
Enemies have landed on your planet and brought a Big Bomb with them, which they intend to use to destroy your planet. Your task is to stop them!
60+ similar titles based on shared tags and player behavior. Themes include Tower Defense, Strategy, Indie, Singleplayer.

Enemies have landed on your planet and brought a Big Bomb with them, which they intend to use to destroy your planet. Your task is to stop them!

童话塔防 Fairy Tale Tower Defense
Fairy Tale Tower Defense is a 3D cartoon style tower defense game

Harvest: Massive Encounter
Harvest: Massive Encounter is an award-winning real-time strategy game with battles of epic proportions and a unique style of resource management and exploration. Build power plants, mineral harvesters and defense towers and make sure they have sufficient energy to fend off endless hordes of evil aliens.
Fairy Tale Tower Defense is a 3D cartoon style tower defense game
Why similar: Tower Defense 44.3%, 3D Platformer 20.7%, 3D Vision 20.1% ★, Strategy 13.9%, Singleplayer 1%
Harvest: Massive Encounter is an award-winning real-time strategy game with battles of epic proportions and a unique style of resource management and exploration. Build power plants, mineral harvesters and defense towers and make sure they have sufficient energy to fend off endless hordes of evil aliens.
Why similar: Tower Defense 65.1%, Strategy 25.4%, Sci-fi 7.8%, Singleplayer 1.7%
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 76.4%, Strategy 13.6%, Sci-fi 8.1%, Singleplayer 1.9%
Sci-fi tower defense where you create your own maze, manage drones and power levels, and harvest for resources. Upgrade your turrets, buildings and ground units. Upgrade and buy new vehicles and motherships.
Why similar: Tower Defense 58.1%, Strategy 21.5%, Sci-fi 16.7%, Singleplayer 3.6%
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 78.5%, Strategy 16.7%, Sci-fi 4.8%
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 67.9%, Strategy 32.1%
Defend the solar system from fearsome aliens by sending satellites into orbit in revolutionary tower defense action!
Why similar: Tower Defense 76.4%, Strategy 16.2%, Sci-fi 7.4%
An AI menace is headed to your motherboard! CAN YOU SURVIVE?! A short tower defense game, where you strategically place unique towers on a grid to stop relentless waves of enemies. Survive as long as possible, & climb leaderboards.
Why similar: Tower Defense 77.3%, Sci-fi 16.3%, Strategy 5.8%, Singleplayer 0.6%
Anomaly Defenders is the closing installment of the Anomaly series. The original incarnation of the Tower Offense sub-genre had players controlling humans fighting alien invaders. Now, the tables have turned. The human counterattack is underway and the alien homeworld is under threat.
Why similar: Tower Defense 69.7%, Strategy 26%, Sci-fi 4.4%
Stunning detail of levels, in-depth gameplay, finely tuned balance of all levels and turrets. The new, engaging levels are even more stunning and impressive.
Why similar: Tower Defense 77.3%, Strategy 22.7%
iBomber Defense combines classic tower defense gameplay with intense action and strategy. Keep enemies at bay all over the world using a variety of weapons and tactics, from rattling Machine guns, explosive cannons and awesome anti-aircraft artillery!
Why similar: Tower Defense 74.7%, Strategy 25.3%
Build your towers of paper before they get out of the box and make a big mess in the room. Manage the turrets, upgrade and be careful where you put them... every decision can be fatal! Watch out for the air units, they have a different route!
Why similar: Tower Defense 74.7%, Strategy 25.3%
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 73.2%, Strategy 26.8%
Rush for Glory is featuring challenging and rewarding Tower Defense battles, in which players are defending their base against an alien invasion. By strategically building towers and upgrading them, the player can keep his base safely and further progress through the extensive singleplayer campaign.
Why similar: Tower Defense 73.5%, Strategy 26.5%
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 83.4%, Strategy 16.6%
In Tower Defense 3D, the enemy may walk on the wall, and you can also build the tower on the wall, so you have to consider No longer just a plane, but the entire space.
Why similar: Tower Defense 58.7%, 3D Platformer 22.2%, Strategy 17.2%, Singleplayer 1.9%
The ultimate mash-up of Real-time Strategy and Tower Defense!
Why similar: Tower Defense 71.9%, Strategy 17.9%, Sci-fi 8.6%, Singleplayer 1.6%
Lead an armored squad through the perils of this reversed tower defense action-strategy game!
Why similar: Tower Defense 52%, Strategy 34.3%, Sci-fi 11.4%, Singleplayer 2.3%
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: Tower Defense 54.3%, Strategy 42.4%, Singleplayer 3.4%
Defense Task Force Featuring Large Scale Procedurally Generated Tower Defense Battles with FPS Quality Visuals and Infinite Waves. 10 tower types, with different attacks , 3 levels plus boosts. 25 Enemy alien species: Regulars, Swarmers, Racers, Cloakers, Healers, Boss Units and Spawners.
Why similar: Tower Defense 63.9%, Strategy 23.9%, Sci-fi 12.2%
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 80.5%, Strategy 17.4%, Singleplayer 2.1%
Just Updated! Version 1.1 now has 6 New online Mayhem levels, Character Customization, 35 Defense levels, 25 Skirmish levels, and more!
Why similar: Tower Defense 73.9%, Strategy 24.5%, Singleplayer 1.6%
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 78.9%, Strategy 21.1%
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 83.5%, Strategy 16.5%
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 67.6%, Strategy 28.9%, Singleplayer 3.5%
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 81.6%, Strategy 18.4%
Want a tactical and strategic tower defense challenge that's packed with options and upgrades? Take command of the dropship Sentinel and do battle across a vibrant sci-fi world.
Why similar: Tower Defense 46.8%, Strategy 34.8%, Sci-fi 18.4%
Anomaly 2 is a sequel to the critically acclaimed Anomaly Warzone Earth. Maintaining the core elements of the original, Anomaly 2 adds plenty of new features: unit morphing, over million tactical combinations, post-apo world and tower defense vs tower offense multiplayer mode.
Why similar: Tower Defense 55.7%, Strategy 33.3%, Sci-fi 9.3%, Singleplayer 1.7%
Selknam Defense is more than an exceptional strategy game. It’s a gateway to the past that puts a nation’s destiny into your control. Do you have the skills to alter history and save the Selknam?
Why similar: Tower Defense 71.6%, Strategy 28.4%
Crumbled World is a tower defense game where you're tasked to create a maze of defensive structures with the purpose to defend the world crystal. The world crystal is what keeps the world from further collapsing into darkness and without it no hope exists.
Why similar: Tower Defense 67.7%, Strategy 32.3%
Tikiman the Forest Defender is in trouble. Hordes of monsters are sweeping through his realm, hoping to chow down on his offspring – and it’s up to you to defend them. By placing weapon towers at strategic points around the landscape, you can destroy the invaders and save the little ones.
Why similar: Tower Defense 79.8%, Strategy 19.3%, Singleplayer 0.9%
Fantasy Tower Defense is a challenging, fast-paced, and strategic Tower Defense game where you frantically build towers, cast spells, and upgrade to stop monsters from reaching your castle.
Why similar: Tower Defense 61.3%, Strategy 35.3%, Singleplayer 3.4%
You are an archer tasked with defending a castle from invading monsters. Inside the castle, you can manage resources and harvest crops, gather experience points to level up, and learn new skills and abilities to face stronger enemies.
Why similar: Tower Defense 74.2%, Strategy 22.6%, Singleplayer 3.2%
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 67.3%, Strategy 29.6%, Singleplayer 3.1%
A tower defense strategy science fiction game, in the future era, when aliens invade the solar system, players need to build various turrets to resist alien attacks and guard the Milky Way and solar system.
Why similar: Tower Defense 51.1%, Strategy 22.2%, 3D Platformer 20%, Sci-fi 5.7%, Singleplayer 1.1%
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 71.8%, Strategy 18.7%, Sci-fi 8.5%, Singleplayer 1%
Creeper World 3 is what happens when cellular automata takes over a strategy simulation. Instead of discrete units that attack your base, a fluid-like substance spreads over the terraformable terrain. Your base, your weapons, your strategy... you must adapt them all.
Why similar: Tower Defense 76.3%, Strategy 15.6%, Sci-fi 6.5%, Singleplayer 1.7%
A tower defense game about about 10 guardians who protect crystals.Anyway, It's Simple!But it's a bit challenging!Defend the crystal from a large number of demons and become a legendary guardian!
Why similar: Tower Defense 68.1%, Strategy 28.8%, Singleplayer 3.1%
In this uniqueTower Defense you will travel through William’s mind in a colored and dreamlike universe.
Why similar: Tower Defense 75.4%, Strategy 24.6%
Become a dungeon lord to defend your dungeons with the deadliest of traps and insidious contraptions against greedy adventurers and wannabe heroes.
Why similar: Tower Defense 64.9%, Strategy 35.1%
Bots Rush is a unique mix of Tower Defense and logistic puzzle. You will find a set of interesting and complicated game levels, original enemies. Your task is simply to build a network of roads to deliver resources to factories and ammo to towers. Sounds easy, right? Lets check this out.
Why similar: Tower Defense 63.6%, Strategy 36.4%
This is a 3D PVE Tower Defense rouge game that supports teams of up to 4 people. You and your teammates can choose the right trap turret according to their own division of labor to deal with different scenarios, so as to resist the wave of insects.
Why similar: Tower Defense 46.5%, Strategy 24.6%, 3D Platformer 13.5%, Sci-fi 9.5%, Combat 4.6%
Exclusively brought to Steam for PC, Mac and Linux in Anomaly Bundle, Anomaly Korea is an expansion campaign to Anomaly Warzone Earth. The alien robots are back and this time they’ve got Korea in their sights. It’s your job to lead a squad into fierce fire-fights and fend off the alien invasion.
Why similar: Tower Defense 47.1%, Strategy 41.1%, Sci-fi 10.9%, Singleplayer 0.9%
Terrorhedron is the 3D, cooperative tower defense game for the PC. Unmatched challenge and complexity is introduced to the genre through 3 dimensional gameplay, micro-strategy through programmable turrets and 'edge of seat' gameplay is extended to multiplayer with up to 8 players online co-op.
Why similar: Tower Defense 83.8%, Strategy 16.2%
Cubemen 2 is a fast paced, action packed, original 3D Strategy game where you use your little Cubemen units to defend and attack enemies in a range of awesome game modes including CTF, Skirmish, Territory and more.
Why similar: Tower Defense 68.3%, Strategy 31.7%
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 60.8%, Strategy 35.9%, Singleplayer 3.3%
Ragnarök TD is a 2D top-down tower defense game created as a case study of Ninja Kiwi's Bloons TD 6 by the University of Michigan's WolverineSoft Studio. Follow the story of a small village in the North as they fend off the beasts of Ragnarök in this revamped Steam iteration of the original project.
Why similar: Tower Defense 61.3%, Strategy 34.9%, Singleplayer 3.8%
Aegis of Earth: Protonovus Assault is a frenetic and explosive new spin on action strategy gaming. Plan out and build up your defenses as hordes of hulking monstrosities bombard your heavily fortified city in an attempt to wipe you off the Earth for good!
Why similar: Tower Defense 60.6%, Strategy 39.4%
Find the best combinations of projectiles and components to create the ultimate weapon. Mutate and upgrade your components to create stronger weapons. Fight wave after wave of monsters to reach the top.
Why similar: Tower Defense 51.5%, Strategy 27.9%, Sci-fi 13.4%, Combat 5.8%, Singleplayer 1.4%
Ancient Planet is classic tower defense game. The stronghold of an ancient civilization has been invaded by hordes of alien raiders. Use powerful technologies of the Ancient and repel the attack of the enemy's armies!
Why similar: Tower Defense 83.4%, Strategy 16.6%
M.A.C.E. Tower Defense is a classic tower defense game with unique towers and enemies and an ingame shop system for getting better towers, upgrade existing towers and buy special items.
Why similar: Tower Defense 56.7%, Strategy 33.3%, Sci-fi 9.9%
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 92.5%, Strategy 6.9%, Singleplayer 0.5%
Get ready for modern battles! Defend your islands against evil invaders in jungles! Your team will consist of modern snipers, gunners, rockets, ice towers and other great things. A deep conflict has been brewing between you and the evil invaders. Fight to protect your freedom and liberty.
Why similar: Tower Defense 66.7%, Strategy 33.3%
Anomaly Warzone Earth Mobile Campaign continues Steam's Anomaly Warzone Earth in an extra 15-level campaign. Originally released on mobile devices, the campaign is brought to Steam for PC, Mac and Linux exclusively in Anomaly Bundle. AWE Mobile Campaign turns tower defense on its head.
Why similar: Tower Defense 46.3%, Strategy 41.8%, Sci-fi 10.5%, Singleplayer 1.4%
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 66.8%, Strategy 30.1%, Singleplayer 3.1%
Wave after wave of enemy shapes are looking to break through your defenses and ravage the land of Language. Build your defenses, all made of ASCII characters, to repel the invaders!
Why similar: Tower Defense 69%, Strategy 27.8%, Singleplayer 3.2%