← all stories

Outpost Simulator

Outpost Simulator, a survival craft FPS from developer Mental Dreams, is in a pre-launch phase with a playable Steam demo released on August 21, 2026. The demo covers base building, survivor management, raid defense, and early story content, with the developers planning map expansions, seasons, and deeper raids before full launch.

Synthesized from 2 Yomimono stories · updated Aug 29

Outpost Simulator is a survival craft FPS from developer Mental Dreams, published by Ultimate Games and Ultimate Publishing. The game casts players as the manager of an outpost for survivors in a monster-overrun world, where they gather materials, trade at a market, and defend against raider attacks.

A Steam demo released on August 21, 2026, and it covers the core loop: outpost construction, survivor care, raid defense, character growth, and early story content. The demo includes a tutorial with the story prologue and supports Japanese. The team is actively seeking community feedback, and the in-game menu outlines future updates, including map expansion, seasonal changes, and more involved enemy raids.

The two stories, published days apart, present the demo as the key early look at the full experience. The later story frames the published update plan as evidence of the developer's intent to broaden the map, add seasons, and deepen raids before launch. No release date for the full game has been announced in either story.

Key facts

Developer
Mental Dreams
Publisher
Ultimate Games and Ultimate Publishing
Genre
Survival craft FPS
Demo release
Steam demo released on August 21, 2026
Demo content
Base construction, survivor management, defense, upgrades, tutorial with story prologue, early story content
Language support
Japanese language support included
Future plans
Map expansion, seasons, and deeper enemy raids before launch

Timeline

Synthesized by Yomimono from the cited Yomimono stories below, each itself sourced, then editorially reviewed. Every fact links the story it came from.

Facts

Release
game · 2026-08-22 · 2026-08-22
Release
game · 2026-08-21 · Steam · 2026-08-19
Announced
update plan (demo launch) · 2026-08-22
Announced
demo release on Steam · 2026-08-19

Structured graph also available as JSON at /public/entities/outpost-simulator. CC BY 4.0.

All coverage

Aug 22

Outpost Simulator Steam Demo Launches With Base Building and Raid Defense

Ultimate Games and Ultimate Publishing released a Steam demo for Outpost Simulator, a survival craft FPS from developer Mental Dreams. Players build and defend an outpost for survivors in a monster-overrun world, gathering materials, trading at a market, and repelling raider attacks. The demo includes outpost construction, survivor care, raid defense, character growth, and early story content. The team is seeking community feedback, and the menu outlines future updates.

Aug 19

Outpost Simulator Demo Lands on Steam August 21

Ultimate Games and Ultimate Publishing announced the demo for survival craft FPS Outpost Simulator, developed by Mental Dreams, will release on Steam on August 21 local time. The demo includes base construction, survivor management, defense, upgrades, and a tutorial with the story prologue. Japanese language support is included.