Games Like IDUN - Frontline Survival

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 33.8%, Base Building 16.4%, RTS 14.1%, Strategy 8.7%, Sci-fi 7.3%

Why You'll Like It: Offers a sci-fi action-tower defense experience where managing your primary weapon and turrets is crucial for survival.

The Riftbreaker is a solo or Co-op base-building, survival game with Action-RPG elements for up to 4 players. Hack & slash countless hordes of enemies. Build up your base, craft powerful weapons and research new inventions to survive.

Why similar: Tower Defense 19.5%, Base Building 19.3%, RTS 15%, Building 14%, Survival 10.1%

Why You'll Like It: Combines base-building, resource extraction, and intense real-time combat against massive alien swarms.

Command Mobile Outpost and take XEN Firearm to venture deep into the Signet surveillance off-limit area. Collect unique Weapon Units. Amp up the firepower of the Outpost that fights with you. This is an FTD game - FPS, Tower Defense, Base Building and much more all at the same time.

Why similar: Tower Defense 21%, RTS 17.5%, Base Building 16.7%, Crafting 9.9%, Survival 9.2%

Why You'll Like It: A hybrid of FPS and RTS mechanics that tasks you with building and defending a base against massive waves of enemies.

An open-ended factory management game with RTS and tower defense elements.

Why similar: Tower Defense 26.2%, RTS 23.8%, Base Building 22.8%, Building 14.9%, Strategy 6.7%

Why You'll Like It: Features deep resource management and automation integrated directly into a tower defense and RTS framework.

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 31.8%, Survival 15.6%, Space 14.4%, Sci-fi 12.8%, Top-Down 10.6%

Why You'll Like It: A sci-fi tower defense game that emphasizes active unit management and strategic placement to hold back waves.

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 31.7%, Survival 15%, Space 13.3%, Sci-fi 12.2%, Strategy 8.7%

Why You'll Like It: A first-person action-tower defense game focused on defending your ship from relentless alien invaders.

Axon TD lets you expand the map boundaries themselves. A huge arsenal of towers and a wide variety of enemies clash in a battlefield that grows to your whims. Engage in single, cooperative, and roguelite gameplay.

Why similar: Tower Defense 30.4%, RTS 24.3%, Building 16.7%, Sci-fi 10.1%, Strategy 7.6%

Why You'll Like It: Provides deep tactical tower defense gameplay with complex maze-building and wave management.

Build your defense base to fight back the undead hordes of Mars and secure the future of the red planet. MarZ is a game of strategy and tactical defense where you must carefully manage your crew and resources as you try to uncover the terrible secrets of the undead.

Why similar: Tower Defense 30.2%, RTS 24%, Base Building 14.5%, Building 9.7%, Strategy 9.1%

Why You'll Like It: Focuses on tactical base defense with resource management and strategic turret placement on a Martian landscape.

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 22.5%, RTS 17.3%, Base Building 14.9%, Building 13.1%, Procedural Generation 9.3%

Why You'll Like It: A roguelike tower defense game that blends base-building with strategic RTS elements.

“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 19.2%, RTS 15.1%, Building 12.3%, Tower Defense 12.2%, Base Building 11.4%

Why You'll Like It: An RTS survival game that centers on building a colony and defending it against massive, screen-filling alien hordes.

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: Tower Defense 31.8%, RTS 28.9%, Space 14.8%, Base Building 9.3%, Strategy 7.8%

Why You'll Like It: A top-down RTS defense game that focuses on tactical positioning and managing units against incoming threats.

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.

Why similar: Tower Defense 23.9%, Base Building 17.9%, Crafting 13.8%, Space 13.6%, Sci-fi 7.4%

Why You'll Like It: A tower defense game that incorporates automation and crafting elements to upgrade your defenses.

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?

Why similar: Base Building 25.6%, RTS 19.4%, Tower Defense 19.3%, War 15.2%, Survival 10.6%

Why You'll Like It: Features massive-scale swarm defense where you must build and manage a fortress to survive thousands of attackers.

They Are Billions is a Steampunk strategy game set on a post-apocalyptic planet. Build and defend colonies to survive against the billions of the infected that seek to annihilate the few remaining living humans. Can humanity survive after the zombie apocalypse?

Why similar: Base Building 28.1%, RTS 22.8%, Tower Defense 19.1%, Survival 12.7%, Building 9.5%

Why You'll Like It: The definitive swarm-defense game that requires careful base expansion and tactical fortification against thousands of enemies.

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: Tower Defense 23.1%, RTS 22.3%, Space 12.4%, War 10.7%, Sci-fi 9.3%

Why You'll Like It: A sci-fi tower defense game that offers RTS-style unit control and tactical depth.

Sanctum 2 is the sequel to the world’s first Tower Defense/FPS hybrid game. Pick from four unique character classes and embark on a mission to protect the oxygen-producing Cores from hordes of deadly aliens who are threatened by their existence.

Why similar: Tower Defense 67.3%, Sci-fi 9.8%, Strategy 9.6%, Survival 5.3%, Action 3.9%

Why You'll Like It: A unique blend of FPS and tower defense that requires active participation in combat to survive the waves.

Command your own fortress in FTL-like real-time battles! Crush the enemy fortress with unrelenting bombardment or seize it with carefully executed invasion.

Why similar: Tower Defense 37.9%, Base Building 26.1%, Strategy 22.9%, Simulation 10.7%, Singleplayer 2.4%

Why You'll Like It: A strategic fortress-to-fortress combat game that requires intense management of your base's systems.

Space Run is a «real-time spaceship construction strategy game». Space Run takes the well-known Tower Defense-style gameplay and twists it, challenging you to manage and protect a spaceship and its cargo against the hazards of deep space!

Why similar: Tower Defense 52.3%, Space 24.1%, Strategy 11.5%, Sci-fi 8.8%, Adventure 1.5%

Why You'll Like It: A real-time space-based tower defense game where you must build and manage modular defenses on a moving ship.

Jump into a realtime strategy, action filled battlefield, deploy relentless soldiers, unlock powerful troops and vehicles, upgrade your army, decimate the enemy. If that's not enough, jump into a chaotic Zombie mode, with traps, fun upgrades, and a new gameplay!

Why similar: Tower Defense 31.2%, War 21.7%, Base Building 17.3%, Combat 8.8%, Strategy 8.3%

Why You'll Like It: A tower defense game that incorporates auto-battler mechanics for a unique strategic twist.

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: Tower Defense 33.1%, Building 15.4%, Sci-fi 11.9%, Survival 11.6%, 3D 9.1%

Why You'll Like It: A sci-fi tower defense game that offers 3D tactical depth and strategic placement.

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 47.1%, Strategy 37%, Action 15.8%

Why You'll Like It: An action-oriented tower defense game that rewards tactical placement and quick reactions.

True RTS gameplay reinforced with roguelite build crafting. Control units with bullet-time precision. Call down bases and raise armies. Drafted from a different arsenal every run. Weave builds that break the game. Or the game breaks you.

Why similar: RTS 24.9%, Building 20.2%, Base Building 18.5%, Space 14%, Sci-fi 10.6%

Why You'll Like It: An RTS with roguelite elements that focuses on base-building and tactical adaptation.

Mineral Defense combines tower defense with roguelite elements and procedural generation. Build paths, unlock upgrades, and unleash powerful synergies to conquer evolving challenges in an ever-expanding world.

Why similar: Tower Defense 26.5%, Base Building 18.4%, Procedural Generation 12.7%, Building 11%, Space 8.7%

Why You'll Like It: A roguelite tower defense game that focuses heavily on resource management and card-based upgrades.

Welcome to the frontlines! Build towers, muster armies, and conquer the map. Challenge yourself in the single-player campaign following the Chroma Wars, survive relentless waves in solo defense, or battle it out in local matches against friends and AI bots. Victory comes with the last HQ standing!

Why similar: Wargame 31.2%, Tower Defense 21.6%, RTS 21.4%, Base Building 16.9%, Strategy 6.1%

Why You'll Like It: A minimalist action-RTS that distills tower defense mechanics into a fast-paced experience.

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 25.4%, Tower Defense 21.4%, RTS 20.1%, War 9.6%, Sci-fi 7.3%

Why You'll Like It: An action-heavy tower defense game that incorporates RTS elements for a more dynamic experience.

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 27.7%, Space 17%, Procedural Generation 16.2%, Sci-fi 14.6%, Combat 11.8%

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: Tower Defense 31.3%, Base Building 21.2%, War 16%, Sci-fi 10.2%, 3D 9.8%

Why You'll Like It: A real-time tactical defense game designed to handle massive swarms of enemies.

Get ready to rethink all your defense strategies! Build barricades to stop monsters, or lure them into a maze and attack. A variety of stages that change each time depending on how you play them.

Why similar: Tower Defense 24.2%, Building 19.3%, Base Building 15.6%, Space 12.8%, Survival 11.4%

Why You'll Like It: A casual yet strategic tower defense game that offers a variety of defensive challenges.

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.

Why similar: Wargame 15%, Mining 14.6% ★, Tower Defense 12.5%, RTS 9.9%, Base Building 7.4%

Collect resources and establish a defense line before dark And then Facing countless enemies

Why similar: Tower Defense 25.4%, Wargame 24.2%, Base Building 13.6%, Top-Down 8.4%, Survival 8.2%

Age of Darkness: Final Stand is a dark fantasy survival RTS where you must illuminate, build and defend humanity’s last bastion against hordes of Nightmares. Set in the remnants of a kingdom consumed by a deadly fog, you decide. Will you hide in the light? Or take back your world.

Why similar: Tower Defense 20.8%, RTS 20.1%, Building 15.9%, Base Building 15.8%, Survival 9.6%

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.

Why similar: Wargame 20.1%, Tower Defense 14.7%, RTS 13.3%, Building 12.1%, War 9.7%

Corporate greed meets strategic planet-mining in Drill Core! Drill to the heart of planets while managing workers, researching cutting-edge tech, and fortifying against alien attacks. Will you prioritize efficiency and risk your workers' safety, or focus on defense for survival?

Why similar: Tower Defense 33.2%, Base Building 21.5%, Building 13.3%, Strategy 10.5%, Space 10.1%

Enemies are coming! Every decision matters: build your city, grow the economy, and prepare for enemy waves. Strengthen your defenses, adapt your strategy, and unleash your hero’s full potential. This unique Tower Defense will test your skills – are you worthy to claim a place at Valhalla?

Why similar: Tower Defense 28%, Base Building 18.6%, RTS 14.8%, War 11.5%, Top-Down 9.3%

Lumencraft is a unique combination of a top-down, rogue-like shooter and base building with tower defense elements. Dig and light up dark halls of a fully destructible environment on procedurally generated maps and campaign levels to find precious Lumen - humanity's only chance for survival.

Why similar: Tower Defense 32.2%, Base Building 25.2%, Survival 16.5%, Combat 11.8%, Strategy 9%

A Tower Defense hybrid where survival depends on strategy and firepower. Build turrets, mine resources, and hold the line against relentless AI swarms. Switch instantly between commanding the battlefield in RTS view or fighting on the ground in FPS combat.

Why similar: Tower Defense 27.8%, RTS 27.1%, Building 23.8%, Top-Down 10.1%, 3D 7.8%

"Last Stand:Defense" is a tower defense-themed Rogue-like game. Players need to defend against waves of enemies by building bases, matching talents, and performing delicate operations during battles. Remember, every choice you make will affect the final outcome of the battle!

Why similar: Wargame 19.2%, Tower Defense 17.8%, RTS 17.2%, Building 15%, War 9.8%

Until We Die is a side-scrolling strategy game about defending your base where you have to run around as Ivan, assign tasks to people, and fight mutants in the post-apocalyptic subway!

Why similar: Tower Defense 24.8%, Base Building 22.3%, Survival 17.9%, Building 16.7%, Strategy 9%

Defense Grid: The Awakening is a unique spin on tower defense gameplay that will appeal to players of all skill levels. A horde of enemies is invading, and it's up to the player to stop them by strategically building fortification towers around their base.

Why similar: Tower Defense 75%, Sci-fi 11.5%, Strategy 11.2%, Singleplayer 2.1%, Adventure 0.3%

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 43.9%, Space 24.9%, Sci-fi 16.6%, Strategy 11.9%, Singleplayer 2.7%

Design and build fortresses brick by brick to stand against endless hordes of Horrors in this real-time strategy game with resource management, siege defense, and exploration. Lead from the ramparts, push back the darkness, and hold fast against the creatures of the Mist.

Why similar: Tower Defense 18.9%, RTS 18.9%, Building 16.4%, Base Building 15.5%, War 13%

Defend your base against increasingly dangerous enemy waves each night in this minimalist survival strategy. Mine resources, build and repair defenses, and upgrade your structures, tools, and abilities to survive in this harsh world.

Why similar: Tower Defense 26.8%, Mining 24.1% ★, Base Building 19.7%, Strategy 10.8%, Building 10.1%

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 23.1%, RTS 18.4%, Tower Defense 17.2%, Building 11.7%, War 9.2%

Choose a planet, build your fortress, and prepare for war. Arm yourself with powerful weapons, deploy troops, and defend your stronghold against relentless attacks. In this action-packed block-builder, survival is earned, and only the strongest will remain.

Why similar: Tower Defense 28.4%, Base Building 27.5%, War 21.3%, 3D 7%, Action 5.1%

Gather resources and strategically build up your Viking settlement by day, fortifying it to withstand the relentless onslaught of skeletons by night

Why similar: Tower Defense 20%, Building 18.7%, RTS 13.4%, Base Building 12.7%, Survival 10%

Tower Factory is a tower defense and automation game with roguelite elements. Optimize resource production using conveyor systems while defending against monster waves. Can you find and destroy the enemy tower before it's too late?

Why similar: Tower Defense 24.5%, RTS 23.7%, Base Building 17%, Crafting 11.9%, Procedural Generation 11.6%

After Long Night is a sandbox survival RTS. Build and fortify your base, scavenge every corner for vital resources, craft deadly weapons, and raise a militia to fight off relentless zombie hordes that strike every night. In this world, scavenging isn't just survival—it's strategy, power and war.

Why similar: RTS 18.7%, Wargame 17.5%, Base Building 14.3%, Building 13.8%, Tower Defense 11.7%

Beware, Monsters are Coming! In this Tower-Survivor rogue-lite, you protect an ever-moving city from unrelenting hordes. Gather resources, fortify defences, and survive for as long as you can. Will you reach the Ark?

Why similar: Tower Defense 22.8%, Building 19.4%, Base Building 17.5%, Survival 11.7%, Top-Down 9.4%

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 31.8%, RTS 28.3%, Strategy 13.8%, Top-Down 11.2%, Sci-fi 8.7%

As the kingdom's most promising pioneer, embark on a legendary journey to tame the frontier! Build thriving towns across various landscapes, fending off waves of diverse enemies until you establish a firm foothold and have explored everything the eye can see!

Why similar: Tower Defense 22.8%, Wargame 22%, RTS 17.9%, Base Building 16.4%, Combat 6.4%

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: RTS 25.5%, Building 19.7%, Base Building 16.4%, Space 11.5%, War 10.7%

PolyCore Defense is a tower defense game where you have to raise your defenses in order to defend your core. Build unique turrets, upgrade them with special effects and use abilities to survive waves of enemies that are trying to destroy your core!

Why similar: Tower Defense 38%, Building 14.2%, Top-Down 10.9%, 3D 10.2%, Strategy 9.9%

From Glory To Goo is a Sci-Fi survival RTS set on an alien world. Serve as humanity's bulwark by establishing a colony and supporting your colonists still in orbit. But beware, for The Goo, a relentless and shape-shifting force approaches from all sides, even above and below.

Why similar: Tower Defense 21.6%, RTS 21.5%, Base Building 17.8%, War 13%, Survival 9%

Shatter genre boundaries in this sci-fi survival Roguelite blending bullet-hell action and base-building RTS. Dodge and unleash screen-clearing firepower against alien hordes, while constructing fortresses and real-time automated defenses to crush your enemies.

Why similar: Tower Defense 25.7%, Base Building 21.8%, Space 18.3%, Sci-fi 11%, Strategy 8%

Great strategy is timeless. Build, adapt, and defend across dynamic maps, solo or online - every session brings new strategies, new solutions, and new surprises. Now is the perfect time to enter the grid.

Why similar: Tower Defense 19.3%, RTS 17.7%, Building 15.1%, Base Building 14%, Space 9.9%

Defend your base with placeable towers that can be upgraded endlessly. Automate your production and make sure there's enough power to keep everything running.

Why similar: Tower Defense 46.5%, Top-Down 10.9%, Strategy 9.8%, Combat 9.6%, Base Building 8.7%

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 49.2%, Survival 24.1%, Strategy 12.4%, Top-Down 10.1%, Action 4.1%

Craft Your Ultimate Circular Fortress! Dive into SHOOPER NOVA, where you choose props and components to build a unique fortress. Unlock combos to shape your strategy and battle style. Become an unstoppable barrage machine and obliterate waves of enemies from all directions!

Why similar: Tower Defense 40.8%, Strategy 14.3%, Top-Down 10.2%, Sci-fi 10%, Space 9.6%

Orcdom is a minimalist tower defense game with full freedom in tower placement. Defend your crystal from waves of orcs attacking from all directions. Plan your layout, time your spells, and unlock new strategy modes in this fast-paced tactical challenge!

Why similar: Tower Defense 23%, Mining 19.9% ★, RTS 14.7%, Building 14.2%, Base Building 13.4%