Games like Endless Horde

"Flesh Eaters" is a retro-style real-time strategy game centered around zombie survival. Gather resources, build barricades, and upgrade weapons to defend against hordes of the undead. Choose from three survivor classes, each with unique skills and abilities, as you level up and fight against different types of zombies.

"Ancient Planet" is a Tower Defense game where you defend an ancient civilization's stronghold from invasive alien hordes using upgradable towers and diverse strategies. The game features 40 unique levels, a variety of enemy types, and improvements that can be reset and redistributed at will. The game's storyline and setting are based on the memories of intergalactic war veterans and were created with input from the High Council of Intelligent Civilizations of the Galaxy.

They Are Billions is a strategy game set in a post-apocalyptic world overrun by zombies. In the Campaign mode, reclaim territories for the New Empire through 48 missions with 90+ technologies to develop. Survive in randomly generated worlds in Survival mode, defending your colony against massive infected swarms. Uncover the story of the apocalypse's origins while upgrading your colony and army.

In "I, Zombie," you lead a zombie horde on a mission to infect all humans on the map, turning them into zombies to help with your conquest. You can command your horde to attack enemies, follow you, or wait for orders, and each scenario requires strategic planning to succeed. The game features an in-game level editor and offers a fresh take on the zombie genre by letting you play as the zombie leader.

"Guns n Zombies" is a thrilling post-apocalyptic game where you fight against hordes of robotized zombies infected by a nano-virus. With a variety of weapons, special abilities, and turrets, you'll embark on a dangerous journey through a randomly generated gameplay. The survival mode allows you to challenge yourself and compete with other Steam players, all while experiencing a true post-apocalyptic atmosphere.

"Northend Open Tower Defense Battle" is a real-time Tower Defense game featuring 8 distinct soldier types with unique strengths and weaknesses, and future additions of vehicles and aircraft. Players can engage in large-scale battles on two levels, the desert and the beach, with over 40 upgrades available to enhance their chosen units based on the situation. The game is optimized for smooth performance despite the high number of units involved.

"Last Hope - Tower Defense" is a zombie-themed tower defense game with over 140 levels and a variety of heroes and towers to choose from. Players must defend against zombies, raiders, and other threats in an open world. Each hero has unique epic gear and skills, and towers have their own research tree to enhance their power. The game features stunning 3D graphics and offers different game modes including a story mode, raiders mode, and arena mode.

"Super Sanctum TD is a retro-styled Tower Defense game that focuses on strategy, customization, and replayability. Carefully plan your maze and build advanced structures to defend against alien hordes, using active abilities to tilt the battlefield in your favor. Level up and gain access to Perks, allowing you to specialize your strategies and master the game on all difficulties."

"Deadly 30" is a post-apocalyptic survival defense game. Fight off hordes of relentless zombies across 30 days and nights using various weapons and upgrades. Defend your base, manage your resources, and keep your squad alive to survive the zombie onslaught.

"Yet Another Zombie Defense" is a top-down survival game where players build defenses and fight off hordes of zombies in various waves. Players can team up with others in online co-op mode, gathering resources, and improving their weapons and skills to survive the zombie onslaught. The game offers dynamic maps and various game modes, providing a challenging and engaging experience in this post-apocalyptic world.