Games Like CHAOTIC ERA

Defend your base against relentless alien waves in a sci-fi tower defense strategy game. Build deadly kill zones, unlock new towers and special abilities, and adapt your loadout to survive escalating assaults across a hostile campaign.

Why similar: Action RTS 25.4% ★, Tower Defense 17%, RTS 15.1%, Aliens 9.4%, Real Time Tactics 9.2%

A physics-driven tower defense game where one massive cube does everything: fight, build, activate, and survive. Drop into a neon sci-fi battlefield, hold back waves of Chaos Dice, and power up your defenses through energy, momentum, and precision.

Why similar: Action RTS 25.8% ★, RTS 20.6%, Tower Defense 16.7%, Real Time Tactics 9.1%, Strategy 9%

Gewevo : Interstallar is a space strategy game derived from the tabletop RPG universe Gewevo. It offers an approach a little closer to a wargame with regard to the empire management aspect. Made with passion by a one-man team;)

Why similar: 4X 34.3% ★, Action RTS 24% ★, RTS 18.5%, Strategy 9.1%, Space 6.3%

AoG is a real-time strategy game (RTS) with simplified mechanics and cute visuals, but VERY challenging at times. Lead your goblin tribe into what they do best: expand, conquer, and exterminate each other. Any resemblance to humans is purely coincidental.

Why similar: 4X 28.4% ★, Action RTS 20.2% ★, RTS 17.2%, Tower Defense 11.2%, Real Time Tactics 8.5%

Byte Lynx is a fast-paced RTS with no units. Build defenses, dismantle your enemy, and steal their buildings in this deeply tactical building combat-based strategy game. Expand your arsenal across a series of diverse levels!

Why similar: 4X 22.9% ★, Action RTS 22.2% ★, RTS 16.1%, Tower Defense 12.4%, Real Time Tactics 6.4%

Join in on the next gold rush and become a prospector in space. In this unique tower defense you can set up and reposition towers for maximum efficiency and adapt to the environment.

Why similar: Action RTS 23.3% ★, RTS 17.8%, Tower Defense 16.1%, Isometric 10.4%, Space 8.6%

It’s a defense game where you create your own strategy, grow your units, and defend against enemies.

Why similar: Action RTS 27.1% ★, RTS 19.6%, Tower Defense 17.5%, Real Time Tactics 10%, Aliens 6.1%

Starfall Defenders is a classic tower defense game that features unique towers and enemies. It also has an in-game shop system that allows players to purchase better towers, upgrade existing ones, and buy special items like the Atom Bomb, Splash Bomb, and Air Supply.

Why similar: Action RTS 32.6% ★, Tower Defense 20.5%, Arcade 9.6%, Strategy 9.4%, Aliens 9.1%

A real-time sci-fi 4X strategy game where you explore procedurally generated star systems, expand your empire, manage resources, build fleets, and wage war against multiple AI factions in a dynamic and evolving galaxy.

Why similar: 4X 33.8% ★, RTS 18.3%, Space Sim 14.2%, Strategy 8.9%, Real Time Tactics 8%

"SYNCHRONIZERS: UNDEAD MARINES" blends high-quality Three-Lane Tower Defense with Reverse Tower Defense gameplay. Command your units in a thrilling narrative reminiscent of a StarCraft and Plants Vs. Zombies fusion! Your choices will forge the path to victory—or defeat.

Why similar: Action RTS 24.8% ★, RTS 14.3%, Tower Defense 13.2%, Aliens 11.5%, Real Time Tactics 9.1%

Eufloria 2 is the sequel to 2009's indie hit "Eufloria", featuring major gameplay additions and innovations, and a powerful level editor. Intergalactic floral conquest has EVOLVED to the next level!

Why similar: 4X 34.8% ★, Action RTS 23% ★, RTS 18.4%, Space 9%, Strategy 5.5%

Defend your planet from waves of robot invaders! Build powerful turrets, upgrade your defenses, and command robot units to fight drones, tanks, and massive bosses. Then send your own forces to attack the enemy planet in this action-packed sci-fi tower defense game.

Why similar: Tower Defense 20.4%, RTS 19.8%, Action RTS 18.2% ★, Aliens 12.9%, Strategy 8.1%

Ratatata is an isometric Tower Defense game where you lead a space rat kingdom fending off a ruthless cat invasion! Fight across diverse environments and adapt your strategies to survive the relentless waves of these fierce felines!

Why similar: Action RTS 27.8% ★, RTS 19.9%, Tower Defense 17.8%, Isometric 12.1%, Real Time Tactics 10%

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: 4X 44.5% ★, RTS 22%, Space 13.1%, Strategy 9.7%, Sci-fi 8.9%

Apocalypseed is a 2D real-time strategy game where you are the invasion. Devour humans to harvest flesh, build and strengthen an army of alien plants, and evolve your creatures into new forms with unique abilities. Crush the human resistance as it deploys increasingly dangerous threats to stop you.

Why similar: Action RTS 30.6% ★, RTS 22.6%, Tower Defense 14.2%, Real Time Tactics 8.5%, Strategy 7%

A multiplayer space RTS blending in depth mechanics with fast paced skirmish matches. control and manage an empire together with your team in large-scale physic-based online battles, and expand your army mit modded factions

Why similar: 4X 24.4% ★, Action RTS 19.9% ★, RTS 15.4%, Space Sim 12.1%, Real Time Tactics 7.4%

Atom Assault throws you into a chaotic Red vs Blue war where everything explodes, infantry fish for money, and you can even pilot nukes in first person. Full 3D, fully destructible world, fast, funny, proudly indie. If you miss old school RTS mayhem, this one hits hard.

Why similar: Action RTS 25.2% ★, RTS 18.8%, Tower Defense 15.6%, Aliens 13.6%, Real Time Tactics 9.1%

Lead a living star network in this real-time 3D sci-fi strategy game. Expand from one stellar core, link orbital nodes, secure resources, and launch coordinated assaults as every connection reshapes your economy, defenses, and territorial control.

Why similar: 4X 30.1% ★, Action RTS 23.9% ★, RTS 16.8%, Real Time Tactics 8.3%, Strategy 5.7%

Sci-fi tower defense meets ARPG-like hero combat. Build towers then fight alongside them with your hero as you battle through a campaign to uncover the fate of a colonization effort on a distant planet.

Why similar: Action RTS 29.2% ★, Tower Defense 18.6%, RTS 14.6%, Real Time Tactics 10%, Sci-fi 7.3%

In this sci-fi action/strategy game, you're the only trump card left to stop the Contingency in their destructive march. Man your ship, build your arsenal and blow away the waves sent to stop you in your tracks.

Why similar: Action RTS 28.3% ★, Tower Defense 20.1%, Space Sim 17.8%, Strategy 10.3%, Action 6.5%

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: Action RTS 21.5% ★, Space Sim 18%, RTS 14.9%, Real Time Tactics 10.8%, Space 9.3%

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: 4X 50.6% ★, RTS 17.3%, Space 12.5%, Strategy 10.5%, Sci-fi 6.8%

Lose yourself in an indie solo-dev. treasure that harkens back to arcade classics! All while thumping along to killer retro-inspired beats by Ovani sound. Embark on an epic tower defense adventure against awe-inspiring machine monstrosities, made by a devoted gamer for devoted gamers.

Why similar: Action RTS 32.8% ★, RTS 21.2%, Tower Defense 19.2%, Sci-fi 6.9%, Strategy 6.5%

Negative Energy is a tower defense game with basic RTS mechanics, where your goal is to defend the construction of a Dyson sphere, while fighting against waves of hundreds of enemies ships.

Why similar: Action RTS 23% ★, RTS 22.1%, Tower Defense 20.5%, Real Time Tactics 11.3%, Strategy 10.3%

It’s a defense game where you create your own strategy, grow your units, and defend against enemies.

Why similar: Action RTS 26.6% ★, RTS 19.9%, Tower Defense 18.4%, Aliens 10.2%, Real Time Tactics 9.8%

Command Captain Hope's ship in this strategic 2D space game. Build structures, deploy fleets, and manage resources to defend the Citadel against waves of enemies. Combine direct ship combat, tower defense, and base building as you face epic boss battles.

Why similar: Action RTS 27.4% ★, RTS 21.4%, Tower Defense 17.5%, Aliens 10.5%, Strategy 8.7%

VRTS is a VR Real-Time-Strategy game based in space! Command and construct a fleet of spaceships to defeat your enemies. Watch over the battle from your war table and make the ultimate strategy to bring down your adversary.

Why similar: Action RTS 24.7% ★, RTS 21.9%, Space Sim 16.9%, Strategy 9.5%, Action 6.3%

Defend your tower for as long as you can from the aliens invading your space! Level up, earn money and new units, and strategically place them in the grid!

Why similar: Action RTS 29.6% ★, Tower Defense 19%, RTS 15.9%, Aliens 10.4%, Sci-fi 5.8%

Build your defense base to repel alien invaders. Atahion is a strategy and tactical defense game in which you have to extract resources, build defense towers and use bonuses to complete the mission.

Why similar: RTS 25.7%, Tower Defense 25.3%, Action RTS 13.1% ★, Aliens 10.4%, Sci-fi 7.9%

Command formations of 18th-century armies in real-time strategic combat. Maneuver infantry, cavalry, and artillery through skirmishes and campaigns. May the best army win.

Why similar: Action RTS 30.6% ★, 4X 27.3% ★, RTS 19.3%, Isometric 11.7%, Strategy 5.6%

Island Crusaders is a cute yet brutal tactical RTS game. Defend your home against swarms of enemies as your picturesque island gets stained by the blood of your enemies. Unlock new and unique units, strategically place and move them, and defeat the impending army.

Why similar: Action RTS 25% ★, RTS 21.2%, Tower Defense 17.6%, Real Time Tactics 12.4%, Tactical 4.9%

Build, upgrade, evolve, and reposition your towers to counter new threats, explore powerful synergies, and stay one step ahead in this fast-paced fantasy tower defense.

Why similar: Action RTS 31.8% ★, Tower Defense 20.7%, RTS 14.2%, Real Time Tactics 10.4%, Tactical 7.3%

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

Why similar: RTS 21.3%, Tower Defense 18.1%, Space Sim 16.7%, Aliens 11.5%, Real Time Tactics 10.6%

A tense, real-time squad tactics roguelike inspired by Aliens: Dark Descent. Command up to three soldiers through a procedurally generated facility full of monsters. Plan attacks, slow time for tactical skills, and scavenge to survive. One bad call and your squad is gone for good.

Why similar: Action RTS 26.5% ★, RTS 19.1%, Aliens 12.2%, Isometric 11.9%, Real Time Tactics 9.3%

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: Action RTS 28.1% ★, RTS 24.2%, Aliens 11.5%, Isometric 10.9%, Space 7.9%

Battle Among Stars – Alien War Five Houses. One galaxy. You are the heir thrown into the war. Command fleets, assemble modular units, forge fragile alliances — every decision reshapes the balance of power. Free demo available now.

Why similar: Action RTS 23.9% ★, RTS 23.3%, Tower Defense 14%, Space 10.5%, Sci-fi 7.5%

Project Sol is a Sci-Fi colony sim set in the future when you civilization is just beginning to reach for the stars. Take control of your Empire, build massive orbital satellites, defend from roving pirates, and conquer the galaxy!

Why similar: 4X 37.7% ★, Action RTS 27.8% ★, Strategy 9.3%, Aliens 9.2%, Space 6.8%

Enter a block-sized world and conquer the world by defending your towers in this colorful strategy game!

Why similar: Action RTS 28.1% ★, RTS 24.2%, Tower Defense 18.3%, Strategy 9.2%, Real Time Tactics 8.4%

Assume command of a battle fleet and deploy immediately to the Dust Zone, commander. Our main food supply station has gone dark and the United Earth Nations (UEN) needs to know why in this 4X RTS space sim. Manage your ships, control space stations, and watch your back.

Why similar: 4X 33% ★, Space Sim 14.1%, Real Time Tactics 10.8%, Space 9.4%, Sci-fi 7.4%

Is a dynamic tower defense game. You must react and counterattack the enemies on the battlefield all the time. Fight off alien swarm attacks with gigantic machine guns, shotguns, gauss rifles and even a giant laser created using alien technology.

Why similar: RTS 22.2%, Tower Defense 20.7%, Isometric 16.8%, Real Time Tactics 10.5%, Tactical 7.4%

A fast-paced 4X galaxy you can actually finish. Expand by colonising and besieging rival worlds, wield government powers that bend the rules - freeze enemy fleets, sever hyperlanes, vanish into stealth - and race rivals to claim the galactic core. A grand-strategy empire in an evening, not a month.

Why similar: 4X 39.1% ★, Strategy 9.7%, Space 9.4%, RTS 9.3%, Space Sim 9.3%

Sci-fi military action-rts. Play as a space soldier, abandoned by the command on an alien planet. Find allies, gather resources, train new troops, and escape from Sector Yama. Casual "single-stick shooter" controls, fun tactical combat, rewarding exploration, and rich storytelling.

Why similar: Action RTS 33% ★, RTS 18.9%, Isometric 14.2%, Aliens 9.5%, Sci-fi 8.2%

A hand-drawn survival tower defense on a hostile alien world. No fixed lanes — towers and ice walls reshape the swarm in real time. Command engineer Mulan on the front line, trigger spore-chain reactions, and hold a collapsing mine. The full game expands the roster, enemies, and battlefields.

Why similar: Action RTS 20.8% ★, RTS 19.9%, Tower Defense 19.4%, Aliens 12.6%, Real Time Tactics 7.7%

Craft an unstoppable defence using Dwarven Towers and a fearless squad, then take on waves of invading Hobgoblins in this thrilling real-time strategy tower defence game! Strategize, upgrade, and triumph in Hobgoblins Against Dwarfs!

Why similar: RTS 25.3%, Tower Defense 25.1%, Action RTS 23.8% ★, Strategy 9.8%, Real Time Tactics 7.8%

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: Action RTS 26.8% ★, RTS 19.6%, Aliens 14.8%, Real Time Tactics 10.6%, Space 9.5%

Our Last Stand is a tower defence game that allows you to command a powerful mech and defend against relentless waves of enemies. Play on different worlds to gather resources, unlock advanced technology, and level your commander to gain powerful new abilities. Build defend, survive.

Why similar: Action RTS 30.6% ★, RTS 24.5%, Tower Defense 19.9%, Strategy 10.9%, Real Time Tactics 10.8%

Command a crew of tiny bots, build a modular space base, and repel relentless alien swarms. Build, upgrade, defend, but don't stay too long, the hive is closing in.

Why similar: Action RTS 34.4% ★, RTS 20.8%, Tower Defense 16.8%, Strategy 10.1%, Tactical 5.2%

Fast-paced space RTS with 10-25 minute matches. Command fleets, conquer systems, or research the Singularity. Simple controls, strategic depth, but no 3-hour commitments required.

Why similar: Action RTS 26% ★, RTS 24.3%, Space 10.3%, Real Time Tactics 8.7%, Strategy 6.3%

Reapers Inc., is a fast-paced RTS where you lead an elite squad to defend your base against relentless intergalactic threats. Navigate diverse planetary biomes, strategically manage your squad, and use quick decision-making skills to exterminate your foes. Stand your ground, and reap the rewards.

Why similar: Action RTS 33.3% ★, RTS 19.7%, Real Time Tactics 12.1%, Difficult 8.4%, Strategy 5.9%

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: RTS 22.3%, Isometric 16.9%, Space Sim 16.4%, Real Time Tactics 10.5%, Sci-fi 7.5%

Novalast is an immersive 2.5D Space RTS with full physics based combat, putting you in the Captain's chair of powerful starships. It features a fully physicalized logistics and supply system, where Nolithium supply matters. Run out of Nolithium, you're dead in the water.

Why similar: Action RTS 23.9% ★, 4X 20.2% ★, RTS 14.1%, Space Sim 10.5%, Space 8.7%

Cosmic Stronghold is a mix of the genres RTS and Tower Defense. Your primary goal is to keep your space station alive for as long as possible, so that it can harvest the nearby mines for precious mineral ores. You will be faced with waves of enemies, getting stronger and stronger for each wave.

Why similar: Action RTS 29% ★, RTS 21.1%, Tower Defense 17.9%, Aliens 13.4%, Real Time Tactics 10.7%

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: 4X 46.5% ★, RTS 18.4%, Space 13.7%, Strategy 12.7%, Sci-fi 5.9%

Defend the Dead is a 3D action tower defense game where pesky humans try to destroy your chaos crystal Set traps, cast spells, and rise into battle, upgrading your skills to fend off endless waves.

Why similar: Action RTS 28% ★, RTS 20.2%, Tower Defense 18.3%, Real Time Tactics 10.4%, Strategy 6.5%

Command knights, aliens, and other historically dubious nations in a free real-time tower conquest game rebuilt from a 2009 iPad original. Grow armies, capture towers, and outmaneuver adaptive AI through 30 campaign levels.

Why similar: Action RTS 38.6% ★, RTS 17%, Real Time Tactics 13.2%, Aliens 11.5%, Tactical 5.5%

Explore a galaxy of 300 systems as you control your fleet in a top-down 3D style, navigating through Star-lanes, Warp gates, and Black holes. Customize and upgrade your fleet, complete missions, trade, hire your crew, wage war and determine the fate of the galaxy in this grand sim saga.

Why similar: Action RTS 30.3% ★, Space Sim 22.7%, RTS 15.2%, Sci-fi 9%, Space 7.7%

Customize your Ships, Upgrade your fleet, and Command your way to victory in this ruthless rogue-lite tower defense/real time strategy hybrid. Take on an enemy that learns from your moves and adjusts its own path. Do you have what it takes to persevere?

Why similar: Action RTS 22.5% ★, RTS 19.8%, Tower Defense 16.4%, Real Time Tactics 8.4%, Space 7.9%

A quick-to-learn but challenging real-time strategy game where you spawn an army of space-bugs that control themselves.

Why similar: RTS 20.7%, Action RTS 20.5% ★, Aliens 16.7%, Real Time Tactics 9%, Difficult 7.6%

Still reading? No time to talk. TO THE FRONT. A phosphorescent swarm is devouring everything in its path and Node 52 is next. Your base is a tree: grow it, turn it, dig in, HOLD. A million, a billion, who cares. Kill them all.

Why similar: 4X 36.1% ★, RTS 16%, Tower Defense 14.7%, Strategy 8.8%, Real Time Tactics 7.3%