management 8.5%
- #40 Sky Reclaimers
72% matchNo user reviews
Dev: LNOPub: LNO Studios
Windows
Sky Reclaimers is a real time strategy game where you command a fleet of aerial craft and wage war across the skies! Build zeppelins, gunships, and laser machines to battle fearsome dragons and rival enemy commanders. Harvest resources, build and micro manage your airships!
Why similar: Wargame 20.5%, Real Time Tactics 18.4%, RTS 16.7%, Resource Management 10.2%, Management 9.7%
- #41 Plebs
73% match3 user reviews67% of 3 reviews2023
Dev: PixelWhipped
Windows
A low-stress RTS where logistics, not clicks, is the key to victory. Lead diverse armies in a challenging Campaign, endure endless waves in Survival, or master the map in Skirmish mode. Strategically construct your town, raise mighty armies, and intelligently manage resources to conquer all.
Why similar: RTS 22.1%, Real Time Tactics 17.7%, Base Building 15.3%, Wargame 10.7%, Resource Management 10.4%
- #42 TechGuardian: Territory Defense
70% matchMixed68% of 28 reviews2025
Dev: Apex HorizonPub: Liquid Meow
Windows
This is a sci-fi strategy game featuring a Defense Mode focused on tower defense and an Attack Mode focused on combat. The game includes over 30 different buildings and units, all of which can be upgraded through entry editing to enhance their performance and firepower.
Why similar: RTS 24.2%, Base Building 14%, Real Time Tactics 13.9%, Resource Management 10.7%, Sci-fi 9.8%
- #43 Exone Rift
71% matchNo user reviews2026
Dev: Faraway Home
Windows · Mac
Take direct control of your hero on a hostile planet. Build your base, gather resources, expand your territory your way, and survive against the planet’s deadly wildlife.
Why similar: RTS 23.5%, Real Time Tactics 19.7%, Base Building 16.7%, Colony Sim 11.8%, Management 10.2%
- #44 BattlefieldPriest
72% match3 user reviews33% of 3 reviews2022
Dev: BananaDogGames
Windows
this is a RTS strategy game,if you like Warcraft or Command & Conquer you maybe like this game players controller a priest to healing soldiers and choose which kind of soldiers the kingdom need , killing monters and murch for their nests
Why similar: Wargame 29.1%, RTS 26%, Real Time Tactics 25.8%, Strategy 10.3%, War 8%
- #45 Million Star Ship
71% match2 user reviews100% of 2 reviews2024
Dev: Nanchang Pubugui Online Game Co., Ltd
Windows
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.
Why similar: RTS 29.9%, Real Time Tactics 25.5%, Strategy 13.6%, Aliens 12.7%, Space 10.7%
- #46 Little Kingdom RTS
69% matchVery Positive87% of 70 reviews2025
Dev: MyDreamForeverPub: Andgo Games
Windows
Little Kingdom RTS is an indie real-time strategy game set in a medieval fantasy world. Gather resources, build settlements, raise walls, and grow your small kingdom. Command an army of knights, archers, and mages to fight off rival kingdoms, orcs, and undead.
Why similar: RTS 22.1%, Real Time Tactics 17.7%, Base Building 16.7%, War 10.5%, Resource Management 9.9%
- #47 Space Empires: Starfury
71% matchMostly Positive71% of 20 reviews2020
Dev: Malfador MachinationsPub: Strategy First
Windows
In Space Empires: Starfury you are on a wild intergalactic ride through the Space Empires universe. You are an undercover agent for the TCN (Terran Confederation Navy) trying to determine the cause of a recent escalation of pirate attacks in the Neutral territories.
Why similar: Real Time Tactics 23.7%, RTS 21.5%, Space 18.6%, Strategy 12%, Management 9.9%
- #48 Colloblast: Kingdoms of Cosmos
69% matchNo user reviews
Dev: Wintergrim Entertainment
Windows
A sci-fi RTS game with base building and resource gathering.
Why similar: RTS 27.7%, Wargame 23.6%, Aliens 12.3%, Strategy 11.6%, Management 6.3%
- #49 Alien Battlefield
70% matchPositive91% of 11 reviews2023
Dev: Yang Sun
Windows
Fight in the dynamic 2D strategy game Alien Battlefield! The game has two modes available: real-time strategy mode and chess game mode. Explore the different abilities of units, amass resources, deploy units and try to use them intelligently to win!
Why similar: RTS 27.8%, Real Time Tactics 22.2%, Wargame 20.8%, Strategy 12.1%, War 10.3%
- #50 Battle 19XX
70% match3 user reviews33% of 3 reviews2022
Dev: King KongPub: King Kong Gaming
Windows
Battle 19XX is a 2D side-scrolling and easy-to-play war game where players need to lead their army to defeat the enemy, and at the same time, they need to go into battle to fight the enemy. A simple resource system, diverse arms, and weapons upgrade your weapons immediately to fight together.
Why similar: RTS 22.9%, Real Time Tactics 20.7%, Base Building 16.1%, War 13.4%, Wargame 12.8%
- #51 Star Ash Fleet
68% matchMostly Positive75% of 16 reviews2025
Dev: Redonleft
Windows
Star Ash Fleet is a groundbreaking real-time strategy game that transcends tradition. Set against a holographic 2D battlefield simulating interstellar warfare, players assume the role of a newly appointed Federal Fleet Commander, crafting their own war epic across the vast galaxy.
Why similar: RTS 26.8%, Real Time Tactics 23.8%, Space 15.1%, War 13.3%, Sci-fi 10.3%
- #52 Recovery Syndicate
68% matchNo user reviews
Dev: Bumblebee Studios
Windows
Recovery Syndicate is a prequel to Abeyance, in which you are the leader of one of the factions trying to reconstruct the economy of the galaxy. You must build and manage your colony's resources carefully, while watching out for rival factions who are also vying for supremacy.
Why similar: RTS 21%, Real Time Tactics 18.7%, Base Building 14.6%, Colony Sim 13.7%, Resource Management 9.3%
- #53 The Outpost: Outer Frontier
68% matchNo user reviews2026
Dev: Blacksmith Forge
Windows
Lead the forces of a human empire in a brutal squad-based RTS. Capture territory, secure vital sectors, deploy fortifications, and unlock new units and upgrades mid-battle to outmaneuver and crush the alien threat.
Why similar: Real Time Tactics 25.5%, RTS 23.5%, PvE 11.7%, Base Building 10.7%, Strategy 8.6%
- #54 Swarm Queen
69% matchVery Positive93% of 399 reviews2017
Dev: Helmi Bastami (Flyborg.net)
Windows
Median: 4.0 hrsMean: 5.0 hrs≥1hr: 87%
A quick-to-learn but challenging real-time strategy game where you spawn an army of space-bugs that control themselves.
Why similar: RTS 22.8%, Real Time Tactics 16.7%, Aliens 14.7%, Wargame 10.1%, War 9.6%
- #55 StarWay
67% matchNo user reviews
Dev: jiahuiJIA
Windows
Technology, Magic, and Immortals collide in a universe torn apart by endless aggression. War is total; even the laws of existence are erased. Lead your fleets to invade worlds across the stars. Your goal is simple: Expand. Conquer. Destroy. Supports LAN & Online Multiplayer (PvP & Co-op).
Why similar: Wargame 25.4%, RTS 25%, Real Time Tactics 16.3%, PvE 9.7%, Space 7.3%
- #56 Calyx
65% matchVery Positive88% of 408 reviews2026
Dev: Studio 568
Windows
A strategy game with a new kind of enemy, Calyx puts you in charge of a space mining outpost, locked in battle against powerful plant-aliens. Build your base, gather resources, assemble your forces, and take on the Calyx. With only an out-of-date AI for company, can you survive?
Why similar: RTS 16.8%, Real Time Tactics 14.2%, Base Building 12.4%, Colony Sim 11.4%, Space 9.4%
- #57 Annihilate The Spance
65% matchVery Positive91% of 354 reviews2025
Dev: Skyglow Softworks
Windows
An RTS base builder with huge battles, constant production, and autonomous ships. 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.
Why similar: RTS 25.3%, Base Building 20.6%, Space 16.3%, War 10.9%, Resource Management 8.8%
- #58 Space Fleet Logistics
67% matchNo user reviews2026
Dev: rcs_games
Windows
Wars are won by logistics. Command the Federation's fleets across a star system, manage supply chains, secure planets, and outmaneuver a relentless AI enemy. Every battle is decided before it begins.
Why similar: RTS 29.2%, Wargame 22.4%, Space 16.7%, Strategy 13.4%, Management 10%
- #59 Automatrons - Tower Defense
67% match6 user reviews67% of 6 reviews2023
Dev: Cold Mass Digital Entertainment
Windows · Mac · Linux
Join our machine legion to conquer the world.
Why similar: RTS 21.1%, Wargame 18.1%, Real Time Tactics 17%, Aliens 13.2%, War 9.6%