Single-player games like Contingency Plan
Below are 8 single-player Steam games similar to Contingency Plan, ranked by player overlap. Every pick carries Steam's Single-player category, so multiplayer-only titles or always-online games don't sneak in. imho.run pulls the category data from Steam directly — Single-player here matches what the store labels.
Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like Contingency Plan page.
Ranked picks
- 1

Zombie Warz
Single-player alternative to Contingency Plan — playable solo, no multiplayer required. Shares Action and Strategy with Contingency Plan.
Zombie Warz is a strategy survivor RTS with rogue-lite gameplay elements. Play as the king of a kingdom under siege by zombies and survive to discover their origins.
- 2

Deadhold
Single-player alternative to Contingency Plan — playable solo, no multiplayer required. Shares Strategy and Indie with Contingency Plan.
Deadhold is a roguelite zombie survival/strategy game where your choices impact who lives and who dies. Rescue survivors, scavenge resources, fortify your base, and protect your community against stress, infection, and zombies! Can you find a sense of normalcy in this cruel new world?
- 3

Zombie Apocalypse - The Last Fortress
Single-player alternative to Contingency Plan — playable solo, no multiplayer required. Shares Strategy and Indie with Contingency Plan.
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?
- 4

Endzone Girls
Single-player alternative to Contingency Plan — playable solo, no multiplayer required. Shares Strategy and Indie with Contingency Plan.
《Endzone Girls》is a Tower Defense Game. You will collect resources and build fortifications before the zombies arrive to kill the zombies that invade your home. In the game, you will unlock different defensive buildings, create a unique style, defend your home in a world full of zombies.
- 5

Zombie Apocalypse - The Last Defense
Single-player alternative to Contingency Plan — playable solo, no multiplayer required. Shares Strategy and Indie with Contingency Plan.
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?
- 6

Tawger Defense
Single-player alternative to Contingency Plan — playable solo, no multiplayer required. Shares Action and Indie with Contingency Plan.
Like all Cargo Keepers before you, you have to defend your Tawger! Build and maintain the trains defenses as it travels between checkpoints in this moving base-defense roguelike. Discover unique combinations of Bulbs and Cannons to find the perfect balance between destruction and maintanance.
- 7

Night Mass
Single-player alternative to Contingency Plan — playable solo, no multiplayer required. Shares Action and Indie with Contingency Plan.
You’re a Priest defending your Church from the horrors that come each night. Gather resources, explore the forest, and build your defenses while the sun is still shining. When darkness falls, stand your ground, survive until dawn, and let the Night Mass begin!
- 8

Don’t Touch My Potato!
Single-player alternative to Contingency Plan — playable solo, no multiplayer required. Shares Action and Strategy with Contingency Plan.
Grow your farm by day, build your defenses in the evening, and protect the Potatron from zombie and alien attacks at night.