Single-player games like HolyZone
Below are 8 single-player Steam games similar to HolyZone, 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 HolyZone page.
Ranked picks
- 1

Eternity
Single-player alternative to HolyZone — playable solo, no multiplayer required. Shares Strategy and Simulation with HolyZone.
Lead the last fleet of mankind across an abandoned star system. Ration life-support, weigh research against survival, and shape society through Fleet Council decisions you cannot undo. Every choice tightens the path to the next jump.
- 2

Endzone - A World Apart
Single-player alternative to HolyZone — playable solo, no multiplayer required. Shares Strategy and Simulation with HolyZone.
Endzone is a post-apocalyptic survival city builder, where you start a new civilization with a group of people after an ecological disaster. Build them a new home and ensure their survival in a shattered world, threatened by constant radiation, toxic rain, sandstorms and droughts.
- 3

Here Comes The Swarm
Single-player alternative to HolyZone — playable solo, no multiplayer required. Shares Strategy and Simulation with HolyZone.
Here Comes the Swarm is a survival RTS with a pause button! Create your strategy, build, manage, and defend your settlements at your own pace. Take the fight to the hive mind and lead expeditions to deliver a deadly blow and eradicate your foes. Will you reclaim Ulora from the relentless Swarm?
- 4

Frostpunk
Single-player alternative to HolyZone — playable solo, no multiplayer required. Shares Strategy and Simulation with HolyZone.
Frostpunk is the first society survival game. As the ruler of the last city on Earth, it is your duty to manage both its citizens and infrastructure. What decisions will you make to ensure your society's survival? What will you do when pushed to breaking point? Who will you become in the process?
- 5

Judgment: Apocalypse Survival Simulation
Single-player alternative to HolyZone — playable solo, no multiplayer required. Shares Strategy and Simulation with HolyZone.
Build, scavenge, craft, and perform occult rituals to survive in a demon-infested, post-apocalyptic colony simulation. Will you survive Judgment day?
- 6

From Glory To Goo
Single-player alternative to HolyZone — playable solo, no multiplayer required. Shares Strategy and Simulation with HolyZone.
From Glory To Goo is a Sci-Fi survival RTS set on an alien world. Serve as humanity's bulwark by establishing a colony and supporting your colonists still in orbit. But beware, for The Goo, a relentless and shape-shifting force approaches from all sides, even above and below.
- 7

Laysara: Summit Kingdom
Single-player alternative to HolyZone — playable solo, no multiplayer required. Shares Strategy and Simulation with HolyZone.
Build and expand your very own settlements in high mountains! Carefully plan production chains and satisfy various needs of your three-caste society while dealing with mountain hazards such as weather breakdowns and avalanches. Are you skilled enough to make your town thrive?
- 8

Against the Storm
Single-player alternative to HolyZone — playable solo, no multiplayer required. Shares Strategy and Simulation with HolyZone.
A dark fantasy city builder where you must rebuild civilization in the face of apocalyptic rains. As the Queen’s Viceroy, lead humans, beavers, lizards, foxes, and harpies to reclaim the wilderness and secure a future for civilization's last survivors.