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Games like Idle Geometry Defense

Games like Idle Geometry Defense

Games like Idle Geometry Defense

Looking for games like Idle Geometry Defense? Here are top survival city builder recommendations with a science fiction focus, selected from player-similarity data — start with BastionOS, ParryMaster or This Isn't Just Tower Defense.

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  1. View Game
    96%Game Brain Score
    Most mentioned positive aspects:graphics, gameplay
    Most mentioned negative aspects:grinding, replayability
    96% User Score Based on 113 reviews

    ------------------------------------------------------- BastionOS is an incremental action game where you command a military terminal to stack ludicrous weapons and upgrades onto a lone tower facing an endless machine army. Destroy a gigantic evolving horde, get destroyed, unlock new tech, repeat, and get strong enough to survive the next level. If you enjoyed this game, see our list of games similar to BastionOS.

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  2. 73%Game Brain Score
    Most mentioned positive aspects:gameplay, graphics
    Most mentioned negative aspects:music, atmosphere
    78% User Score Based on 45 reviews

    No mistakes. No mercy. No Hit Allowed.Defend yourself in this minimalist one-button incremental defense game. One hit, and it’s over. Block, parry, upgrade, and grow — reach the very end without taking a single hit! Upgrade!Unlock 70+ upgrades and evolve from a Parry Newbie into a true Parry Master! Forge your shield!Enhance your shield for greater rewards, but tread carefully — … If you enjoyed this game, see our list of games similar to ParryMaster.

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  3. 64%Game Brain Score
    Most mentioned positive aspects:gameplay, optimization
    Most mentioned negative aspects:graphics, replayability
    64% User Score Based on 78 reviews

    Place Towers, Defeat Enemies, Stack Upgrades Strategically place your towers to fend off massive waves of thousands of enemies at once. Every defeated enemy grants resources you can use to endlessly upgrade your towers—more damage, faster shots, greater range. The pressure increases with every wave! Energy & Production Towers need power to fire—generate it using massive solar fields and d… If you enjoyed this game, see our list of games similar to This Isn't Just Tower Defense.

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  4. View Game
    88%Game Brain Score
    Most mentioned positive aspects:gameplay, graphics
    Most mentioned negative aspects:grinding, story
    88% User Score Based on 586 reviews

    Tower Factory is a game where you have to build a factory that allows you to create enough towers to defend yourself from enemies. You'll need to find and destroy the enemy castle before it becomes too powerful and its monsters overwhelm you! Features: Constantly build, expand, and upgrade your factory. Acquire resources to build more and better towers. Explore the map to locate the enemy castle, … If you enjoyed this game, see our list of games similar to Tower Factory.

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  5. View Game
    87%Game Brain Score
    Most mentioned positive aspects:gameplay, graphics
    Most mentioned negative aspects:replayability, optimization
    87% User Score Based on 816 reviews

    Take control of the hive and protect it from enemies. Build factories, wonders of the world and defence. Research technologies and, if necessary, use nuclear weapons, but do not let the enemies harm the queen! If you enjoyed this game, see our list of games similar to Bee Island.

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  7. 83%Game Brain Score
    Most mentioned positive aspects:graphics, gameplay
    Most mentioned negative aspects:story, grinding
    83% User Score Based on 861 reviews

    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! When the aliens swarm your maze and everything seems lost, use active abilities like Air Strike and Freeze to tilt the battlefield to your advantage. If you enjoyed this game, see our list of games similar to Super Sanctum TD.

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  8. 86%Game Brain Score
    Most mentioned positive aspects:gameplay, story
    Most mentioned negative aspects:replayability, grinding
    86% User Score Based on 139 reviews

    Freaking Meatbags throws you into a futuristic world where robots have jobs, cephalopods aren't confined to a single dimension, and humans pretty much just stand around talking to themselves. As a lowly cleaning robot, your task is to gather precious materials from each world before the solar system goes kaboom. As soon as you land, you realize this gig isn't going to be as simple as you had hoped… If you enjoyed this game, see our list of games similar to Freaking Meatbags.

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  9. 33%Game Brain Score
    Most mentioned positive aspects:graphics, atmosphere
    Most mentioned negative aspects:story, music
    50% User Score Based on 16 reviews

    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. If you enjoyed this game, see our list of games similar to Mars or Die!.

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  10. An incremental swarm tower defense. Play solo or 2–4 player Steam co-op. Defend a doomed mining colony through a full campaign, infinite procedural maps and Workshop creations. Build towers. Call orbital strikes. Kill billions. The only good bug is a dead bug. Do your part! If you enjoyed this game, see our list of games similar to Bugs. Billions of Bugs..

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  11. 82%Game Brain Score
    Most mentioned positive aspects:gameplay, music
    Most mentioned negative aspects:grinding, stability
    82% User Score Based on 1,219 reviews

    In Monsters are Coming! Rock & Road, gather what resources you can to defend an ever-moving city. Are you ready to take on a never-ending army of darkness in a tower-survivor, action-rogue-lite on wheels? Fortify: The city must endure! Choose from a selection of town halls, place towers and create your own builds to maximise destruction. Equip defensive structures to repel monsters from the gates … If you enjoyed this game, see our list of games similar to Monsters are Coming!.

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  12. 91%Game Brain Score
    Most mentioned positive aspects:gameplay, replayability
    Most mentioned negative aspects:optimization, graphics
    91% User Score Based on 56 reviews

    Golemworks is an experimental, strategic fusion of roguelike and factory builder. You must assemble a factory that generates an army of automatons. These automatons automatically fight and defend your golem foundry from waves of encroaching shadows. Molds activate on a cooldown, and generate a golem core - the 'recipe' for an automaton. Catalysts are the production infrastructure. They… If you enjoyed this game, see our list of games similar to Golemworks.

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  13. View Game
    69%Game Brain Score
    Most mentioned positive aspects:gameplay, graphics
    Most mentioned negative aspects:replayability, optimization
    69% User Score Based on 97 reviews

    Congratulations, Operator #8 You have been randomly selected for the ITER Corporation’s exciting vertical ventures department. Drill the pillars that encircle our homeworld, extract essential resources, and try not to get obliterated in the process. If you fail, don’t worry, your replacement will be along shortly - probably with a better attitude. > Mining 101 Crack open the Pillars like a big hap… If you enjoyed this game, see our list of games similar to ITER-8.

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  14. 85%Game Brain Score
    Most mentioned positive aspects:gameplay, music
    Most mentioned negative aspects:story, grinding
    85% User Score Based on 496 reviews

    Void Miner is a incremental roguelite bullet hell that is about mining asteroids, collecting resources and upgrading your ship to blast through waves of asteroid belts. Start with a simple ship, picking off as many asteroids as you can. Explore the upgrade tree. Lay waste to the entire asteroid belt. If you enjoyed this game, see our list of games similar to Void Miner – Incremental Asteroids Roguelite.

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  15. View Game
    69%Game Brain Score
    Most mentioned positive aspects:gameplay, graphics
    Most mentioned negative aspects:grinding, story
    69% User Score Based on 89 reviews

    Ash Warden is a fast-paced tower defense where you click to shoot enemies, teleport between three towers, and upgrade skills to survive relentless Redgaze waves. If you enjoyed this game, see our list of games similar to Ash Warden.

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  16. 82%Game Brain Score
    Most mentioned positive aspects:gameplay, graphics
    Most mentioned negative aspects:music, grinding
    82% User Score Based on 149 reviews

    All Aboard! The Train Defense Express is out now! 8/07/2025 Update: v1.1.1Patch notes: itch.io | Steam Now available on mobile!Google Play (Android)Apple App Store (iOS) All Aboard! is a mix between auto-battler, survivor, tower defense, and idle/clicker games. The goal is to protect the central objective, the Infinite Power Generator, from endlessly spawning hordes of enemies, and to see how l… If you enjoyed this game, see our list of games similar to All Aboard! The Train Defense Express.

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  17. 72%Game Brain Score
    Most mentioned positive aspects:gameplay, music
    Most mentioned negative aspects:grinding, replayability
    72% User Score Based on 71 reviews

    Step into the eerie world of Creeping Dusk, a tower defense game that blends strategic base-building and intense battles against waves of undead. Your task is to build a small town around an abandoned gold mine and defend against monsters that swarm the area. Plan your next move during the day, explore surrounding area, expand the town, fortify your defenses and prepare for the increasingly challe… If you enjoyed this game, see our list of games similar to Creeping Dusk.

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  18. 71%Game Brain Score
    Most mentioned positive aspects:gameplay, humor
    Most mentioned negative aspects:story, grinding
    71% User Score Based on 340 reviews

    You’re being Bounty-Hunted! Run, Build your ship piece-by-piece and make it work with the parts you find, Destroy outposts and waves of fleets, and Pick your battles carefully to overcome your hunters in this Fast-Paced Top-Down Action Roguelite Shooter. If you enjoyed this game, see our list of games similar to Run Build Pew!.

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  19. 41%Game Brain Score
    Most mentioned positive aspects:story, music
    Most mentioned negative aspects:gameplay, graphics
    70% User Score Based on 10 reviews

    Starlight: Defence Command is a Tower Defence game designed for the PC that is tough and more in-depth than those gone before. With the ability to configure towers in billions of possible combinations, unlockable perks and fine tuning through target priorities, players are given powerful tools to complete the galaxy-spanning, story-driven campaign. If you enjoyed this game, see our list of games similar to Starlight: Defence Command.

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  20. 86%Game Brain Score
    Most mentioned positive aspects:gameplay, graphics
    Most mentioned negative aspects:grinding, monetization
    86% User Score Based on 3,160 reviews

    The Perfect Tower II is a mix between an incremental and a tower defense game. Build a town and explore a variety of regions to unlock different mini-games and tons of upgrades. If you enjoyed this game, see our list of games similar to The Perfect Tower II.

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  21. View Game
    80%Game Brain Score
    Most mentioned positive aspects:gameplay, optimization
    Most mentioned negative aspects:graphics, story
    80% User Score Based on 96 reviews

    Do not answer! Do not answer! Do not answer! Barnard's civilization is invading the earth. It is time to get ready to defend our planet against the attack from the invaders! In this rogue-lite TD game, come and use your strategy to build turrets and plan the routes freely! With diverse modes to dig into, the fun never ends! About this gameRefactor is a Roguelike Tower Defense game. This is … If you enjoyed this game, see our list of games similar to Refactor.

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  22. 77%Game Brain Score
    Most mentioned positive aspects:gameplay, replayability
    Most mentioned negative aspects:story, stability
    77% User Score Based on 254 reviews

    A space station builder simulation roguelite. Fight off enemy ships, fleets and rival stations, build and upgrade your station, hire and manage your crew. Survive as long as you can. If you enjoyed this game, see our list of games similar to Rogue Station.

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  23. View Game
  24. In this minimalist idle game, you watch DVD logos bounce around the screen and generate money with every impact. Use your earnings to upgrade your screen, increase speed, the number of logos, and multipliers, and gradually turn your display into an increasingly profitable visual chaos. The game focuses on infinite progression, optimization, and a relaxing, hypnotic experience. Bounce DVD logos en… If you enjoyed this game, see our list of games similar to A Game About Bouncing DVD.

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  25. 59%Game Brain Score
    Most mentioned positive aspects:gameplay, replayability
    100% User Score Based on 10 reviews

    OBLITACRATER is a twin stick shooter where you fight endless alien monsters in increasingly difficult waves on a cute little planet! There is only one goal in OBLITACRATER, increase your score. Each DROP to the planet adds to a single running score. You can end the drop at any time by pressing the BIG RED BUTTON at the top of of the planet which also locks in your score and adds it to your total.… If you enjoyed this game, see our list of games similar to OBLITACRATER.

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  26. Your tower. One tower. An infinite tower. Build a god-forged rampart in this chill incremental tower defense idler and watch it evolve from humble sentinel to unstoppable cosmic siege engine. Idle through endless enemy waves while your power compounds — then tinker with 2744 runewords crafted from 14 runes across 4 slots to squeeze every drop of potential from your growing arsenal. The deeper yo… If you enjoyed this game, see our list of games similar to Rune Tower Incremental.

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  27. 83%Game Brain Score
    Most mentioned positive aspects:gameplay, graphics
    Most mentioned negative aspects:grinding, replayability
    83% User Score Based on 113 reviews

    castle idler is a short, relaxing idle tower defense game with no waves. idly upgrade towers, collect coins, and unlock a vast skill tree to defend your castle from a slime invasion. wishlist on steam join our discord! deploy a variety of towers along winding paths and continuously upgrade themprogress through increasingly difficult levels with trickier paths and tougher enemiesexplore the pres… If you enjoyed this game, see our list of games similar to castle idler.

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  28. 95%Game Brain Score
    Most mentioned positive aspects:gameplay, graphics
    Most mentioned negative aspects:grinding
    95% User Score Based on 144 reviews

    A mini action city-builder in a post-post-apocalyptic world. Grow your settlement. Fend off waves of enemies. Restore nature. If you enjoyed this game, see our list of games similar to Existential Treads.

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  29. View Game
    78%Game Brain Score
    Most mentioned positive aspects:story, gameplay
    Most mentioned negative aspects:grinding, replayability
    78% User Score Based on 293 reviews

    Darfall is a strategy survival city-builder with RPG elements. You lead your hero with a band of warriors to defend your settlement, explore the corrupted land and craft new items. Expand your settlement and defeat the darkness coming from everywhere. If you enjoyed this game, see our list of games similar to Darfall.

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  30. 74%Game Brain Score
    Most mentioned positive aspects:gameplay, graphics
    Most mentioned negative aspects:stability, story
    74% User Score Based on 462 reviews

    Live real time battle, micromanagement and survive the battle with your army of your chosen, Live with mayhem and explosions. If you enjoyed this game, see our list of games similar to Northend Tower Defense.

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  31. 95%Game Brain Score
    Most mentioned positive aspects:graphics, gameplay
    Most mentioned negative aspects:story, grinding
    95% User Score Based on 1,107 reviews

    Utopia Must Fall is a vector-flavored base-defending arcade shooter with rapid progression, procedurally generated attack waves and enough upgrade variety to suit both the defensive or aggressive player.It incorporates elements from tower defense, roguelites and beyond, all neatly packaged into a laser-sharp bullet-purgatory arcade frenzy! Features Easy To Learn: firing happens automatically, just… If you enjoyed this game, see our list of games similar to Utopia Must Fall.

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  32. View Game
    92%Game Brain Score
    Most mentioned positive aspects:story, gameplay
    Most mentioned negative aspects:replayability, grinding
    92% User Score Based on 207 reviews

    Are you prepared for a thrilling toy army tower defense adventure? Welcome The Toy Shire! Battle diverse foes in various locations, defend your family, and repel foes from your area. Save the world by strengthening your defense with toy towers! If you enjoyed this game, see our list of games similar to Toy Shire.

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  33. 97%Game Brain Score
    Most mentioned positive aspects:story, gameplay
    Most mentioned negative aspects:grinding, optimization
    97% User Score Based on 3,780 reviews

    For billions of years empires rose to greatness. Each fell to the Creeper till none remained. Now all hope appears lost. Who will stand against the Creeper? Experience this extreme and massive expansion of the Creeper World franchise. Nothing will ever be the same... Massive maps, custom units scripting, terraforming, Gravatars? Can you handle the challenge? If you enjoyed this game, see our list of games similar to Creeper World 3: Arc Eternal.

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  34. 76%Game Brain Score
    Most mentioned positive aspects:story, gameplay
    Most mentioned negative aspects:stability, grinding
    76% User Score Based on 868 reviews

    MarZ Rising is a tactical base defense game, which lets you discover a completely new gameplay experience of the tower defense genre! Build, manage and defend your martian base. Guide your crew safely through the thrilling campaign and solve the mystery of the undead. If you enjoyed this game, see our list of games similar to MarZ: Tactical Base Defense.

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  35. 61%Game Brain Score
    Most mentioned positive aspects:gameplay, graphics
    Most mentioned negative aspects:story, optimization
    61% User Score Based on 190 reviews

    ‘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, get all kinds of supplies to build your outpost, and deploy troops to resist the incoming vexans strategically! If you enjoyed this game, see our list of games similar to Alien Marauder.

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  36. 82%Game Brain Score
    Most mentioned positive aspects:gameplay, graphics
    Most mentioned negative aspects:grinding, story
    82% User Score Based on 66 reviews

    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. If you enjoyed this game, see our list of games similar to Project Astra Dominium.

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  37. 67%Game Brain Score
    Most mentioned positive aspects:graphics, story
    Most mentioned negative aspects:grinding, music
    67% User Score Based on 81 reviews

    An enemy army is at our gates! Build an ideal chain of traps. Use magic and the power of the elements: earth, ice, fire and shadow. If you enjoyed this game, see our list of games similar to Gnumz: Masters of Defense.

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  38. 79%Game Brain Score
    Most mentioned positive aspects:gameplay, graphics
    Most mentioned negative aspects:grinding, stability
    79% User Score Based on 426 reviews

    A survival city-building game with flying cities. Build, automate, and defend a flying city to survive in a wacky, nightmare-infested, post-apocalyptic world full of strange science and dreams.Advanced society is long gone, the world is overrun by the Dream Plagues. The only survivors are small nomadic tribes that don’t attract too much attention. And now, the discovery of a long-abandoned project… If you enjoyed this game, see our list of games similar to Dream Engines: Nomad Cities.

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  39. View Game
    78%Game Brain Score
    Most mentioned positive aspects:story, gameplay
    Most mentioned negative aspects:grinding, optimization
    78% User Score Based on 2,144 reviews

    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 Tauron droids' homeworld against a relentless invasion. Will your Taur stand against the Imperion warmachine? If you enjoyed this game, see our list of games similar to Taur.

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  40. View Game
    38%Game Brain Score
    Most mentioned positive aspects:graphics, atmosphere
    Most mentioned negative aspects:gameplay, music
    64% User Score Based on 11 reviews

    Protect the ark of humanity by building the ultimate defense from scraps of your enemies. Challenge other players in this tough fast-paced Action Tower Defense game with TONS of bullets and enemies on screen. If you enjoyed this game, see our list of games similar to ARDEiN.FALL.

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  43. 95%Game Brain Score
    Most mentioned positive aspects:gameplay, music
    Most mentioned negative aspects:graphics, story
    95% User Score Based on 93 reviews

    Bullet Hell Insanity + Tower Defense Strategy. Rogue Star Rescue is a quirky new type of rogue-like shooter. Blast your way through diverse planets while rescuing your teammates and gathering traps for your defense strategy. If you enjoyed this game, see our list of games similar to Rogue Star Rescue.

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  44. 77%Game Brain Score
    Most mentioned positive aspects:story, gameplay
    Most mentioned negative aspects:grinding, stability
    84% User Score Based on 5,530 reviews
    Critic Score 66%Based on 5 reviews

    In the RTS-game “Diplomacy is Not an Option” you will become a medieval feudal lord in a midlife crisis. Due to your position you must constantly make hundreds of decisions a day related with city management and economic development. You are tired of this monotonous and, so it seems, meaningless existence. But things are about to change: hordes of bloodlusted enemies, swarms of scary monsters and … If you enjoyed this game, see our list of games similar to Diplomacy is Not an Option.

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  45. Idle Defense throws you into a hypnotic, minimalist arena where neon cubes of every color surge toward you. You can crush them yourself or build an automatic defense grid that grinds them down while you strategize. This isn't just another idle game. It's a deep, neon-soaked loop of progression, prestige, and pure destruction. KEY FEATURES: Dual-Mode Destruction – Play actively by smashing … If you enjoyed this game, see our list of games similar to Idle Defense.

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  46. In Void Guard Outpost you build powerful towers to defend your gate against endless hordes of enemies! This action-packed tower defence game offers tactical depth, epic maps and challenging battles. So, are you ready to stop the invasion? If you enjoyed this game, see our list of games similar to Void Guard Outpost.

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  47. Become the Architect of the ApocalypseSystem Ascension: Idle Core is a story-rich, incremental strategy game where you take control of a stranded artificial intelligence arriving on a mysterious planet. Master interlocking power sources, optimize your resource automation, and engineer the ultimate planetary engine. Will you conquer the old world to bring order to the new? RISE OF THE SYSTEM M… If you enjoyed this game, see our list of games similar to System Ascension: Idle Core.

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  48. View Game
    59%Game Brain Score
    Most mentioned positive aspects:graphics, story
    Most mentioned negative aspects:gameplay, optimization
    59% User Score Based on 137 reviews

    Miseria is a dark fantasy idle incremental game in which you lead a party of damned souls through the depths of the world. If you enjoyed this game, see our list of games similar to Miseria.

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  49. 62%Game Brain Score
    Most mentioned positive aspects:gameplay, music
    Most mentioned negative aspects:grinding
    67% User Score Based on 43 reviews

    Consume clusters, harvest biomass, and evolve from a fragile parasite into a sprawling bio-engine of destruction. Your cursor stays at the center of the action as you actively destroy, collect, and grow stronger every run. Unlock upgrades that transform your build with chain lightning, orbiting orbs, explosions, beams, healing effects, and powerful chain reactions. Each evolution layer expands you… If you enjoyed this game, see our list of games similar to DO NOT FEED THE VIRUS.

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  50. 84%Game Brain Score
    Most mentioned positive aspects:gameplay, graphics
    Most mentioned negative aspects:grinding, music
    84% User Score Based on 206 reviews

    It begins with a single rock and a simple goal: break it. Your first hit lands with a satisfying thwack, chipping away a fragment of stone. You hit again. And again. Soon, the rock shatters, revealing a new, tougher layer beneath: Clay. Welcome to Fracture Field, an incremental game about managing a dynamic quarry and wielding earth-shattering power. Master the Swing: Master the rhythm of your s… If you enjoyed this game, see our list of games similar to Fracture Field.

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