Single-player games like NecroCity
Below are 12 single-player Steam games similar to NecroCity, 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 NecroCity page.
Ranked picks
- 1

Rebuild 3: Gangs of Deadsville
Single-player alternative to NecroCity — playable solo, no multiplayer required. Shares Strategy and Indie with NecroCity.
Rebuild a ruined city in this post-apocalyptic mix of strategy and simulation. Manage survivors, scavenge for food and supplies, deal with rival gangs, illness, interpersonal strife and zombie attacks.
- 2

Colony Survival
Single-player alternative to NecroCity — playable solo, no multiplayer required. Shares Action and Strategy with NecroCity.
Colony Survival is a unique first-person strategy game developed by a two-man team. Build your own colony in a voxel world. Command guards, farmers, miners and other colonists. Defend your colony against the horde of monsters that attacks every night!
- 3

Meeple Station
Single-player alternative to NecroCity — playable solo, no multiplayer required. Shares Strategy and Indie with NecroCity.
Build your way to success! Trade your way to the top! Explore your way to infamy! Do it all your way!
- 4

DarkSwitch
Single-player alternative to NecroCity — playable solo, no multiplayer required. Shares Strategy with NecroCity.
DarkSwitch is a vertical survival city builder. Build a city on a great tree and defend it against the Fog. Face the challenges of limited real estate, scarce resources, and tough moral choices as you seek to uncover the mystery of the Shroud. The Tree Provides! The Tree Protects! The Tree Prevails!
- 5

Zombie Cure Lab
Single-player alternative to NecroCity — playable solo, no multiplayer required. Shares Strategy and Simulation with NecroCity.
In a world overrun by the undead, build a lab to fight back with science. Manage survivors, gather vital resources, and turn zombies into allies. Defend your base and research the cure to reclaim humanity.
- 6

Stronghold Crusader HD (2012)
Single-player alternative to NecroCity — playable solo, no multiplayer required. Shares Strategy and Simulation with NecroCity.
The highly anticipated sequel to the best-selling Stronghold, Stronghold Crusader HD throws you into historic battles and castle sieges from the Crusades with fiendish AI opponents, new units, 4 historical campaigns and over 100 unique skirmish missions.
- 7

RimWorld
Single-player alternative to NecroCity — playable solo, no multiplayer required. Shares Strategy and Indie with NecroCity.
A sci-fi colony sim driven by an intelligent AI storyteller. Generates stories by simulating psychology, ecology, gunplay, melee combat, climate, biomes, diplomacy, interpersonal relationships, art, medicine, trade, and more.
- 8

Dwarf Fortress
Single-player alternative to NecroCity — playable solo, no multiplayer required. Shares Strategy and Indie with NecroCity.
Build a fortress and try to help your dwarves survive against a deeply generated world. Keep your dwarves happy, grow their community and beware of digging too deeply. The deepest, most intricate simulation of a world that's ever been created.
- 9

They Are Billions
Single-player alternative to NecroCity — playable solo, no multiplayer required. Shares Strategy with NecroCity.
They Are Billions is a Steampunk strategy game set on a post-apocalyptic planet. Build and defend colonies to survive against the billions of the infected that seek to annihilate the few remaining living humans. Can humanity survive after the zombie apocalypse?
- 10

Command & Conquer™ Remastered Collection
Single-player alternative to NecroCity — playable solo, no multiplayer required. Shares Strategy with NecroCity.
Command & Conquer and Red Alert are both remastered in 4K by the former Westwood Studios team members. Includes all 3 expansions, rebuilt multiplayer, a modernized UI, Map Editor, bonus footage gallery, and over 7 hours of remastered music.
- 11

Dungeon Keeper™ 2
Single-player alternative to NecroCity — playable solo, no multiplayer required. Shares Action and Strategy with NecroCity.
Bad guys have all the fun. Discover your dark side as you build an evil underground kingdom and defend it against the forces of good.
- 12

Road Dealer Simulator
Single-player alternative to NecroCity — playable solo, no multiplayer required. Shares Action and Simulation with NecroCity.
Step into the shoes of a dishonest car dealer. Cheats customers by selling them damaged cars for a high price. In this mission, your loyal dog is invaluable in helping you repair everything that's broken and also deterring unhappy customers. Will you be able to become the king of car trading?