Single-player games like Final Outpost: Definitive Edition
Below are 8 single-player Steam games similar to Final Outpost: Definitive Edition, 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 Final Outpost: Definitive Edition page.
Ranked picks
- 1

Infection Free Zone
Single-player alternative to Final Outpost: Definitive Edition — playable solo, no multiplayer required. Shares Strategy and Simulation with Final Outpost: Definitive Edition.
Choose any real region from the world. Choose your base of operations, then rebuild and readapt the buildings around you to create a self-sustaining settlement. Take charge of a group of survivors from your city. And when the night falls - Defend the zone from the infected!
- 2

They Are Billions
Single-player alternative to Final Outpost: Definitive Edition — playable solo, no multiplayer required. Shares Strategy with Final Outpost: Definitive Edition.
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?
- 3

From Glory To Goo
Single-player alternative to Final Outpost: Definitive Edition — playable solo, no multiplayer required. Shares Strategy and Simulation with Final Outpost: Definitive Edition.
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.
- 4

After Inc: Revival
Single-player alternative to Final Outpost: Definitive Edition — playable solo, no multiplayer required. Shares Strategy and Simulation with Final Outpost: Definitive Edition.
Can you rebuild civilisation after a zombie apocalypse? From the creator of Plague Inc. comes a unique blend of strategic simulation, survival city builder and ‘mini 4X’. Build settlements, harvest resources and shape society as you lead Humanity out of the darkness.
- 5

Kingdom's Deck
Single-player alternative to Final Outpost: Definitive Edition — playable solo, no multiplayer required. Shares Strategy and Simulation with Final Outpost: Definitive Edition.
Build by day, defend by night! Kingdom's Deck is a card-based city builder where you build and protect your Kingdom from the enemy siege. Build your deck, deploy your cards wisely, defend your walls, manage your resources, and respond to various events that will shape your Kingdom!
- 6

The Last Haven
Single-player alternative to Final Outpost: Definitive Edition — playable solo, no multiplayer required. Shares Strategy and Simulation with Final Outpost: Definitive Edition.
The world after a nuclear war. Manage the settlement, learn technology, make decisions, produce weapons, ammunition, organize defense, raid for supplies on other areas, do not let residents die, survive the nuclear winter.
- 7

Colony Survival
Single-player alternative to Final Outpost: Definitive Edition — playable solo, no multiplayer required. Shares Strategy with Final Outpost: Definitive Edition.
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!
- 8

Frostpunk
Single-player alternative to Final Outpost: Definitive Edition — playable solo, no multiplayer required. Shares Strategy and Simulation with Final Outpost: Definitive Edition.
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?