Games like Grim Swarm

Dead Horde is an action-packed, co-op top-down shooter where players must survive a mutant virus outbreak. Fight through levels solo or with a friend, using an arsenal of weapons and vehicles to defeat the evolving hordes of mutants. Earn money by killing mutants to buy and upgrade weapons for survival.

"Ardein.Fall" is a fast-paced Tower Defense game where you control your spaceship to protect the mothership against hostile aliens. With ever-changing enemies and challenges each day, and leaderboards resetting daily, players have a chance to become the best. Build defense turrets from enemy scraps and unlock new ones to control your playstyle in this easy-to-control, hard-to-master game with anime-inspired graphics.

"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.

STORY:Player controls woman character in this third person low poly shooter. Player character is called Lara and She is only who can defeat zombie armies in place called Valkeala. Valkeala is separated 4 different small open world maps, which are full of different zombies. 4 different zombie types. Player Lara can use melee knife to beat zombies or then 2 different weapons: Pistol and Rifle. Playe…

Serious Survivors is a brutally intense roguelike FPS where you battle endless hordes of monsters with a wide arsenal of weapons and ridiculous power-ups. Master movement techniques like circle-strafing and dodging to survive waves of increasingly deadly enemies. Evolve from zero to super-bad-ass-hero through relentless carnage and absurd perks.

Play together:Watch your friend's back as either the VR player or the PC player. You can play together using the same PC, or invite someone from your Steam friends list to play using Steam Remote Play Together! Realistic Reloading:Experience true-to-life weapon handling—each gun reloads and operates like its real-world counterpart. Quick reflexes and reloading precision are your keys to surviva…

"GIBZ is a shooting game with good graphics and masterful gameplay, offering both single-player and local/online co-op options for up to 2 players. The game features a base defense activity, where players build and defend their base against waves of enemies and bosses, earning coins to unlock and upgrade various items. With the ability to unlock new weapons, hats, and achievements, GIBZ provides a challenging and engaging experience."

"Xmas Apocalypse" is a third-person shooter set during the zombie apocalypse on Christmas Eve. Santa's sleigh has crashed, and it's up to you to survive until Christmas Day by defeating hordes of undead and other massive creatures. As you progress, unlock new skills and upgrades for your weapons, with a deck-based upgrade system and a Christmas skill tree for permanent stat boosts. Fight to save Christmas in this festive horde-survival roguelite.

"BiteVille" is a shooter game where players must protect a city from increasing hordes of zombies in single-player or multiplayer mode with up to 4 players. Each wave of zombies is more challenging, but players can upgrade weapons, fortify the city, and recruit survivors for assistance. With voice chat capabilities in each lobby, communication is seamless whether playing with friends or strangers.

In "Demon's Crystals," players control Urican demons and battle through enemy hordes across three worlds in Arcade mode, or hold out against endless waves in Survival mode. Characters can level up for increased strength and endurance in this fast-paced twin stick shooter. MAC and LINUX versions are available with updated bug fixes in version 1.0.7.