
Build, expand, and defend a finite grid while dynamically reshaping enemy paths. Every decision matters as escalating Colossus waves push your defenses to the limit. How long can you remain OnGrid()?
60+ similar titles based on shared tags and player behavior. Themes include Strategy, Tower Defense, Real Time Tactics, Singleplayer.

Build, expand, and defend a finite grid while dynamically reshaping enemy paths. Every decision matters as escalating Colossus waves push your defenses to the limit. How long can you remain OnGrid()?

Radical Tower Defense
In Radical Tower Defense, harness shifting core chips to forge a unique steel defense. Each choice reshapes your combat style. Unlock architectures, explore chip synergies, ignite tactical reactions. Don’t just defend—become a blade to break formations, strike the heartland, crush the enemy lair!

Rainbow Tower Defense
You do not attack with towers. You must defend against enemies using the 'lines' that connect them. Endless strategic possibilities through the placement of towers in the right colors and the combination of lines with the perfect functions! The most classic yet entirely new tower defense.
In Radical Tower Defense, harness shifting core chips to forge a unique steel defense. Each choice reshapes your combat style. Unlock architectures, explore chip synergies, ignite tactical reactions. Don’t just defend—become a blade to break formations, strike the heartland, crush the enemy lair!
Why similar: Tower Defense 34.6%, Real Time Tactics 25.8%, Strategy 22.6%, Resource Management 9.4%, Top-Down 6.6%
You do not attack with towers. You must defend against enemies using the 'lines' that connect them. Endless strategic possibilities through the placement of towers in the right colors and the combination of lines with the perfect functions! The most classic yet entirely new tower defense.
Why similar: Real Time Tactics 32.9%, Tower Defense 30.5%, Strategy 20.4%, Top-Down 9.5%, Resource Management 6%
数以亿计的妖怪遍布整个世界各地。人类需要一个英雄要去弄明白妖怪的来源。去打败妖怪。为人类生存而努力下去。
Why similar: Tower Defense 35.8%, Strategy 30.9%, Real Time Tactics 30.7%, Indie 1.3%, Singleplayer 1.3%
Where the player will have to defend the location by placing towers and withstand waves of attacking enemies. In this 3D game, you will find yourself facing the task of repelling hordes of skeletons and monsters.
Why similar: Real Time Tactics 36.9%, Tower Defense 34.1%, Strategy 15.6%, Top-Down 10.5%, Indie 2.1%
Save the Dungeon! Is a tower defense game from the perspective of the villain. Upgrade your minions to hold back the relentless hordes of heroes.
Why similar: Tower Defense 33.2%, Real Time Tactics 28.7%, Strategy 26.4%, Top-Down 9.1%, Singleplayer 1.4%
Hyperscaling, fusions, strategies, synergies and more. A gothic style casual game with a tactic gameplay progressing to an ultimate battle of thousands of monsters.
Why similar: Tower Defense 36.1%, Real Time Tactics 23.7%, Strategy 20.8%, Top-Down 12.8%, Resource Management 5.7%
Bad coffee. Boredom. And now—war. Southern forces have invaded the North in a dangerously curious conflict. Use your wits in Lore of Terra, a handcrafted tower defense game with charm, chaos, quirky characters, 9 continents, and 80+ unique allies and foes.
Why similar: Tower Defense 33.3%, Real Time Tactics 28.9%, Strategy 27.5%, Resource Management 8.5%, Indie 1%
The world was filled with darkness. Gather supplies and people, build a wall, and defend yourself against the emissaries of the underworld! 2Week:DeathWorld is a side-scrolling strategy game drawn in dots.
Why similar: Tower Defense 36.7%, Real Time Tactics 30.8%, Strategy 30.1%, Indie 1.3%, Singleplayer 1.1%
A dark medieval tower defense. Build walls, arrow towers, bombards, and a castle against 13 escalating enemy types across 8 maps. Adaptive music and economy reshape every run. 4 difficulty modes, 24 Steam achievements, cloud saves, first-class controller support.
Why similar: Real Time Tactics 38%, Tower Defense 34.9%, Strategy 25%, Indie 1.2%, Singleplayer 0.9%
Zero Zone 2020 is a classic Tower defense game where you will need to defend a home base from swarms of enemies
Why similar: Tower Defense 50.3%, Strategy 24.9%, Real Time Tactics 24.7%
Create strategies, evolve and defende the castle!
Why similar: Tower Defense 32.9%, Real Time Tactics 26.7%, Strategy 25.9%, Top-Down 8.1%, Resource Management 5.9%
This is a tower defense game where you use four dice to build a turret. The rolls of the dice are the ability value of "number of shots", "time reload", "damage(& range)" and "magazine". Try your best to clear all 40 stages, which are getting more and more difficult!
Why similar: Tower Defense 42.5%, Real Time Tactics 28.7%, Strategy 26.4%, Indie 1.3%, Singleplayer 1.1%
WAIFU STAHP: Kekkon Kiken (結婚危険) is a non-violent tower defense game where you distract and dusgust waifus so they don't meet and inevitably marry your friend. Utilize over 100 defenses to distract & disgust waifus until they lose interest in marriage so you can keep hanging out with your best bud.
Why similar: Tower Defense 33.2%, Real Time Tactics 28.9%, Strategy 26.6%, Top-Down 10.5%, Singleplayer 0.8%
Immerse yourself in a fabulous atmosphere in Emberrush! You have to fight off waves of enemies that are heading towards your settlement.
Why similar: Tower Defense 35.3%, Strategy 31.9%, Real Time Tactics 30.2%, Indie 1.4%, Singleplayer 1.2%
Chrono Crystal is a tower defense game. Spanning across 5 major regions with the Prince and facing numerous challenges, an unprecedented great war is about to break out. Build your towers, upgrade your heroes, and defend your crystal against waves of enemies—until the countdown timer runs out!
Why similar: Tower Defense 39.5%, Strategy 31%, Real Time Tactics 27.1%, Indie 1.3%, Singleplayer 1.1%
Demon Invasion: Endless is a tower defense game with endless challenges and tons of talent to explore. You will need to plan your tactics and build defensive towers to repel endless demons. Keep challenging and gaining resources to build your unique talent tree.
Why similar: Tower Defense 35.9%, Strategy 32.1%, Real Time Tactics 30.9%, Singleplayer 1%
Enjoy freedom of movement in full 3D with no fixed paths in this tower defense and RTS hybrid. Your units are your towers and you can build fences anywhere. Set your units' behavior to create a perfect team of defenders. Two leader boards let you play forever!
Why similar: Tower Defense 36.9%, Real Time Tactics 32%, Strategy 30%, Singleplayer 1.1%
The task is very simple - do not let the enemy forces pass on the way to your base. Enemies move along a marked path while you place defense towers along the path.
Why similar: Tower Defense 36.4%, Real Time Tactics 31.2%, Strategy 29.9%, Indie 1.4%, Singleplayer 1.1%
Defend against the oncoming ice army! Summon spirits with Shugu's magical wand to repel enemies before they reach your defense line. Use only the left mouse button to control. Feel free to share your gameplay on any social media or video platform.
Why similar: Tower Defense 36.7%, Real Time Tactics 31.7%, Strategy 30.6%, Singleplayer 1%
TINAD is a unique tower defense game where you defend your retirement home from overeager heroes. Play as the dungeon itself. Deploy traps, summon minions, and prove you’re just trying to enjoy your golden years in peace against heroes who can’t read the sign and assume every dungeon is evil.
Why similar: Tower Defense 33.4%, Real Time Tactics 23.8%, Strategy 17.9%, Top-Down 11.7%, Resource Management 10.9%
Defend the clearance shelf. When the lights go out, the seasonal war begins. Lead your unsold Easter stock against waves of full-price enemies — before morning reveals the secret.
Why similar: Tower Defense 44.8%, Strategy 38.7%, Top-Down 14.9%, Singleplayer 1.7%
Build towers anywhere in this tower defense game to damage and block incoming waves of evil enemies. Surprisingly, those enemies look like yourself. Discover why, and the source of the Shaman power.
Why similar: Tower Defense 36.7%, Real Time Tactics 31.7%, Strategy 30.6%, Singleplayer 1%
Co-op and Single player Tower Defense genre.
Why similar: Tower Defense 41.6%, Real Time Tactics 35.8%, Strategy 22.3%, Indie 0.2%
The void will never stop, it's up to you to contain it in a tower defense game.
Why similar: Tower Defense 36.7%, Real Time Tactics 31.7%, Strategy 30.6%, Singleplayer 0.9%
Dead TD is a tower defense game that was inspired by the old school original maps from WC3. It features a wide range of towers that upgrade into more powerful types and features a range of different abilities that can be used to create the ultimate defense.
Why similar: Tower Defense 51.1%, Strategy 33%, Top-Down 14.3%, Singleplayer 1.6%
Asteria is under siege! Take up arms as the commander and find the perfect strategy in this hero filled tower defense game. Will you become a Defender of Asteria or fall short?
Why similar: Tower Defense 49%, Strategy 32.4%, Top-Down 15.5%, Singleplayer 1.6%, Indie 1.6%
Defend your neighborhood from zombies, build archer, sniper, bomber or electric towers, as the case may be. Strategically place your units, enemies have different abilities, such as agility, shield and amount of life. Each enemy eliminated will give you resources to improve your towers.
Why similar: Tower Defense 37.1%, Real Time Tactics 31.2%, Strategy 30.6%, Singleplayer 1%
Take control of a squadron of epic summons in this unique take on dungeon crawling!
Why similar: Strategy 36.5%, Tower Defense 33.5%, Real Time Tactics 25.2%, Indie 4.9%
Command humanity’s last defenses in a cinematic sci-fi tower defense game. Build tactical towers, upgrade your arsenal, deploy soldiers, and survive waves of hostile AI forces led by VAELRA.
Why similar: Real Time Tactics 31.7%, Tower Defense 30.4%, Strategy 19.9%, Top-Down 8.7%, Artificial Intelligence 8.5%
Royal Wars: Farm TD is a tower-defense game with strategy, luck, resourcemanagement and quick-thinking mechanics. Protect your base with Towersto defeat enemies in your path before they destroy it.
Why similar: Tower Defense 28.2%, Real Time Tactics 27.2%, Artificial Intelligence 22.6%, Strategy 12.2%, Top-Down 7.5%
Space Nature Attack TD is a tower defense where you can level up and customize tower stats and elements to your liking! Fend off various types of alien creatures across many different sci-fi planet themed maps, biomes, and difficulties!
Why similar: Tower Defense 41.4%, Strategy 26.5%, Real Time Tactics 17%, Top-Down 12.5%, Singleplayer 1.4%
Tower defense adventure where you recruit heroes and use them to take down the corruption.
Why similar: Real Time Tactics 35.2%, Tower Defense 32.9%, Strategy 21.6%, Top-Down 8.6%, Indie 1%
The planet of Fantasya is in crisis from Planet Eater. Let's save the planet Fantasya by dispatching a commando from the planet Ndev, a planetary protection agency. Character defense using cute SD characters, choose the skills the characters have to your liking and unfold various tactics.
Why similar: Tower Defense 36.8%, Real Time Tactics 31.8%, Strategy 29.1%, Indie 1.3%, Singleplayer 0.9%
Classic tower defense game where you upgrade your towers. Get proficient in fighting specific mobs and make your heroes stronger.
Why similar: Real Time Tactics 35%, Tower Defense 32.6%, Strategy 21.5%, Top-Down 10.3%, Singleplayer 0.6%
Wrench Towers is a tower defense game inspired by the golden age of Flash games, with a modern take on gameplay and pixel art.
Why similar: Tower Defense 37.4%, Real Time Tactics 29%, Strategy 20.3%, Top-Down 8.4%, Resource Management 4.5%
3D Real-time strategy attack enemy defense with upgradable summoned units. You play as Spirit Summoner to destroy modern human sophisticated defenses of a small city. Devise a masterful strategy that utilizes your summoned creatures to their fullest potential and breach their fortifications.
Why similar: Real Time Tactics 35.7%, Tower Defense 26.8%, Strategy 24%, Top-Down 11.7%, Indie 1.4%
This thrilling real-time strategy tower defense game immerses you in a three-dimensional world, where every decision matters and every action impacts the outcome of the battle. Get ready for epic battles and become the hero of the kingdom!
Why similar: Real Time Tactics 37.8%, Tower Defense 35.3%, Strategy 15%, Top-Down 9.1%, Indie 2%
Heroic Assault is a reverse tower defense game where you prepare your army to go through the infested lands of defenses. Choose your units wisely depending on the layout of the defenses and equip them with unique abilities.
Why similar: Tower Defense 35.4%, Strategy 28.7%, Real Time Tactics 19.6%, Top-Down 15.2%, Singleplayer 1.1%
HEX Defense is a tower-based strategy game set in a hexagonal world where you have to fight enemy forces by combining simple blocks into complex tower patterns.
Why similar: Tower Defense 31.8%, Real Time Tactics 25.9%, Strategy 24.9%, Top-Down 10.2%, Resource Management 6.4%
Solder diodes, capacitors and other electronic components to defend your motherboard from waves of evil viruses!
Why similar: Tower Defense 46%, Strategy 29.9%, Real Time Tactics 20.2%, Indie 2.1%, Singleplayer 1.8%
Play as Gregg. Gather, build and destroy your slimy enemies in this thrilling pixel art tower defence!
Why similar: Tower Defense 33.6%, Real Time Tactics 27.1%, Strategy 25.5%, Top-Down 8.5%, Resource Management 4.8%
自分の城を守りつつ、モンスターを出撃させて、敵の城を攻めよう! モンスターの進むルートを指定できたり、壁を掘って地形を変えたりして自分自身の戦い方でステージを攻略できます。 モンスターは進んだルートの形に応じてスキルが発動します。 ルートの組み方を工夫することで、スキルを多く発動させたり、最短ルートを指示して敵の城へ素早く攻撃を仕掛けることもできます。 ルートのとり方によって戦略は無限大! モンスターのレベルアップ、世界観がわかるストーリーの収集、キャラクターやロボットのこぼれ話、隠しキャラクターなどやりこみ要素が満載! 登場キャラクターは12種類、収録曲は16曲以上!
Why similar: Tower Defense 37%, Real Time Tactics 32.2%, Strategy 29.9%, Singleplayer 0.9%
Defend your server's port 8080 against corporate cyber threats! A tower defense game where you manage CPU and RAM resources while deploying IT professionals to stop malware, hackers, and system failures in this tech-themed strategic challenge.
Why similar: Real Time Tactics 38.4%, Tower Defense 35.4%, Strategy 25.3%, Singleplayer 0.9%
A Tower Defense game made in the best tradition with 35 unique towers, 70 upgrades and 8 biomes. A 20 level campaign and 2 challenge levels for now, with more to come! Made by an indie developper.
Why similar: Strategy 51.1%, Tower Defense 44.8%, Indie 2.2%, Singleplayer 1.9%
A new charm of traditional tower defense.Hordes of unknown aliens have descended upon Earth. On dynamic scene maps, you need cleverly build defense towers to construct their path of advance, combine with controllable targeting strategies, and stop the aliens' assault.
Why similar: Tower Defense 47.1%, Strategy 21.3%, Real Time Tactics 20.2%, Top-Down 8.1%, Indie 2.5%
Defeat hordes of imps in the very first Tower Defence game about the order of monks! All this to defend humankind from hordes of demons!
Why similar: Tower Defense 59.1%, Strategy 40.9%
Design a tower maze and test your strategy against unique bosses and waves of enemies. TD Classic gives you complete control over not just the pathing of enemies through your tower placement but also the targeting behavior of your towers.
Why similar: Tower Defense 47%, Strategy 30.7%, Real Time Tactics 19.1%, Singleplayer 1.9%, Indie 1.4%
Players resist enemy invasion by building production bases, constructing conveyor belts, upgrading carriers, and strengthening weapons.
Why similar: Tower Defense 36%, Strategy 28.9%, Real Time Tactics 26.5%, Resource Management 6.7%, Indie 1.1%
Lord of Empires is a strategy game whose essence is to control the troops that you can send to capture the enemy.
Why similar: Tower Defense 39.7%, Real Time Tactics 32.4%, Strategy 26.4%, Singleplayer 1.5%
This is a game that combines "maidens + strategy + tower defense" genres. You are accidentally summoned to another world where you must protect the ritual to summon the princess, gather strength, fend off invasions from alien races, retrieve the princess, and return to your own world.
Why similar: Tower Defense 36.1%, Real Time Tactics 31.2%, Strategy 30.5%, Indie 1.2%, Singleplayer 1%
Immerse yourself in an epic yet whimsical journey to defend the crystals from hordes of enemies, each more broken-down than the next, with a whole arsenal of tricks! Fight on the plains, mountains, swamps, deserts and many others by adapting your strategy.
Why similar: Tower Defense 50.9%, Strategy 33.4%, Resource Management 13.7%, Singleplayer 2%
Immerse in this cyberpunk fun strategic tower defence, with multitudes of strategic diversity, while encountering boss fight, and fighting for you glory to cubic perfection.
Why similar: Tower Defense 37.2%, Real Time Tactics 29.2%, Strategy 23.1%, Top-Down 8.7%, Indie 1.2%
Build and upgrade towers with unique abilities to stop waves of enemies. With the advanced augment system, every 3 rounds you can boost your defenses and create strategies that fit your playstyle.
Why similar: Tower Defense 39.5%, Strategy 31.4%, Real Time Tactics 15.5%, Top-Down 12.5%, Singleplayer 1%
The cubes have lost their minds and become a force of chaos. Can you restore their consciousness? Build your towers, strategize, and defend the light of free thought!
Why similar: Real Time Tactics 38.1%, Tower Defense 35.8%, Strategy 24.5%, Indie 1%, Singleplayer 0.5%
Layered Loop is a minimalist tower defense game built on stacking & evolution. Towers auto-level to boost damage/production, evolve via devouring key structures for new abilities or stat boosts. Stack towers with full effects retained, unlock global buffs at 5 layers.
Why similar: Tower Defense 48.7%, Strategy 22%, Real Time Tactics 15.7%, Resource Management 8.1%, Top-Down 5%
M.A.C.E. Tower Defense 2, a classic tower defense game with unique towers and enemies
Why similar: Tower Defense 37.1%, Real Time Tactics 32.2%, Strategy 30%, Singleplayer 0.7%
A classic Tower Defense game with minor offensive tactics.
Why similar: Tower Defense 35%, Real Time Tactics 30.5%, Strategy 27.8%, Resource Management 6.1%, Singleplayer 0.7%
Stunning detail of levels, in-depth gameplay, finely tuned balance of all levels and turrets. During the game you will hold your defense with your turrets against the massive hordes of enemies.
Why similar: Tower Defense 62.6%, Strategy 33.6%, Indie 3.8%
Collect your favorite characters, nurture them, and have fun just watching in this hololive fan game! It's a 2D tower defense game that offers depth for dedicated players, strategic elements, and easy enjoyment for casual players.
Why similar: Tower Defense 39%, Real Time Tactics 30.2%, Strategy 28.6%, Indie 1.3%, Singleplayer 0.9%
Build by day. Survive by night. A focused medieval tower defense where every decision is permanent.
Why similar: Tower Defense 37%, Strategy 23.1%, Real Time Tactics 21.2%, Resource Management 11.1%, Top-Down 6.9%