Top similar games like Ultimate Zombie Defense:

Top down, action packed, multiplayer, zombie shooter. Build your base with friends and see how long you can survive the endless horde of zombies. Level up with friends, or alone, how you die is up to you.

Versus Squad is a fast action twin-stick shooter from the creator of Nation Red. Build your own sandbox defense and battle thousands of zombie mutants in top down combat! Face up to a dozen bosses. Simultaneously. Collect loot, build and repair. Play single player, on-line or local coop!

Top-down zombie shooter with tower defense elements featuring up to 4 players local and online co-op. Build your base by day, defend it by night, put your skills to the test to stay alive as long as possible! Darkness is coming. How long can YOU survive?

A dark co-op top-down shooter in a post-soviet zombie apocalypse setting. You appear at a random location in the city. The goal is to get to the transport, and you will make the path yourself. In the day - look for resources and build fortifications. At night - destroy the dead and their bosses!

6-player co-op survival horror at its finest! Free updates, free special events and a ridiculous amount of fun!

Nation Red is an ultra fast infinite play arena-based shooter providing an exceptional close-quarter battlefield experience. Fight thousands of zombie mutants and their bosses in frantic bloody gameplay while earning close to 100 perks. Fight in Barricade, Survival or Free Play mode.

Defend your fortified barricade by night, collect weapons and conduct repairs by day. Survive long enough to make your way through America and towards rescue.

Online Co-op Twin Stick Shooter meets Tower Defense. Build up your defenses and balance your economy. Choose character class and level up - unlock new perks and active skills which will match your playstyle. Hold the Line for as long as you can!

A new look at tower defense, full of dynamics and tactics! A terrible virus has struck humanity. You will have to build defenses with your friends or alone and fight off the hordes of zombies who want to get to you.

Set in the zombie apocalypse, Left 4 Dead 2 (L4D2) is the highly anticipated sequel to the award-winning Left 4 Dead, the #1 co-op game of 2008. This co-operative action horror FPS takes you and your friends through the cities, swamps and cemeteries of the Deep South, from Savannah to New Orleans across five expansive campaigns.

Back 4 Blood is a thrilling cooperative first-person shooter from the creators of the critically acclaimed Left 4 Dead franchise. Experience the intense 4 player co-op narrative campaign, competitive multiplayer as human or Ridden, and frenetic gameplay that keeps you in the action.

You and your friends can be part of the Z-Company. Defend Targets against huge hordes of zombies with all kinds of weapons and buildings in this Tower-Defense/Shooter hybrid.

The Apocalypse has arrived and your goal is simple: Make it 10 miles to safety through a limitless procedurally-generated world overrun with The Infected and packed with the tools and weapons to fight them.

Fantastic 3D defense game with lots of strategic decisions. A mutating, alien menace is ruining the world. Use spells and traps wisely to repel the undead hordes and save the survivors. You must carefully manage your crew and resources as you try to uncover the terrible secrets of the undead.

Last Stand is a tactical defense game where you must defend humanity against undead zombie horde.

In KILLING FLOOR 2, players descend into continental Europe after it has been overrun by horrific, murderous clones called Zeds that were created by rogue elements of the Horzine Corporation. 6-player Co-Op & 12-player VS Zed-slaughtering mayhem.

Defend your base against hordes of zombies while using a variety of weapons, vehicles, explosives, soldiers and turrets in this survival tower defense game. Will you be able to create your own strategy and survive for 30 days?

Defend the castle, obstruct enemies, and prevent the insidious corruption from infiltrating the heart of the realm.

Are you tired of the same boring old vacations? Then boy have we got the tonic for you! Slaycation Paradise offers the ultimate in multi-dimensional apocalyptic tours. Slay away your worries with Twin-Stick action mixed with Tower Defence as you visit the end-of-world scenarios of your dreams!

Modular and co-op action-based endless combat simulator.

Dive into the zombie apocalypse with Zombie Panic! Source: a cooperative, survival-horror first-person-shooter. A fast-paced standalone modification.

Can you and your friends survive against the ruthless undead?

Zombo Buster Advance is a tower defense game taking place inside buildings with interchangeable elevators. Deploy, swap and shoot like a boss!

Welcome to the zombie apocalypse experience of a lifetime – and now more beautiful than ever. Caught in the midst of an epic zombie outbreak on the tropical island of Banoi, your only thought is: Survive!

Create your own strategies, tactics and manage your resources in this survival tower defense game. Buy weapons, vehicles, explosives, soldiers, turrets and battle against huge waves of zombies. Can you survive for 25 days?

Purge the undead! Intense action-shooter with deep rpg elements, including upgradeable guns and armor, unique class skills, and class special abilities. Entire game can be played single player or as a 4-player online co-op game, including PvP events like Last Man Standing.

7 Days Blood Moons is a 4v1 fight to the death. Survivors fortify bases and scavenge for materials in their plight against the relentless horde. The Zombie Hive Master commands and possesses the horde to crush the survivors. Who will prevail?

Formulate a strategy and strike back with your own cunning and intelligence as you're forced into the original nightmarish scenario we've all dreamed about. Will you be ready when the dead break down the doors?

Hard single/coop roguelike-strategy-shooter game. Reach top of randomized tower-building and kill all zombies alone or as team (8 players).

Haunt Monster is a FPS Action Roguelike game in a random generated environment. Build, defend and survive waves of zombies, monsters and aliens. Play solo or co-op with a friend to survive.

Zombies and monsters are taking over several planets in the galaxy. As a result, animals are losing their habitats. Your mission is to protect those animals. Use your spaceship to transport the threatened species to shelters on humanity's first star colony!

Bullets & Brains is an adrenaline-pumping arcade top-down 3D shooter set in a post-apocalyptic world overrun by brain-hungry hordes of zombies. Prepare yourself for an intense battle against the never-ending onslaught of the undead.

'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!

World War Z is a heart-pounding coop third-person shooter for up to 4 players featuring massive swarms of hundreds of zombies, focused on fast-paced, gruesomely spectacular action.