37 Simulation · Tower Defense games your group can play together online, including Keep Her Safe, Stronghold Crusader: Definitive Edition, and The Front.
When humanity fell, chickens took over. In this multi-perspective survival shooter, play as Earth's new ruler—a chicken! Scavenge loot, fortify base defenses, hold off zombie hordes, and launch the rocket. Ahem... or just throw a wasteland party for the survivor lady!
87%87% positive of 607 reviews79Playing now: 79$9.99
Gird your loins and sharpen your steel! Besiege 20 unique enemy lords and battle friends online, in this expanded remaster of the classic 'castle sim'. Relive history with new units, opponents, visuals, audio, campaigns, skirmish trails, co-op and larger maps.
92%92% positive of 10,877 reviews2.6KPlaying now: 2,558$19.99
The Front is a survival open-world crafting sandbox game. You are a resistance fighter sent back in time to stop the rise of a tyrannical empire. Collect resources, craft tech, build shelters, and fight monsters to accomplish your mission.
66%66% positive of 9,527 reviews39Playing now: 39$19.99
7 Days to Die is an open-world game that is a unique combination of first-person shooter, survival horror, tower defense, and role-playing games. Play the definitive zombie survival sandbox RPG that came first. Navezgane awaits!
85%85% positive of 280,669 reviews15.5KPlaying now: 15,453$24.74
Choose a planet, build your fortress, and prepare for war. Arm yourself with powerful weapons, deploy troops, construct turrets, and defend your stronghold against relentless attacks. Team up with a friend or fight alone in this action packed block builder, where only the strongest survive.
82%82% positive of 269 reviews5Playing now: 5$19.99
Build by day, defend by night! Kingdom's Deck is a card-based city builder where you build and protect your Kingdom from the enemy siege. Build your deck, deploy your cards wisely, defend your walls, manage your resources, and respond to various events that will shape your Kingdom!
70%70% positive of 510 reviews23Playing now: 23$3.99
'Night of the Dead' is an open-world game that combines elements of exploration, tower defense, survival, and crafting. Traverse a world dominated by zombies while collecting various resources and powerful equipment. Build a fortress to survive the hordes of zombies that swarm every night!
77%77% positive of 10,409 reviews130Playing now: 130$29.99
Greetings sire! Your stronghold awaits you. Build a castle economy, besiege unforgettable villains and return to the 'castle sim' that started it all. Experience this classic RTS with upgraded visuals, modernised gameplay, Steam multiplayer and a new campaign.
86%86% positive of 9,859 reviews125Playing now: 125$14.99
You and allies, avian inhabitants of Sanctree City, build structures and production lines on the tree, crafting weapons to fend off subterranean insects. Defense is just the start—dig deeper, destroy nests, fortify new defenses against escalating threats for an impregnable stronghold.
71%71% positive of 288 reviews1Playing now: 1$19.99
Defend the fortified beaches of Pacific against invading forces in this WW2 FPS game as the enemy attacks you with troops, tanks, planes and more! Play on your on own or COOP while using iconic Japanese and American WWII weapons and prepare your defenses with mines, explosives, and more!
77%77% positive of 259 reviews3Playing now: 3$9.99
Rebel against your legacy in this farming action roguelite. Tend your spooky farm by day & defend your crops from enemies at night! Upgrade Voltaire, youngest son of Dracula, with devious new abilities & discover dozens of new plants to cultivate. Send dad a message: a vegan life is no missed steak!
76%76% positive of 113 reviews2Playing now: 2$19.99
Take a bow and kill hordes of orcs in the epic town defense game. You can play alone to conquer the leaderboards or unite with other assassins in online co-op mode. PS. Be careful to avoid massive axes thrown at you by orc warriors.
84%84% positive of 633 reviews6Playing now: 6$7.99
The unstoppable fluid enemy has returned and destroyed every world in its path! Defend against Creeper as it floods across the 3D terrain in this real time strategy game where the enemy is a fluid.
94%94% positive of 4,572 reviews198Playing now: 198$24.99
Time Warpers is the evolution of the popular incremental game Time Clickers. With features like gun customization, optional permadeath & co-op with friends, it combines a first person shooter with the seemingly endless progression & upgrades of a clicker game.
82%82% positive of 495 reviews12Playing now: 12$19.99
The most devious and acclaimed artificial intelligence in strategy gaming is better than ever. A grand strategy/RTS hybrid that reverses many conventions of both genres. Take territory without attracting attention, build your empire with care, and adapt to an ever-evolving galactic battleground.
87%87% positive of 1,131 reviews13Playing now: 13$19.99
Gather coins, build defenses and reclaim your fallen Kingdom. Explore and uncover secrets, unlock new technologies and protect your crown versus waves of Greed monsters that come at night. Kingdom is a solo or co-op micro-strategy and tower defense game set in an atmospheric pixel world.
89%89% positive of 32,946 reviews1.9KPlaying now: 1,933$19.99
From the Command & Conquer veterans at Petroglyph comes the first ever survival RTS set in the savage world of Conan the Barbarian. Play solo or team up in multiplayer in Conan Unconquered’s action-packed co-op Mode where you build a shared stronghold and fend off the hordes together.
70%70% positive of 1,205 reviews5Playing now: 5$19.99
Imagine an enemy that is everywhere and moves like a giant, organic mass across the map. Imagine your base and your people surrounded by a blanket of crushing destruction from all directions. Your only hope, well what hope? Then you take the high ground and pound this enemy into oblivion.
95%95% positive of 919 reviews31Playing now: 31$4.99
Build and design your own fleets and stand opposed to the Particulate in this physics/strategy/RTS/fleet hybrid. Build partially destructible and self repairing ships that interact with enemies less controlled by some scripted logic and more driven by a real time massive physics particle simulation.
92%92% positive of 1,202 reviews37Playing now: 37$14.99
Deceptively simple... amazingly deep. Creeper World 2 thrusts you into the 14th millennium fighting and enemy that flows and oozes through the terrain. Employ advanced weapons,gravity manipulating repulsors, wormhole like rifts, and your own wit against this never yielding enemy.
89%89% positive of 466 reviews26Playing now: 26$4.99
FortressCraft Evolved is a unique blend of Voxel Landscapes, Tower Defense, Crafting, Logistics, Exploration, Combat and Assembly lines. Players begin by crash-landing on a strange alien world, left with only a small handful of starting machines.
71%71% positive of 2,653 reviews17Playing now: 17$12.99