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Games Like Altarguard

60+ similar titles based on shared tags and player behavior. Themes include Tower Defense, Strategy, Incremental, Idler.

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  1. #1 Is Zombody Home?
    97% match9 user reviews89% of 9 reviews2026
    Dev: TopiusPub: Supersonic Snail
    Windows

    Upgrade the house, customize the weapon and charge the special attacks, your cute zombie horde is about to attack.

    Why similar: Tower Defense 25.1%, Incremental 21%, Idler 20.3%, Base Building 12.4%, Building 9.7%

  2. #2 Cell Defense
    96% matchNo user reviews2026
    Dev: blaubessen
    Windows · Mac

    Cell Defense is an incremental tower defense set inside the body. One antibody holds the center as endless waves of viruses and bacteria close in. Survive, earn, and spend it on weapons, build-defining cards, and upgrades that keep paying out while you idle.

    Why similar: Tower Defense 29.4%, Incremental 20.4%, Idler 20%, Roguelite 11.2%, Strategy 6.4%

  3. #3 Grave Orbit
    96% matchNo user reviews2026
    Dev: Polarity Games
    Windows

    They buried the truth. The invasion did not end. Now it is coming home. Grave Orbit is a dark sci-fi survival campaign of relentless escalation, impossible odds, and a war that grows far beyond anything humanity was prepared to face.

    Why similar: Tower Defense 21.9%, Idler 20.9%, Incremental 19.1%, Roguelite 11.6%, Base Building 8.5%

  4. #4 ZaciSa: Idle Defense!
    95% matchNo user reviews2027
    Dev: ZeNfA Productions
    Windows · Mac · Linux

    A Tower Defense game mashed with Idle Clicker mechanics set inside a wonderful world of crayons. Build out your defenses, go grab a snack and watch your forces take on enemy units.

    Why similar: Tower Defense 27.9%, Idler 20.2%, Incremental 18.1%, Base Building 13.7%, Survival 7.7%

  5. #5 Florana Defense
    94% matchNo user reviews2026
    Dev: Petr "Glubo" Sykora
    Windows · Mac · Linux

    Incremental Mazing Tower Defense. No lives, just make more gold. No fixed mob path, create the best maze ever.

    Why similar: Tower Defense 36.5%, Incremental 24.4%, Idler 15.4%, Base Building 6.6%, Strategy 4.1%

  6. #6 Ash Warden
    93% matchMostly Positive73% of 121 reviews2026
    Dev: Mgfa StudioPub: Molter Games
    Windows

    Survive waves of enemies in Ash Warden, an incremental tower defense where you slowly become overpowered. Unlock new abilities, fight against powerful bosses, and evolve into an unstoppable force against the endless Redgaze hordes.

    Why similar: Tower Defense 25.6%, Incremental 18.6%, Idler 17.8%, Roguelite 10.4%, Survival 9.9%

  7. #7 Tower Ball - Incremental Tower Defense
    94% matchMixed62% of 235 reviews2021
    Dev: WaffleStack Studio LLC
    Windows

    Build turrets to destroy balls & earn cash, spend it to upgrade and get stronger

    Why similar: Tower Defense 28.7%, Incremental 24.1%, Idler 23%, Building 11.9%, Strategy 5.2%

  8. #8 castle idler
    91% matchVery Positive80% of 168 reviews2026
    Dev: Soy Boy Games
    Windows · Mac

    castle idler is a short, relaxing incremental tower defense game with no waves. upgrade towers, collect coins, and unlock powerful prestige upgrades to defend your castle.

    Why similar: Tower Defense 27.5%, Idler 23.7%, Incremental 21.9%, Strategy 5%, Relaxing 4.4%

  9. #9 Tiny Fortress
    91% matchNo user reviews2026
    Dev: RKO Software
    Windows

    [Previously called "Tiny Towers"] A short incremental game about defending your tiny fortress from hordes of tiny mobs. Place towers, gain resources by defeating enemies, and unlock new upgrades in the skill tree to strengthen your goblin stronghold.

    Why similar: Tower Defense 30.6%, Incremental 25.9%, Idler 20%, Strategy 4.5%, Roguelite 4.2%

  10. #10 Grow Defense
    92% matchMostly Positive77% of 610 reviews2021
    Dev: SoftCowGames
    Windows · Mac
    Median: 6.2 hrsMean: 80.4 hrs≥1hr: 77%

    Upgrade your Castle and Unlock new tiers of Skills and Weapons to Defend vs Monsters and Bosses across VARIOUS ZONES! Find Rare ITEMS dropped from monsters and bosses and upgrade them to their full potential! Defeat RAID Mega-Bosses to find LEGENDARY items!

    Why similar: Tower Defense 34.8%, Idler 28.8%, Incremental 23.7%, Strategy 4.2%, Casual 3.2%

  11. #11 Squars: Incremental Defense
    90% matchNo user reviews
    Dev: Countryside Studio
    Windows · Linux

    Survive endless waves of dark entities, use your clicks as a resource, and grow stronger with every run. Find and upgrade powerful modules and unlock new technologies in this incremental clicker defense game. Also - Everything is square.

    Why similar: Tower Defense 22.7%, Incremental 17.9%, Idler 13.9%, Building 12.4%, Base Building 12.4%

  12. #12 OUTWORKS
    89% match3 user reviews67% of 3 reviews2026
    Dev: QUENCH FORGE
    Windows

    Build a towering 3D fortress and hold the line. Stack floors, raise walls, and place turrets by altitude to survive escalating swarms of ground and flying machines closing on your core — then watch one collapsing tower take everything with it. A lean, neon, code-built base-defense roguelite.

    Why similar: Tower Defense 30.1%, Idler 20.5%, Building 14.5%, Base Building 14%, Incremental 9.9%

  13. #13 Recursive
    87% matchPositive83% of 47 reviews2026
    Dev: Xero
    Windows · Linux

    Every time you think you understand it, it unlocks something else, adding new layers, mechanics, and ways to grow.

    Why similar: Tower Defense 30.1%, Incremental 27.7%, Idler 25.2%, Strategy 6.7%, Simulation 4.4%

  14. #14 Christmas Is Coming
    89% match2 user reviews100% of 2 reviews2024
    Dev: SumGames
    Windows

    Christmas is coming and you must stop it at all cost! Place down towers and ground defences to fight back against Christmas themed enemies. Break through stone and groom snow to expose new buildable areas. Upgrade your towers and collect Christmas cards that apply special abilities.

    Why similar: Tower Defense 36%, Incremental 22.3%, Idler 19.5%, Strategy 9%, Top-Down 5.3%

  15. #15 Bottom Squad
    86% matchMixed63% of 16 reviews2026
    Dev: Family Devs
    Windows

    An idle defense game at the bottom of your screen. Build your squad, upgrade your base, and hold the line against relentless alien waves while you work or browse.

    Why similar: Tower Defense 26.6%, Idler 24.8%, Incremental 21.5%, Base Building 11.5%, Survival 4.5%

  16. #16 Circle TD:Defence War
    88% matchPositive86% of 14 reviews2024
    Dev: 小东马
    Windows

    A tower defense game.In the wave after wave of enemy attacks like a tide, constantly configure defense tower ties, player talents, props and equipment, build a powerful defense position, and eliminate the enemy before they fill the map!

    Why similar: Tower Defense 29.9%, Building 15%, Base Building 13.6%, Roguelite 13.3%, Survival 8.7%

  17. #17 Eldritch town
    86% matchNo user reviews
    Dev: Natrix
    Windows · Mac · Linux

    Eldritch town is an incremental tower defense game. Build your town, manage resources, research tech, build an army and upgrade your towers to defeat hordes of Lovecraftian horrors and uncover the secrets of this forgotten island.

    Why similar: Tower Defense 23.5%, Idler 19.6%, Incremental 18.3%, Base Building 9.8%, Roguelite 8.8%

  18. #18 Legend of Defenders
    85% matchNo user reviews2026
    Dev: KaiPlay StudioPub: Gamersky Games
    Windows

    A thrilling idle tower defense game with automated battles and endless growth! Build your defenses, deploy heroes, and watch your fortress evolve from a humble outpost into an unstoppable stronghold—even while you’re away. P.S. Supports a boss key for instant hiding whenever needed.

    Why similar: Tower Defense 27.5%, Idler 20.7%, Incremental 19.3%, Base Building 11.9%, Strategy 5.6%

  19. #19 Nightgate Defense
    84% matchNo user reviews
    Dev: Kamen
    Windows

    Light incremental gameplay meets castle defense. When night falls, monsters pour from summoning gates—the city wall is your last stand. Hundreds of archers volley as one, four heroes fight at your side, and each night grows harder than the last.

    Why similar: Tower Defense 31.6%, Incremental 27.7%, Idler 26.6%, Strategy 4.9%, Simulation 3.7%

  20. #20 Pullstation
    83% match7 user reviews100% of 7 reviews2026
    Dev: ZIROH
    Windows

    Pullstation is an incremental tower defence about saving your space station from the ever-growing horde of UNKNOWN origin.

    Why similar: Tower Defense 38.4%, Idler 27.9%, Incremental 25%, Casual 5.2%, Strategy 3.5%

  21. #21 How to Turn Zombie
    84% matchNo user reviews
    Dev: EverTier Games
    Windows

    Take control of a living virus and infect the human body from within. Destroy cells, harvest Biomass, evolve powerful mutations, and defend your Viral Core against relentless immune-system attacks in this incremental tower defense game.

    Why similar: Incremental 35.4%, Tower Defense 30%, Roguelite 12.8%, Survival 7.3%, Strategy 5.5%

  22. #22 Grid Forge TD
    82% matchNo user reviews
    Dev: Yarrichar Studios
    Windows

    Stop continuous waves of enemies by building a maze in this free flowing tower defense game. Purchase upgrades between runs to become even more powerful and go further next time.

    Why similar: Tower Defense 32%, Incremental 26.3%, Roguelite 14.5%, Building 6.5%, Relaxing 5.6%

  23. #23 Defensive Loop
    82% matchNo user reviews
    Dev: Fewjix
    Windows

    Defensive Loop is a tower defense game where you protect a small character that moves across the map. As they collect points, you can spend them to build your defenses. The game features incremental elements, allowing you to upgrade several different attributes for every type of defense.

    Why similar: Tower Defense 33.1%, Incremental 20.8%, Idler 19.9%, Strategy 7.1%, Top-Down 5.2%

  24. #24 Pixel Orbit
    79% matchMostly Positive77% of 30 reviews2026
    Dev: YaxWorks
    Windows

    Incremental game about defending Earth from impending danger. Develop your Skill Tree to setup automatic turrets and various other defensive mechanisms.

    Why similar: Tower Defense 29.4%, Incremental 24.8%, Idler 23.8%, Relaxing 5.8%, Strategy 5.4%

  25. #25 Idle Tower Defense
    81% matchMixed54% of 118 reviews2024
    Dev: ZNZ Games
    Windows

    Idle Tower Defense is a game where you control a single tower to fight off hordes of enemies. No randomization. Choose from a variety of modules to create unique builds and upgrade modules and survive endless waves.

    Why similar: Tower Defense 31.1%, Incremental 24.8%, Idler 24%, Minimalist 5.7%, Relaxing 4.5%

  26. #26 Resettle
    80% matchNo user reviews2026
    Dev: Lukas Osouch
    Windows

    Resettle is a deep incremental city builder where you develop settlements on islands. Strategically place buildings to maximize resource production, explore 10 different upgrade systems, and create a thriving island city.

    Why similar: Incremental 27.3%, Idler 23.9%, Base Building 19.3%, Top-Down 7.1%, Strategy 6.5%

  27. #27 How many Cows do they need?!
    79% matchNo user reviews
    Dev: Jumping Ram
    Windows

    Fight off alien invaders abducting your cows in this colorful incremental game. Repel hundreds of them at once, collect the rewards, upgrade towers, tools and objects in the tech tree... Specialize and choose your game style and try to reach the next season…

    Why similar: Tower Defense 32.5%, Idler 31.5%, Incremental 26.6%, Casual 3.6%, 2D 3.3%

  28. #28 Exponent: The Scaling Tower Defense
    78% matchNo user reviews
    Dev: Retromagine
    Windows

    A roguelite incremental tower defense where expansion is survival. Execute Command Cards from your expanding deck, build towers, and create land tile by tile to defend the last Node in your dimensional bubble. Grow strong enough to find your kin in the void… and merge into higher dimensions.

    Why similar: Tower Defense 31.8%, Incremental 18.1%, Base Building 13.3%, Roguelite 10%, Building 7.1%

  29. #29 Galaxy Defense War
    76% matchVery Positive97% of 145 reviews2025
    Dev: Zero Space
    Windows

    '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 35.8%, Roguelite 19.6%, Base Building 16.7%, Building 13.4%, Strategy 9.4%

  30. #30 Factory Works Idle
    77% matchNo user reviews2026
    Dev: EnricoBC
    Windows · Linux

    Build an industrial empire across 10 technological eras and 3 parallel dimensions. Gather resources, automate production chains, research 100 technologies, and tear through reality itself - from stone tools to singularity cores to alien dimensions with hostile ecosystems.

    Why similar: Incremental 28.2%, Idler 25.5%, Building 17.5%, Base Building 15.4%, Simulation 4.9%

  31. #31 Magic defense
    81% match8 user reviews25% of 8 reviews2021
    Dev: Phoenixxx Games
    Windows

    Welcome to the single-player strategy game made in the style of Tower Defense. You will plunge into the magical Middle Ages to build a powerful defense to protect the bag of gold from the raids made by greedy trolls and other magical characters

    Why similar: Tower Defense 31.6%, Idler 22.1%, Survival 11.5%, Building 11.2%, Base Building 10.9%

  32. #32 Towerburst
    77% matchNo user reviews2026
    Dev: Gwyn GamesPub: GwynGames
    Windows

    An incremental tower defense game where you fight enemies using unique tower combinations. Gather resources from fallen enemies, unlock and upgrade your towers, discover new tower synergies and defeat every enemy before your towers run out of shots.

    Why similar: Tower Defense 30.3%, Incremental 25.7%, Idler 24.6%, Strategy 5.4%, Relaxing 5.4%

  33. #33 Sir, We Have an Orc Problem
    73% matchVery Positive87% of 3,557 reviews2026
    Dev: Mumpitz Games
    Windows · Linux
    Median: 5.8 hrsMean: 6.2 hrs≥1hr: 95%

    Sir, We Have an Orc Problem is an incremental-style tower defense game where you face an overwhelming number of orcs. Greet them with even more bullets, bombs and lasers!

    Why similar: Tower Defense 30.9%, Incremental 20%, Base Building 12.9%, Roguelite 11.5%, Idler 9.1%

  34. #34 Horizon Ring
    76% matchNo user reviews2026
    Dev: Mahhouse Games
    Windows

    Horizon Ring is an incremental tower-defense game built around flexible loadouts and distinct playstyles. Balance immediate defense against long-term growth, specialize in active clicking, passive income, towers, or fortifications, and unlock new maps and challenges in endless waves.

    Why similar: Tower Defense 35.4%, Incremental 24.6%, Base Building 17.7%, Survival 8.4%, Strategy 8%

  35. #35 Towerix91
    74% matchPositive90% of 30 reviews2026
    Dev: MrArcivorum
    Windows

    Towerix91 is an incremental tower defense inspired by PC games of the late 80s and early 90s. Collect crystals, unlock dozens of upgrades in the tech tree, place towers on walls, upgrade them and use abilities. Repel waves of enemies while steadily strengthening your defenses.

    Why similar: Tower Defense 29%, Idler 25.2%, Incremental 22.8%, Building 6.2%, Strategy 5.2%

  36. #36 Incrempire
    73% matchMixed68% of 161 reviews2026
    Dev: FMGames
    Windows · Mac · Linux

    Defend. Upgrade. Dominate. A relaxing incremental base-defense game, packed with powerful skills and a deep skill tree.

    Why similar: Incremental 20%, Tower Defense 19.8%, Idler 19.8%, Survival 10.7%, Roguelite 10.4%

  37. #37 Orbitra
    75% matchNo user reviews2026
    Dev: klebO
    Windows

    Orbitra is a short, fast-paced incremental game that brings the tower defense genre to a planet under attack from space. Defend yourself against meteors, aliens, and increasingly bizarre threats from across the galaxy as you unlock powerful upgrades!

    Why similar: Tower Defense 34.7%, Incremental 32.5%, Idler 11.4%, Roguelite 9.9%, Strategy 4.6%

  38. #38 Defend from Candyland!
    78% matchPositive100% of 17 reviews2023
    Dev: MI Pixel Ltd
    Windows

    Step into the world of Defend from Candyland! where retro tower defense meets strategic depth. Plant and upgrade trees, use powerful buffs, and reveal enemy paths to shield Eden from waves of candy invaders. Master the challenge now!

    Why similar: Tower Defense 27.8%, Incremental 18.1%, Base Building 13.3%, Building 11.6%, Survival 11%

  39. #39 Outhold
    73% matchVery Positive86% of 1,770 reviews2025
    Dev: Tellus Games
    Windows · Mac
    Median: 3.1 hrsMean: 4.3 hrs≥1hr: 87%

    Outhold is a short, strategic incremental game that blends tower defense with a deep meta-progression. Experiment with builds and find overpowered synergies to defend the dwindling fires of Outhold.

    Why similar: Tower Defense 31.4%, Incremental 26.5%, Idler 10.9%, Relaxing 6.1%, Minimalist 5.9%

  40. #40 The Offering
    75% matchNo user reviews2026
    Dev: Duskmothgames
    Windows

    Possess pilgrims and spend their offerings in this incremental shrine defence. Grow the crowd, light the candles, stack the cards. Then hold the plaza when the sun goes down and something walks in from the ruins.

    Why similar: Tower Defense 27.4%, Incremental 24.7%, Idler 22.7%, Roguelite 12.6%, Strategy 5.6%

  41. #41 Idle Deathworks
    74% matchNo user reviews
    Dev: NiutNiut Games
    Windows

    An idle tower defense roguelite where you summon enemies, harvest their resources, build defenses, and risk increasingly dangerous challenges. When the run ends, resurrect stronger and push farther.

    Why similar: Tower Defense 32.3%, Incremental 22.1%, Idler 21.5%, Roguelite 12.8%, Strategy 6.8%

  42. #42 Chippy Beaver
    72% match6 user reviews83% of 6 reviews2026
    Dev: Luv Island
    Windows

    Chippy Beaver​ is an engaging incremental idle game where you lead your beaver colony to chop down fantastical trees in the sky, harvest various relics, construct diverse buildings, and use money to upgrade your beavers.

    Why similar: Idler 28.6%, Tower Defense 18.7%, Building 17.6%, Roguelite 11.2%, Strategy 7.8%

  43. #43 QUBE: Incremental TD
    71% matchPositive88% of 24 reviews2026
    Dev: MyDreamForeverPub: Andgo Games
    Windows

    QUBE: Incremental TD is a crazy mix of an incremental game and tower defense, where upgrade choices matter. Gather resources, build defensive towers, upgrade yourself, and survive as many enemy waves as possible!

    Why similar: Tower Defense 39.9%, Incremental 24.2%, Idler 23.6%, Strategy 8.7%, 2D 1.8%

  44. #44 Yavalanche
    72% matchNo user reviews
    Dev: Decent Salad Games
    Windows

    Yavalanche is a tower defense game in which you take control of a courageous yeti that lives on top of the mountain to repel waves of the sinister goblins coming to get you. Place your pins, strategize your attacks, upgrade your fortifications, and send those pesky green goblins down!

    Why similar: Tower Defense 49.7%, Base Building 16.5%, Building 13.6%, Strategy 9.1%, Relaxing 6.9%

  45. #45 Last Hit Titan
    71% matchMixed60% of 99 reviews2025
    Dev: Summonings systems
    Windows

    Strategically place turrets and build defenses to maximize your firepower against colossal Titans! Experiment with different setups, optimize your battlefield, and take down legendary creatures with the most efficient tactics. Every decision counts in this unique tower defense experience!

    Why similar: Tower Defense 28.5%, Idler 23.2%, Incremental 21.8%, Base Building 13.7%, Minimalist 4.5%

  46. #46 The Great Hatch
    70% matchNo user reviews2026
    Dev: duocar
    Windows

    Help goblins take down a giant floating egg

    Why similar: Incremental 31.6%, Idler 20.6%, Building 12.7%, Roguelite 11.4%, Strategy 7.5%

  47. #47 Bug Bait
    70% match1 user reviews100% of 1 reviews2025
    Dev: Chimera Unchained
    Windows · Linux

    Defend your base against relentless hordes of bugs in this single-player survival tower defense game. Strategically build and upgrade your defenses, manage vital resources, and adapt to ever-evolving threats. Can you outsmart the infestation and survive the chaos?

    Why similar: Tower Defense 41.5%, Survival 14.5%, Building 12.3%, Base Building 12.1%, Strategy 7.6%

  48. #48 依灵修仙
    69% match4 user reviews50% of 4 reviews2026
    Dev: 依灵工作室
    Windows

    Tower defense with the protagonist as the main tower, aided by auxiliary structures. Focus on customizing the hero's skills, formations, and artifacts to develop deep strategic synergy between progression systems.

    Why similar: Tower Defense 35%, Idler 29.5%, Roguelite 15.5%, Survival 13.1%, Strategy 5.2%

  49. #49 ArcaneOutpost
    71% match4 user reviews100% of 4 reviews2024
    Dev: VortexRingGame
    Windows

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

    Why similar: Tower Defense 35.3%, Base Building 19.7%, Building 16.2%, Strategy 10.8%, Survival 7.4%

  50. #50 Goblin Buster: Incremental Tower Defense
    68% matchMostly Positive76% of 159 reviews2025
    Dev: Natrix
    Windows

    Goblin Buster is an incremental tower defense game with deep upgrade mechanics. Obliterate annoying goblins, collect materials, discover powerful relics, invest in unique buildings and spend your resources to upgrade towers and magical spells with a massive skill tree!

    Why similar: Tower Defense 27.9%, Incremental 25.9%, Idler 22.6%, Top-Down 6.9%, Strategy 6%

  51. #51 Dyeversion
    69% matchNo user reviews2026
    Dev: Catchy
    Windows · Mac

    Dyeversion is a color-routing tower defense. Drag liquid hoses from color sources to your towers, mix colors to forge powerful COMBO towers, and route your pipes around the enemy path. Battle dozens of levels, earn tokens, and unlock a deep skill tree.

    Why similar: Tower Defense 30.8%, Incremental 22.1%, Idler 12.6%, Roguelite 9.1%, Minimalist 5.5%

  52. #52 Pixel Empires
    67% matchMostly Negative33% of 21 reviews2026
    Dev: PiqFocus Interactive
    Windows

    A pixel idle tower defense where your kingdom fights on its own. Workers gather, your army auto-battles endless waves, spells self-cast — you aim the bow, chain combos and choose what to upgrade. Bosses, titans, prestige, 100+ achievements. The night is endless. The bow is yours.

    Why similar: Tower Defense 28.5%, Idler 23.4%, Incremental 19.9%, Base Building 14.1%, Relaxing 5.2%

  53. #53 GEODE
    67% matchPositive96% of 28 reviews2026
    Dev: PhD
    Windows

    In this top-down, multiplayer, co-op game, you must protect your Core Crystal by any means necessary. Build up your defenses, explore, refine, and upgrade to reach your goal. Play alone or with up to 8 people.

    Why similar: Tower Defense 35.6%, Roguelite 14.6%, Building 13.3%, Survival 9.8%, Base Building 7.4%

  54. #54 Endless Escalation
    69% matchNo user reviews
    Dev: GFX47
    Windows

    A strategy-driven incremental where choices actually matter. Upgrade costs scale together, forcing meaningful trade-offs instead of blindly upgrading everything. Build defenses, specialize your army, and adapt to overcome ever-evolving enemy forces.

    Why similar: Incremental 26.7%, Idler 25.5%, Tower Defense 10.1%, Base Building 9%, Building 8.2%

  55. #55 Little TD
    68% matchNo user reviews
    Dev: Hightea Studio
    Windows

    Escape from daily life and immerse yourself in the exciting tower defense strategy game 'Little TD'. Experience a unique gaming style in 'Little Tower Defense', with various fresh game modes that are different from traditional tower defense.

    Why similar: Tower Defense 43.8%, Idler 17.5%, Strategy 11.1%, Building 9.6%, Simulation 6.8%

  56. #56 Nock Nock Loose
    68% matchNo user reviews2027
    Dev: RBC Games
    Windows

    A short incremental tower defense game where you defend your city from enemy armies. Sharpen your archers' aim, unlock powerful abilities in a massive skill tree, and crush every warlord who dares besiege your walls.

    Why similar: Tower Defense 33.7%, Incremental 28.8%, Idler 18.1%, Relaxing 7%, Strategy 5.4%

  57. #57 Idle Protocol
    66% match6 user reviews17% of 6 reviews2026
    Dev: Zzz Idle Games
    Windows

    Idle Protocol is a minimalist sci-fi tower defense and incremental game. Manage a central CPU core, equip exactly 2 Nodes, and defend against geometric anomalies. Perform a System Reboot to earn Cycles and unlock permanent modules in the BIOS!

    Why similar: Incremental 28.7%, Tower Defense 28.4%, Idler 25.9%, Strategy 8.2%, Minimalist 3.5%

  58. #58 Zero Stress King: Idle Defense
    64% matchVery Positive88% of 1,657 reviews2026
    Dev: Pauloondra
    Windows · Mac
    Median: 9.2 hrsMean: 11.5 hrs≥1hr: 96%

    A short relaxing incremental game disguised as a tower defense, but enemies can’t reach your walls. Thanks to lava.

    Why similar: Incremental 27.6%, Tower Defense 26.8%, Idler 25.6%, Strategy 5.9%, Relaxing 5.3%

  59. #59 Heart Of Machine
    66% matchNo user reviews2026
    Dev: TBC
    Windows

    Heart of Machine blends top-down tower defense with light roguelite elements. Face an evolving mechanical swarm thousands strong, tailor defenses, upgrade towers with chips, and use real-time support weapons to turn the tide. Build an unbreakable line and save the core from destruction.

    Why similar: Tower Defense 34.9%, Base Building 16.9%, Roguelite 15.5%, Building 13.4%, Strategy 8%

  60. #60 Citadelic
    70% matchMostly Positive71% of 14 reviews2023
    Dev: Keyreal
    Windows

    Citadelic is a base building and defending strategy game with roguelite elements. Survive against waves of constantly evolving enemies while expanding your base and managing resources.

    Why similar: Tower Defense 27.5%, Base Building 16%, Roguelite 12.9%, Survival 11.3%, Building 9.6%

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