
Defend galaxy against Alien invasion in the RTS offline game with roguelike fun
60+ similar titles based on shared tags and player behavior. Themes include Strategy, Sci-fi, Singleplayer, 2D.

Defend galaxy against Alien invasion in the RTS offline game with roguelike fun

Stellar Initiative
Stellar Initiative is a roguelike tower defense game where you land on the planet and use your orbit ship to deliver buildings and support you with fire. Complete missions, install new upgrades, discover powerful artifacts, and find the best strategy!

Radiant Defense
MILLIONS OF ALIENS WILL DIE!Radiant Defense is a tower defense game set in a vibrant universe invaded by countless alien hordes.Build your space fortress any way you wish, set up wide variety of weapons and traps and let the invasions begin!
Stellar Initiative is a roguelike tower defense game where you land on the planet and use your orbit ship to deliver buildings and support you with fire. Complete missions, install new upgrades, discover powerful artifacts, and find the best strategy!
Why similar: Tower Defense 25.6%, Mechs 20.2% ★, Roguelike 11.8%, Base Building 11.3%, Aliens 8.8%
MILLIONS OF ALIENS WILL DIE!Radiant Defense is a tower defense game set in a vibrant universe invaded by countless alien hordes.Build your space fortress any way you wish, set up wide variety of weapons and traps and let the invasions begin!
Why similar: Tower Defense 26.2%, Wargame 19.1%, Real Time Tactics 18%, Space 10.9%, Strategy 7.9%
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: Action RTS 35.4% ★, Real Time Tactics 20.8%, RTS 20.8%, Space 8.8%, Sci-fi 5.9%
'Galaxy Defense War' is a roguelike tower defense game where you need to select suitable galactic principles from randomly dropped heroes and equipment to form a combat-ready team to resist alien invaders.
Why similar: Tower Defense 41%, Base Building 20.9%, Strategy 15.8%, Aliens 15.3%, 2D 5.7%
Build and design the terrain while defending your stronghold against alien invasion in this unique Roguelike tower defense. Choose from 30 heroes, survive enemy waves, and upgrade a variety of destructive towers to hold the line!
Why similar: Tower Defense 29.5%, RTS 22.1%, Base Building 16%, Roguelike 12.3%, Aliens 7.6%
“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: Wargame 18.9%, RTS 17%, Tower Defense 14.1%, Real Time Tactics 13.6%, Base Building 10.8%
Classic RTS gameplay fused with a modern roguelite. Shape your build each run by assembling an evolving arsenal of powerful units and facilities. Harvest resources, build out your base. Raise your army and call down orbital strikes to overcome the forces threatening your survival.
Why similar: Action RTS 35.9% ★, RTS 19.6%, Base Building 12.4%, Roguelike 9.8%, Space 9.2%
Protolife is an unique tower-based strategy game which gives you a direct control over the builder robot in a struggle against the hungry proto-life organism.
Why similar: Tower Defense 27.2%, RTS 25.1%, Base Building 16.4%, Aliens 10.1%, Strategy 7.2%
Defend Billy and his crew on their way to the extraction zone! You have been authorized to use the defense system. Protect them from giant bugs, malfunctioning droids and more...
Why similar: Strategy 25.4%, Aliens 22.1%, Sci-fi 20%, Linear 18.2%, Tower Defense 9.9%
Xenonauts is a strategy game in which you control a multi-national military organisation defending a Cold War-era Earth from alien invasion, using small squads of persistent soldiers to eliminate the extraterrestrials and recover their technology in turn-based ground combat.
Why similar: Base Building 36.3%, Aliens 29.8%, Strategy 14.7%, Sci-fi 13.5%, Singleplayer 3.2%
Repel the Rifts is a roguelite tower defense game where you lead a commander through an alien world, uncovering new terrain each wave, drafting powerful upgrades, and constructing defenses to hold back the chaos.
Why similar: Mechs 32.4% ★, Tower Defense 28.2%, Roguelike 13%, Space 10.3%, Sci-fi 7.8%
A quick-to-learn but challenging real-time strategy game where you spawn an army of space-bugs that control themselves.
Why similar: Action RTS 23.5% ★, RTS 18.6%, Real Time Tactics 16.2%, Aliens 12%, Wargame 11.5%
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!
Why similar: RTS 39%, Aliens 17.2%, Sci-fi 11.2%, Strategy 11%, Space 10.9%
Command a team of 5 elite soldiers against an alien horde of 100,000. Surrounded on all sides, you must outmaneuver and outsmart the enemy.
Why similar: Tower Defense 31%, RTS 26.7%, Strategy 13.4%, Top-Down 10.6%, Aliens 9%
Xenopurge is a tactical auto-battler where you are a Commander tasked with purging the Xenos threat. Operate from a remote command center, issuing indirect orders via multi-screen interfaces. Plan routes, set priorities, and adapt as missions escalate and feel the true weight of being in command.
Why similar: Real Time Tactics 33%, RTS 25.8%, Space 14%, Aliens 13.1%, Strategy 8.4%
The unstoppable alien force known as The Creeper has returned, devouring thousands of worlds in its path, and yours is next. Battle against the Creeper fluid in a groundbreaking pixel-level simulation to prove that humanity will rule the galaxy forever!
Why similar: Wargame 23.1%, Real Time Tactics 19.8%, Tower Defense 19.1%, RTS 19.1%, Space 8.9%
Wage a global war of resistance against an alien invasion. Command turn-based tactical battles, build a network of covert bases, directly control your fighter wings, and achieve strategic victory in a simulation of asymmetric warfare against a technologically superior foe.
Super Sanctum TD is a retro-styled Tower Defense game that focuses on strategy, customization and replayability. Build advanced mazes and construct powerful towers to prevent alien hordes from reaching the Core!
Why similar: Tower Defense 51.9%, Aliens 18.6%, Strategy 9.5%, Sci-fi 8.8%, 2D 4.8%
Space Raiders in Space is a wave defense roguelike mixing squad management and tower defence mechanics. Command your almost competent crew to loot weapons and supplies, build defenses, and fight their way through the Bugpocalypse.
Why similar: Action RTS 31.2% ★, Tower Defense 21.5%, RTS 17.2%, Roguelike 10.9%, Strategy 6.7%
Get ready for the ULTIMATE tower defense onslaught. Build, deploy, research and upgrade your defenses in this epic, old school RTS inspired sci-fi adventure.
Why similar: Tower Defense 34.5%, Aliens 16.2%, Space 12.5%, Top-Down 11.1%, Sci-fi 10.1%
A tower defense action roguelike where you control a single tower to fight against hordes of aliens coming from all directions. Pick your tower, equip up to 4 skills, and choose from a variety of traits and items to craft powerful builds that lead you to victory.
Why similar: Action RTS 31.8% ★, Tower Defense 23.1%, RTS 17.8%, Aliens 10%, Strategy 6.5%
You are Earth's last line of defense in a relentless alien invasion. Experience intense top-down roguelite action across diverse landscapes, fighting invaders with a versatile arsenal. Outsmart, outgun, and survive your foes. Every run increases the challenge - so adapt, evolve, dominate!
Why similar: Aliens 33.1%, Roguelike 30.4%, Sci-fi 17.4%, Combat 16.2%, Singleplayer 2.9%
Employ lethal turrets, traps, and gadgets to defend against an onslaught of evolving creeps! Step into a twisted, hyper 3D, mind bending realm. Upgrade and adapt your defenses. Become a master maze crafter. Collect bizarre artifacts. Rush creeps for lucrative rewards, and succumb to greed!
Why similar: Action RTS 31.3% ★, Tower Defense 25.4%, Real Time Tactics 15.7%, Aliens 10.3%, Sci-fi 6.6%
ReEarth is an exciting TD & (RTS) indie game. Here, you will play as humanity's last hope. You will fend off the oncoming swarms by continuously building your base and dispatching various types of units. Prepare for the challenge and save the future of humanity!
Why similar: Wargame 18.3%, RTS 16.7%, Real Time Tactics 16.3%, Tower Defense 16.1%, Mechs 12% ★
Role of Hex is a real-time strategy game where you defend your hexagonal base from the dangers of the universe. Gather upgrades and unlock special buildings to survive this hostile land as endless waves of enemies approach. But be quick, time is ticking and the waves are getting bigger.
Why similar: Tower Defense 22.6%, Real Time Tactics 20.1%, RTS 14.9%, Base Building 12.2%, Roguelike 11.8%
Lead an armored squad through the perils of this reversed tower defense action-strategy game!
Why similar: Tower Defense 40.8%, Strategy 22.7%, RTS 13.7%, Sci-fi 9.5%, Aliens 7.3%
Unique fusion of a top-down shooter and tower defense strategy. You are the invader! Use destructive weapons or lead your enemies into a maze of towers. Strategize in the build mode by carefully selecting various types of alien towers or throw yourself right into the heat of the battle.
Why similar: Tower Defense 48.4%, Aliens 19%, Strategy 11.1%, Top-Down 10.5%, Sci-fi 9.4%
Molten Armor is an action tower defense game with a non-linear story in sci-fi setting! Command defenses and stop hordes of enemies! Fight on land, sea and in the skies!Decisions taken in the heat of battle will change the course of the war.
Why similar: Wargame 21.1%, Tower Defense 20.9%, RTS 19%, Real Time Tactics 18.6%, Strategy 6.3%
Space resources are the battleground for warring factions. As a Space Defense Officer, protect your faction's assets in a vast, hostile universe. Allocate resources, upgrade defenses, and repel relentless enemy attacks! With over 50 unique units and deep strategy, experience real-time tower defense!
Why similar: Tower Defense 48.8%, Space 22.2%, Sci-fi 13.4%, Strategy 13.3%, Singleplayer 2.2%
A sci-fi roomscale VR Tower Defense game. Strategize to destroy waves of rogue robots and assist the powerful turrets with a handheld drone. Build and collect resources and help evacuate your crew from the alien planet.
Why similar: Action RTS 27.9% ★, Tower Defense 18.9%, RTS 17.6%, Real Time Tactics 16.5%, Space 8.2%
Defend against thousands of enemies in this explosive tower defense game. Deploy upgradable towers and unleash powerful orbital abilities as you try to protect Earth's first colony world from destruction.
Why similar: Real Time Tactics 33.6%, Tower Defense 32.3%, Base Building 18%, Strategy 8.4%, Sci-fi 7.7%
Galactic Missile Defense is a shooter and tower defense game, where you must protect Earth from the invading Martians that declared war on our planet just because a space rover accidentally ruined their picnic!
Why similar: Tower Defense 46.2%, Aliens 34.1%, Strategy 11.8%, 2D 6.9%, Singleplayer 1.2%
Defend humanity's last hope, pilot a powerful mech, in Frontlines Crisis! A battlefield swarming with insects makes strategic and combat decisions crucial. Each decision will determine your fate. Defend humanity's last sanctuary, fight fiercely, and uphold human honor with wits and courage!
Why similar: Action RTS 23.6% ★, Tower Defense 19.9%, Mechs 17.9% ★, RTS 17.4%, Space 7.4%
Taur is an action-strategy sci-fi game. Control the Prime Cannon and unlock all of its powerful weapons and abilities. Build turrets, droids, aircraft and more as you fight to protect the homeworld of the Tauron droids against a relentless invasion. Will your Taur stand against the Imperion warmachine?
Why similar: Tower Defense 35.1%, RTS 14.3%, Base Building 14.1%, Real Time Tactics 12.8%, Strategy 9.2%
Collect resources and establish a defense line before dark And then Facing countless enemies
Why similar: Tower Defense 24.7%, Real Time Tactics 22.4%, Wargame 20.1%, Base Building 10.9%, Top-Down 7.9%
Anomaly Defenders is the closing installment of the Anomaly series. The original incarnation of the Tower Offense sub-genre had players controlling humans fighting alien invaders. Now, the tables have turned. The human counterattack is underway and the alien homeworld is under threat.
Why similar: Tower Defense 72.4%, Strategy 22.8%, Sci-fi 4.8%
An RTS classic reborn with a twist. Time is of the essence, Commander! Capture the flags, conquer the territories, and eliminate the enemy fort. And finally, nuke them all! This old-school sci-fi Indie real time strategy game, crafted by devoted team, revives the genre's enduring allure.
Why similar: Action RTS 23.9% ★, Wargame 16.1%, RTS 13.9%, Real Time Tactics 13.2%, Tower Defense 11.5%
This is a strategy game that combines tower defense with Roguelike. Unlike traditional tower defense game, the towers in the game are vehicles that move along ‘loops’.You need to create defense loop and build battle trains to defend against enemy attacks.
Why similar: Tower Defense 26.2%, RTS 21.9%, Roguelike 13%, Base Building 12.1%, Strategy 7.9%
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!
Why similar: RTS 39.6%, Wargame 20.4%, Strategy 15%, Tower Defense 7.3%, Sci-fi 6.8%
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: Wargame 26.8%, Mechs 26.5% ★, Base Building 14.6%, Space 11.1%, Sci-fi 7.1%
Defend against waves of alien monsters in this unique roguelike action miner. Dig for resources, collect useful gadgets, and upgrade equipment to increase odds of survival – just hurry back before your dome is destroyed!
Why similar: Tower Defense 31.5%, Roguelike 23.8%, Space 15.6%, Sci-fi 12.1%, Combat 9.1%
You are in control of X-COM: an organization formed by the world's governments to fight the ever-increasing alien menace.
Why similar: Aliens 36.9%, Strategy 27.9%, Sci-fi 18.7%, Base Building 14%, Singleplayer 2.5%
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 28.7%, Real Time Tactics 26.8%, Space 10.4%, Sci-fi 8.5%, Strategy 7.9%
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: Action RTS 27.5% ★, RTS 15.5%, Tower Defense 14.2%, Real Time Tactics 12.3%, Base Building 10.9%
Jump a rift, fight off monsters, plunder their world. A strategic mix of juicy tower loadouts, varied monster behaviors, and forgiving mechanics.
Why similar: Action RTS 22.6% ★, Tower Defense 22.1%, RTS 16.5%, Real Time Tactics 14.2%, Base Building 12.2%
This "space station builder simulation roguelite" puts you in charge of a space station. Fight off enemy ships, fleets and rival stations to dominate your corner of space. Build and upgrade your station, hire and manage your crew. Survive as long as you can.
Why similar: Real Time Tactics 27.2%, Base Building 20.9%, Space 15.7%, Roguelike 11.4%, Strategy 9.2%
Artificial Defense is a one man made, real time strategy game combining orbital shooter and tower defense components within an electrifying, virtual reality setting. You are the machine, a mighty computer-system defending its servers against swarms of intruding creeps.
Why similar: Tower Defense 55.9%, Strategy 44.1%
A defense RTS where you can move turrets at will. Extract resources, upgrade technology, and defend against enemy swarms in a gripping space campaign. Hold the line, set up your turrets, and brace for screen-filling hordes!
Why similar: Wargame 27.3%, Tower Defense 17.3%, RTS 16.1%, Base Building 10.7%, Space 7.6%
A roguelike tower defense where you control a single tower to fight against hordes of aliens coming from all directions. Pick your tower, equip up to 4 skills, and choose from a variety of traits and unique effect items to craft powerful builds that lead you to victory.
Why similar: Tower Defense 52.6%, Roguelike 17.2%, Strategy 12.8%, Top-Down 12.2%, 2D 5.2%
Beat the Humans is the turn-based tactical strategy game. Here you lead an army of aliens against invaders from the human race. Collect your squad, protect planets, strengthen your army with equipment and look for allies if you want to survive and win.
Why similar: Strategy 67.5%, 2D 20.9%, Singleplayer 11.6%
Nomad Fleet is a RTS game where you must lead the last remnants of Mankind to safety after a mysterious alien race has hunted them near extinction. Lead a fully armed fleet of battleships, carriers and fighters through a series of randomized scenarios and encounters where they must fight for their survival while scavenging for resources,...
Why similar: RTS 35%, Space 25.5%, Strategy 24.3%, Sci-fi 13.5%, Singleplayer 1.6%
Defend the solar system from fearsome aliens by sending satellites into orbit in revolutionary tower defense action!
Why similar: Tower Defense 67%, Strategy 12%, Aliens 8.8%, Sci-fi 6.8%, Space 5.4%
Retro Commander is a post-apocalyptic real-time strategy wargame (RTS).
Why similar: Wargame 22.2%, RTS 19.2%, Mechs 18% ★, Real Time Tactics 18%, Base Building 12.3%
Tower Defense Rogue-like. Defend a temple on a procedural map with variety of towers. Craft your strategy through Boon and Curse cards. With every run earn faith to upgrade the weapons. Many progression paths keep you engaged and entertained without getting stuck.
Why similar: Tower Defense 33.8%, Action RTS 25.6% ★, Roguelike 18.1%, Strategy 8.8%, Base Building 7.3%
Firebase Defence is a new spin on the traditional tower defence gameplay. You have to defend yourself from the waves upon waves of incoming enemies. You are free to build, place and manage your available resources and units in any way you want. But failing to balance those will result in defeat!
Why similar: Tower Defense 29.7%, Base Building 14.5%, RTS 13.2%, Real Time Tactics 13.2%, Strategy 11.3%
SENTRY is an action-defense first person shooter where you defend your spaceship against invading aliens. Plot an escape route through hostile space and battle the enemy across your vessel with the support of traps, turrets and environmental destruction.
Why similar: Tower Defense 36.6%, Aliens 14.7%, Space 12.3%, Sci-fi 10.2%, Strategy 10.1%
Mechs V Kaijus is an addictive hardcore tower defense gameplay. In Mechs V Kaijus you take on the role of Commander of a powerful Mechs squadron. Improve your Mech, strategically place towers and factories on the battlefield. Deploy support units on the battlefield, and save our civilization.
Why similar: Tower Defense 60.4%, Mechs 25.9% ★, Strategy 7.5%, Base Building 5.5%, Singleplayer 0.7%
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: Action RTS 28.7% ★, RTS 20.8%, Real Time Tactics 17.4%, Tower Defense 15.1%, Strategy 5.6%
The ultimate mash-up of Real-time Strategy and Tower Defense!
Why similar: Tower Defense 57.5%, Strategy 12.1%, RTS 7.6%, Aliens 7.4%, Sci-fi 7.2%