Top similar games like IDUN - Frontline Survival:

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IDUN - Frontline Survival $14.99

403January 20, 2025

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!

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IDUN Prologue - Frontline SurvivalFREE

?Jan 02, 2025

Step into the arena with IDUN: Prologue, a thrilling slice of our full-length defense RTS where real-time strategy meets rogue-lite chaos. Fight your way through unique mission objectives with overwhelming swarms of enemies.

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Astronaut Assault$9.99

?Oct 29, 2024

Dive into Astronaut Assault, a third-person Sci-Fi tower defense game, and battle against relentless enemy waves in diverse arena settings. Arm yourself with an array of turrets, traps, and gadgets to halt, hinder, and outmaneuver your foes.

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War Beasts$2.99

?Aug 17, 2021

Free layout 3D tower defense war game. There are tanks and Titans on land, battleships and swarms in the sky, and missiles in space. In the face of the enemy, your weapons are not only machine guns, cannons, rockets, but also lasers, cruise missiles and interceptor satellites.

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Zeta Leporis RTS$4.99

?Feb 26, 2024

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!

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Triton Survival$14.99

?May 02, 2019

Triton Survival is an open world survival game about exploration, construction, engineering, and fighting on planets. Embark on this interstellar adventure and conquer the galaxy. Are you ready?

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The Gears: Factory$7.99

?Dec 23, 2024

[The Gears: Factory] is a third-person 3D factory-building game where the player's main goal is to build automated systems by mining minerals and producing industrial units.

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Deep Space Outpost$12.99

?May 06, 2022

Deep Space Outpost is a space station building & survival game, involving resource and base management. Build your space station tile by tile, mine asteroids, refine materials and keep your station operational.

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Automatrons - Tower Defense$3.99

?Dec 21, 2023

Join our machine legion to conquer the world.

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Destroy The Monoliths$6.99

?Nov 02, 2023

Explore. Mine. Build. Fight. Destroy The Monoliths is a single-player real-time mining tower offense roguelike where you explore a randomly generated map, mine the terrain to get resources, and build turrets to both protect your base and fight monoliths that keep spawning ever more minions.

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Roman Conquest: Rise to Power$4.99

?Apr 26, 2024

Roman Conquest: Rise to Power is a turn-based strategy game in which the player can feel like a great commander of the Roman Empire. Lead a legion and go with your army to recapture the occupied lands.

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FortressCraft Evolved!$12.99

2586Nov 09, 2015

FortressCraft Evolved is a unique blend of Voxel Landscapes, Tower Defense, Crafting, Logistics, Exploration, Combat and Assembly lines. Players begin by crash-landing on a strange alien world, left with only a small handful of starting machines.

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Armoured Onslaught$17.99

?Feb 27, 2020

Armoured Onslaught is a fast paced Top-Down Shooter and Tower Defence hybrid. You will need to make use of both strategy and skill as you fight your way through near endless hordes of deadly foes.

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Survive In Strange World$4.99

?Feb 01, 2024

Action adventure strategy game with tower defense, in a fantasy world, use your own combat skills, weapons, and the power of your partners to survive. Face the ultimate fate with your unique combat style.

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Space Crew: Legendary Edition$24.99

1521Oct 15, 2020

Time for your toughest mission yet! Recruit and train your crew to tackle the growing threat from alien and android armies as you defend Earth to become a Galactic Legend in Space Crew: Legendary Edition. All new content free to existing owners of Space Crew!

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TowerDefenceDesigner$0.99

?May 24, 2024

A self-built level tower defense game where you compete with friends and online players to see whose creativity is more popular. You control the game content, design the difficulty level, come create your own tower defense game!

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OutpostFREE

?May 01, 2020

Outpost brings the perfect mix between survival and roguelite gameplay. Start the game in a randomly generated environment and try to adapt, and make it through as many nights as possible. How long can you survive?

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Project VTS$4.99

?Jun 13, 2024

Project VTS is a real-time TD game. You'll need to build your defence around your base and defend against different enemies from all directions in various terrains of the alien planet.Use your turrets, obstacles, power supply, resource facillities to defend your base.

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World of Towers$2.99

?Feb 01, 2022

World of Towers combines puzzles with tower defense. Design your base in order to collect all of the puzzle pieces and destroy your enemies. Create and share your own worlds on the Steam Workshop using the World of Towers World Builder

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S.O.L Search of Light$19.99

?Apr 25, 2024

Dive into the darkness and discover the light in the narrative adventure of S.O.L SEARCH OF LIGHT! Explore a steampunk and dark fantasy world as you face hordes of enemies, manage resources and fortify your robotic village to survive in a dark, hostile reality.

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Decision: Red Daze$19.99

722May 19, 2022

Decision: Red Daze is an action RPG with a unique mix of survival and tower defense mechanics. Explore an apocalyptic wasteland, build a safe haven, and lead your team of specialists in a hopeless world, searching for a cure for the infectious disease that turns people into monsters.

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Ignis Corruption$3.99

?Apr 15, 2022

In this Procedural City-Building and Survival game, you must manage your resources, expand your village, assemble an army and destroy the source of evil, which changed the entire eco system of a land that was once prosperous and peaceful.

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Project Astra Dominium$9.99

?Jan 14, 2024

Project Astra Dominium is a Tower Defense game with Basebuilding and Automation elements. Build up your base to become a supply hub for Earth's desperately needed materials, gather resources while defending against an unknown alien threat and improve your tower's and AI capabilities.

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Planetary Defense Force$5.99

?Sep 19, 2023

Jump into the shoes of an interplanetary defender! Grab weapons, build towers, expand ground economics and protect planets from space invasions in this unique mix of twin-stick shooter, tower defense and city builder game.

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Bee Island$9.99

844Aug 25, 2023

Take control of the hive and protect it from enemies. Build factories and defence, research technologies and, if necessary, use nuclear weapons, but do not let the enemies harm the queen!

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ArcaneOutpost$4.99

?Dec 19, 2024

A strategy game that combines MOBA and Tower Defence, You would control guardians with different skills,building your outpost to fend off enemy attacks.

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星旅:前奏 Wandering Planet: Prelude$3.99

?May 02, 2024

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

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Planetary Defense: An Orbital Turret Defense System$1.99

?Aug 11, 2022

2D space shooter and turret defense come together to create the Planetary Defense System this world needs! Shoot down asteroids and aliens and survive the bosses in this arcade like game featuring customizable satellites, projectiles, and upgradable Cannon and Planet Shield systems.

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Decision Legacy Collection$9.99

?Jan 30, 2025

All the games in the classic Decision series bundled together. From the zombie-ravaged streets of the original Decision to the brutal medieval battlegrounds of Decision Medieval, this collection delivers the raw, blood-soaked combat, base building, and survival gameplay that hooked Flash game fans.

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Sacrifice of The Spirit$2.99

?Jan 13, 2022

A fugitive hunter made a terrible mistake by taking the life of a pureblood animal, but Mother Nature didn't let it go, the forest spirits punished him. Now he will brutally fight for survival in a cursed indigenous forest. Are you able to survive?

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3rd Invasion - Zombies vs. Steel$4.99

?Feb 28, 2019

In this real-time strategy game with a hint of RISK, you'll command sizable armies. Erect a formidable base capable of withstanding enemy assaults. Will you build your army behind impenetrable defenses, primed for a massive assault? Or perhaps you favor small, swift strike teams.

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Wonder Defense: Chapter Earth$4.99

?Nov 19, 2021

Wonder Defense: Chapter Earth is a strategy game based on Earth and Aliens in which you act as a General to accomplish survive and move to Mars.

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Sphere - Flying Cities$17.99

156Oct 13, 2022

Sphere – Flying Cities is a sci-fi citybuilder which combines strategy, simulation, and survival elements in an extraordinary and immersive scenario. Rebuild and protect a society in a unique and hostile environment. Pay the price for your decisions and be prepared to lose everything.

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Diplomacy is Not an Option$29.99

7831Oct 04, 2024

Diplomacy is Not an Option is a strategy game set in a medieval fantasy world. Build your town and defenses, raise huge armies and fight against massive hordes of enemies. How long can you survive?

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The Riftbreaker: PrologueFREE

?Aug 05, 2020

The Riftbreaker: Prologue allows you to experience the events taking place before the story campaign of the main game. Explore an entirely new world. Gather resources. Build up a base. Defend yourself from thousands of alien creatures.

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Start Over$14.99

286Sep 27, 2024

Embark on an unpredictable survival journey in Start Over. Solo, co-op, online, explore diverse landscapes, craft through 4 tech tiers, encounter wildlife, and trade or raid for resources. Choose your path, defend against waves, and shape your destiny in a dynamic world. Are you ready to Start Over?

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Exo TD$19.99

?Aug 02, 2018

Exo TD is a true 3D space Tower Defense. Invaders have scouted your planet as their next target, you must protect it by building destructive turrets, orbital defenses, shields, drones and more to defend against the incoming invasion force.

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Space Engineers$19.99

97932Feb 28, 2019

Space Engineers is a sandbox game about engineering, construction, exploration and survival in space and on planets. Players build space ships, space stations, planetary outposts of various sizes and uses, pilot ships and travel through space to explore planets and gather resources to survive.

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Gratuitous Space Battles$14.99

518Nov 16, 2009

Who 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.

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Mars or Die!$19.99

?Jul 13, 2018

Control two characters simultaneously! Survive, gather, collect upgrades, fight all sizes of one-eyed Martians, build defensible outposts and conquer Mars, in this glorious mix between roguelite and tower defense.

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Loot Express Delivery Service$9.99

?Feb 10, 2023

Embark on an adventure with Loot Express Delivery Service, a 2D pixel art game. As the commander, your goal is to retrieve valuable items from a distant planet. Utilize your skills and strategy to complete missions and guide your company to prosperity.

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Taur$24.99

1838Feb 19, 2020

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?

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Space Trash Scavenger$19.99

439Nov 14, 2024

Grab your jetpack and explore procedural asteroid fields, derelict spaceships and abandoned outposts. Build and automate your Space Rig to process scavenged trash. Craft, trade and fight your way home in this interstellar, open-world survival sandbox.

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MoveFort$2.99

?Oct 02, 2024

Movefort is a movable tower defense game where you build your own fortress on a moving base. Use resources to upgrade and power up Towers.Each tower has unique upgrade effects. Try different combinations to find the most effective way to defend against enemies.

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Extinction Eclipse$9.99

?Nov 17, 2022

You are in command of the human fleet, searching for asteroids to mine, extract resources and build bases and more ships to defeat aliens invaders. This simple and short action RTS has a full and exciting campaign, and a skirmish mode that allows you to play a different mission on every match.

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Primal Lands$0.99

?Sep 11, 2018

Primal Lands is set in the Stone Age, you will take control of a small tribe that you must guide in surviving what lies ahead. Unknown to their surrounds you must take each action carefully.

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Armor Clash 2022 [RTS]$9.99

?Feb 09, 2022

Armor Clash 2022 is an old-school modern warfare RTS game with base building, customize factions and navy units.

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The Riftbreaker$29.99

16206Oct 14, 2021

The Riftbreaker™ is a base-building, survival game with Action-RPG elements. You are an elite scientist/commando inside an advanced Mecha-Suit capable of dimensional rift travel. Hack & slash countless enemies. Build up your base, collect samples and research new inventions to survive.

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The Last Drop$4.99

?Oct 01, 2024

The Last Drop is a pixel art top-down shooter where you control the last water droplet on Earth. Battle waves of enemies with unique weapons, customize the map, and compete on the online leaderboard.

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Creeper World 4$24.99

4075Dec 03, 2020

The unstoppable fluid enemy has returned and destroyed every world in its path! Defend against Creeper as it floods across the 3D terrain in this real time strategy game where the enemy is a fluid.

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Goblins of Elderstone$24.99

279Mar 08, 2023

This Goblin Tribe Simulator brings a challenging blend of chaos and creativity to the city-building genre. Build dwellings, manage your resources, defend your goblins, and grow your tribe to face other races and even the Gods! Do you have what it takes to control the chaos and rule the unruly?

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Mercury Fallen$24.99

236Aug 22, 2023

A sci-fi colony management sim with a focus on exploration, expansion, and survival. Rebuild your underground facility, manage colonists and robots, and uncover the mysteries of an alien world light-years from Earth. Dig deep, expand across the surface, and shape your new home.

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