
This is an idle auto-battle tower defense game that runs quietly in the corner of the screen while you are busy with other things.
60+ similar titles based on shared tags and player behavior. Themes include Idler, Tower Defense, Singleplayer, Casual.

This is an idle auto-battle tower defense game that runs quietly in the corner of the screen while you are busy with other things.

Idle Monster TD
An endless Tower Defense game of epic Monsters vs evil War Machines. Unlock and upgrade tons of unique elemental Monsters (Water, Air, Earth, and Fire) to defend your home from an infinite swarm of robots. Strategize the most effective placement of Monsters to synergize their elemental abilities.

Desktop Siege
《Desktop Siege》 is a free tower defense idle game you can play on your desktop. Upgrade your base and defense towers to protect against endless waves of monsters!
An endless Tower Defense game of epic Monsters vs evil War Machines. Unlock and upgrade tons of unique elemental Monsters (Water, Air, Earth, and Fire) to defend your home from an infinite swarm of robots. Strategize the most effective placement of Monsters to synergize their elemental abilities.
Why similar: Tower Defense 35.4%, Idler 27.9%, Automation 12%, Pixel Graphics 8.2%, Combat 6.4%
《Desktop Siege》 is a free tower defense idle game you can play on your desktop. Upgrade your base and defense towers to protect against endless waves of monsters!
Why similar: Tower Defense 44.4%, Idler 41.9%, Pixel Graphics 9.2%, Casual 4.4%
Defend the last AI core in a minimalist incremental game as you manage resources, upgrade your network, and unleash powerful skills. Resist humanity’s onslaught!
Why similar: Tower Defense 46.7%, Idler 33.9%, Automation 10.3%, Strategy 4.4%, 2D 2.9%
An active-incremental game with tower defense elements. Strategically place towers to defend your tiny fortress from hordes of tiny mobs, acquire gold & resources by defeating enemies, and unlock new upgrades & abilities in the skill tree to strengthen your goblin stronghold.
Why similar: Tower Defense 46%, Idler 30.4%, Pixel Graphics 5.6%, Strategy 5.3%, Relaxing 4.8%
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 46.4%, Idler 39.8%, Pixel Graphics 4.6%, Casual 3.6%, Strategy 3.4%
A place to repair fairy game, can hang up can be manual, free combination of spells, get to know the Tao partner to enhance the strength of the realm.
Why similar: Idler 45.6%, Tower Defense 43.2%, 2D 5.5%, Casual 4.5%, Singleplayer 1.1%
Idle auto‑battle game running quietly in your screen’s corner. Upgrade, unlock weapons, and face endless waves of stronger enemies.
Why similar: Idler 34.6%, Tower Defense 27.9%, Automation 17.5%, Pixel Graphics 8.8%, 2D 4.7%
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 41%, Idler 37.6%, Relaxing 5.7%, Strategy 4.6%, Pixel Graphics 4.5%
A roguelite tower defense where every defeat makes you stronger. Spend gold on powerful temporary boosts, invest gems in permanent upgrades, and push your tower higher each attempt as you fight to survive all 100 waves.
Why similar: Tower Defense 40.2%, Idler 39.7%, Pixel Graphics 5.1%, 2D 4.3%, Strategy 4%
Experience classic RTS gameplay with pixel art style! Gather resources, build armies, master strategic formations, and crush your enemies. Up to 16-player multiplayer battles, epic campaign, and challenging AI await!
Why similar: Tower Defense 32.7%, Idler 27.9%, Automation 15.6%, Relaxing 7.1%, Pixel Graphics 6.1%
Bug.Splash TD : Debugged is a strategic tower defense experience set in a fantasy universe. Defend your gate against hordes of bugs using a variety of towers and the environment. The game features 24 towers, 15+ enemy types, dedicated idle farming maps, custom diffculty options and tons of upgrades
Why similar: Tower Defense 51.2%, Idler 36.3%, Pixel Graphics 6.1%, Strategy 5.6%, Singleplayer 0.8%
You're the Laziest Evil Lord ever—too lazy to fight, yet destined to rule the world. Send minions (automatically), upgrade them with gold and treasures, and conquer 1,000 areas without leaving the throne. Evil has never been this effortless.
Why similar: Tower Defense 49.8%, Idler 37.4%, 2D 6.4%, Casual 5.5%, Singleplayer 0.8%
Protect the peaceful sleep of Your Meowness in this ever-growing incremental tower defense. Place defenders, build your own path, unlock new skills and units, infinitely upgrade EVERYTHING and optimize your strategy.
Why similar: Tower Defense 35.5%, Idler 22.5%, Automation 18.9%, Relaxing 6.5%, Combat 5%
The goblin is determined to challenge the princesses! Reborn and reincarnated in an endless labyrinth, all to redeem his past shame. So, what kind of adventure awaits the goblin? Will it be absurdly comical or fraught with hardships? The answers await your discovery!
Why similar: Idler 50.3%, Automation 18.7%, Relaxing 14.4%, Pixel Graphics 10.3%, Casual 5%
Modo Defense is a strategy tower defense game. Spin yut, similar to dice, to obtain various resources and summon or strengthen towers. You can customize your tower however you like. Specialize in multi-attack or strong one-by-one! And we have to stop the demons coming in. How far can you stop it?
Why similar: Tower Defense 68.1%, Pixel Graphics 10.9%, Strategy 10.1%, 2D 8.8%, Singleplayer 2%
Pullstation is an incremental tower defence about saving your space station from the ever-growing horde of UNKNOWN origin.
Why similar: Tower Defense 52%, Idler 39.2%, Casual 5.9%, Strategy 2.8%
Incremental tower defense with chaos on the screen! Destroy enemies or gather resources, upgrade your skills, and expand your range. Choose your strategy: grow your economy, strengthen your defenses, or boost your click efficiency!
Why similar: Tower Defense 51.4%, Idler 30.5%, Strategy 6.7%, Combat 5.7%, 2D 3.1%
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 37.8%, Idler 27.8%, Automation 15.9%, Combat 5.6%, Relaxing 5.4%
An idler about collecting energy. Automate the collection process, manage your resources by transferring them between fields and buy awesome upgrades. For what? To get more energy!
Why similar: Idler 48.1%, Automation 31.9%, Pixel Graphics 11.9%, 2D 3.7%, Casual 3.5%
Every time you think you understand it, it unlocks something else, adding new layers, mechanics, and ways to grow.
Why similar: Tower Defense 42.5%, Idler 36.8%, Pixel Graphics 5.8%, Strategy 5.7%, 2D 5.5%
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: Idler 44.6%, Tower Defense 44.3%, 2D 6.1%, Casual 4.1%, Singleplayer 0.9%
An idle strategy RPG inspired by xianxia. Rise from Qi Refining to Sage, recruit heroes, master divine arts, forge gear, and conquer secret realms and endless waves. Rebirth for permanent bonuses and push your power beyond every limit.
Why similar: Tower Defense 45.6%, Idler 31.4%, Pixel Graphics 7.4%, Casual 5.4%, 2D 4.8%
Pencil Case TD is a tower defense game with pencil cases and stationery as the theme. Players need to use different stationery to guard their scores to get promoted.
Why similar: Tower Defense 63.4%, Pixel Graphics 13.7%, Relaxing 11.9%, 2D 4.7%, Casual 4.2%
In this idle castle defense game, recruit over 40 unique heroes, freely build powerful formations, and fend off wave after wave of enemies! Progress even while idling, and enjoy the fun of growth with ease.
Why similar: Tower Defense 46.8%, Idler 31.7%, Pixel Graphics 6.4%, Strategy 4.9%, Combat 3.9%
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 51.5%, Idler 28.9%, Strategy 7.7%, Relaxing 7.1%, Casual 4.1%
Protect your base from attack of thousands of aquatic creatures in this Idle tower defense. Earn credits by destroying enemies and spend your credits to upgrade your base with an array of weapons and defenses. Battle varied enemy types across diverse biomes.
Why similar: Tower Defense 53.1%, Idler 39.4%, Casual 6.2%, Singleplayer 1.3%
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 41.5%, Idler 35.1%, Relaxing 9.6%, Strategy 5.9%, 2D 4.7%
Do you have what it takes to manage your coins to strategically place and upgrade pegs to defend against the falling balls.
Why similar: Tower Defense 50.4%, Idler 33.8%, Strategy 6.8%, Pixel Graphics 3.6%, Casual 3%
Combine, automate and upgrade programs to amass a fortune! Infiniclick is a relaxing (or not, it's up to you) incremental game in which your goal is to pay an unfair debt with Fun Corp.
Why similar: Tower Defense 40.9%, Idler 32.4%, Automation 11.5%, Relaxing 5.2%, 2D 5.1%
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 43.7%, Idler 35%, Relaxing 7.5%, Combat 5.9%, Strategy 2.9%
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 57.1%, Idler 23.6%, Strategy 8.7%, Casual 4.8%, 2D 4%
Another Dungeon is a Tower Defense in which you must save your fortress from the Ancient Evil!
Why similar: Tower Defense 51%, Idler 36.4%, Combat 6.1%, Casual 5.5%, Singleplayer 0.9%
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 47.5%, Idler 29.6%, Relaxing 6.9%, Strategy 6.1%, Pixel Graphics 5.2%
Experience a first-person tower defense: stand beside a self-firing tower, earn Gold to upgrade Attack, Defense, and Support stats, and survive waves of Fire Piglets and more. Enjoy vibrant visuals and engaging gameplay.
Why similar: Tower Defense 48.7%, Idler 34%, Strategy 9.1%, Combat 6.3%, Casual 1.1%
Mashinomat is being rebuilt from the ground up new gameplay, new setting, new direction. This page is a placeholder while I rebuild Mashinomat.
Why similar: Idler 47.7%, Automation 24.2%, Relaxing 15.3%, 2D 7.6%, Casual 3.6%
A wild mix of action and classic Tower Defense formula. Plan your defenses and dive directly into battle.
Why similar: Tower Defense 72%, Pixel Graphics 10%, Strategy 7.3%, Combat 5.1%, 2D 4.3%
Get ready to DEFEND THE WORLD! The biggest sequel in tower defense history is finally here: Fieldrunners 2 has arrived! From Subatomic Studios, creators of the award winning classic strategy game comes an all new adventure that was years in the making.
Why similar: Tower Defense 90.7%, Strategy 6.2%, Casual 3.1%
Swarmex is a casual pixel-art tower defense game where you build and upgrade a modular space base. Place turrets, mine resources with automated miners, and optimise adjacency bonuses as your defences run on their own. Play in short, satisfying sessions.
Why similar: Tower Defense 40.7%, Idler 25.9%, Automation 12.3%, Strategy 6.7%, Pixel Graphics 6.3%
A short relaxing incremental game disguised as a tower defense, but enemies can’t reach your walls. Thanks to lava.
Why similar: Idler 38.4%, Tower Defense 33.1%, Relaxing 8.5%, Strategy 6.9%, Pixel Graphics 4.9%
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 39.1%, Idler 33%, Automation 9.3%, Pixel Graphics 9.1%, 2D 5.7%
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 38.8%, Idler 37.4%, Automation 12.1%, 2D 5.1%, Strategy 3.2%
A hybrid card game and tower defence where the hands you play become the towers you build. Defeat the enemies approaching the bear's den and find modifiers that support the elements of your defensive strategy.
Why similar: Tower Defense 97.2%, Strategy 2.5%, Singleplayer 0.3%
Fieldrunners is now available on Steam! Download it now to play the hit tower defense game critics and fans have been raving about. Descend into the world of Fieldrunners, the most anticipated and visually stunning game in tower defense history!
Why similar: Tower Defense 89.2%, Strategy 7%, Casual 3.8%
Evil Defenders is a fun, frenetic defense game: build and upgrade your towers, сast spells to repel enemy forces, use special landmarks and defend the Lands of Evil from invaders! Feel free to play the game in many different ways through unique tower upgrades, a deep skill tree and 100 in-game achievements.
Why similar: Tower Defense 87.9%, Strategy 8.1%, Casual 3.9%
Factoridling is an idle game about buying and upgrading Factories.
Why similar: Idler 48.5%, Automation 29.3%, Pixel Graphics 13.7%, Casual 7%, Singleplayer 1.5%
Defense Technica is the next evolution in hardcore tower defense strategy games. Protect the core from an onslaught of unrelenting biomechanical terrors with a powerful range of tower defense units – each with their own upgradable features and methods of attacks.
Why similar: Tower Defense 93.6%, Strategy 6.4%
Idle Spin&Win combines strategic tower defense, satisfying idle progression, and thrilling luck-based mechanics. Build an impenetrable fortress, unlock devastating abilities, and spin the wheel of fortune to supercharge your defenses against endless enemy waves!
Why similar: Tower Defense 49.6%, Idler 36.9%, 2D 6%, Strategy 4.9%, Singleplayer 1.4%
An epic, challenging tower defense game with an emphasis on strategy and replayability. Summon gems of immense magical potency and harness their unique abilities against a seemingly endless horde of monsters. The archdemon seeks to swallow the world, and you must journey to stand against her.
Why similar: Tower Defense 90.2%, Strategy 6.7%, 2D 1.7%, Singleplayer 1.3%
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 47.5%, Idler 41.5%, Strategy 4.2%, Combat 3.5%, 2D 2.7%
Slime Slammer is an idle PvZ-like tower defense game that sits at the bottom of your screen!
Why similar: Tower Defense 46%, Idler 34%, Relaxing 6.4%, Strategy 6.2%, 2D 4%
Refence is a roguelite based idle defense game, where you can choose heroes and their traits, upgrade your castle, and manage resources to fend off enemies from the Demon Realm who are trying to attack your castle.
Why similar: Tower Defense 35.6%, Idler 29.4%, Relaxing 9%, Pixel Graphics 7.7%, Combat 6.3%
An incremental idler about recursively creating several famous fractals, managing your workers, and balancing multiple production lines to prevail against the exponential growth inherent in the mathematics of fractals.
Why similar: Idler 42.2%, Automation 25.3%, Relaxing 11.3%, Strategy 6.7%, Pixel Graphics 5.3%
My Tiny Grocery Store is an idle shopping simulator located in the bottom right corner of your screen that allows you to manage your store while also completing other tasks! Design your store, arrange your shelves, and enjoy earning money.
Why similar: Idler 40.9%, Automation 26.3%, Pixel Graphics 10.5%, Relaxing 10.2%, Strategy 5.1%
The biggest installment of the award winning Sentinel sci-fi tower defense series now on PC!Take the fight to the alien homeworld and unleash a massive arsenal of weaponry. Get up close and personal on the battlefield in your power armor to execute devastating attacks and support your defenses! * An epic campaign across 20 levels.
Why similar: Tower Defense 93.1%, Strategy 6.9%
The Covenant Tower is an incremental tower defense game where you build your tower higher during the day, defend it with archers and catapults at night, and prevent world-ending catastrophes by fulfilling an ancient prophecy. Strategic. Satisfying. Surprisingly addictive...
Why similar: Tower Defense 37.7%, Idler 36.7%, Automation 16.3%, Pixel Graphics 4%, 2D 2.9%
Our game is a basic tower defense game where monsters are coming in through a portal are trying to destroy your tower! The only way to stop them is to send out your units, level up your tower and try to outwit them!
Why similar: Tower Defense 67.6%, Pixel Graphics 12.7%, Strategy 10.4%, 2D 7%, Singleplayer 2.3%
Stratside is a Puzzle Defense game where you save planets from a gravity-changing enemy! Place gadgets to attack the intruder! Combine your resources strategically to defeat the enemy before he reaches his goal! DON'T let him press the red button! This game is like the opposite of Lemmings!
Why similar: Tower Defense 97.3%, Relaxing 2.1%, Casual 0.5%
Mechs V Kaijus is an addictive hardcore tower defense gameplay. In Mechs V Kaijus you take on the role of Commander of a powerful Mechs squadron. Improve your Mech, strategically place towers and factories on the battlefield. Deploy support units on the battlefield, and save our civilization.
Why similar: Tower Defense 88.3%, Pixel Graphics 6.5%, Strategy 4.5%, Singleplayer 0.7%