Released Jul 18, 2025 $14.99 Very Positive Counts toward your Steam games

The Complex: Expedition

By pgWave

Horror Exploration Realistic Singleplayer Psychological Horror Story Rich Action Mystery AdventureCinematicSimulationImmersive Sim

Track this game Steam page

Followers —

Reviews 2,688 Very Positive

Players yesterday 0 at the busiest moment

Owners 50K–100K estimated

The Complex: Expedition is a game tagged Horror, Exploration and Realistic by pgWave, released Jul 18, 2025. It has 2,688 Steam reviews (Very Positive). It has an estimated 50K–100K owners on Steam. The Steam games most like it include BACKROOMS LIMINAL ESCAPE, CAPTURED 2 and Gnome.

When a routine expedition into The Complex goes horribly wrong, you're left alone and lost, wandering the seemingly infinite maze of hallways, otherwise known as the Backrooms. Might there be something following you?

From the Steam page

Is this your game?

Track it free: keep an eye on the games most like yours and hear the moment one of them changes.

Yes, track my game

Launching something like it? Watch it next to yours.

Add a launch badge to your website

Show players where to find it. Paste the code into your website, press kit or devlog.

<a href="https://launchrivals.com/games/2172260-the-complex-expedition"><img src="https://launchrivals.com/games/2172260/badge.png" alt="The Complex: Expedition launch date" width="320" height="84"></a>

<a href="https://launchrivals.com/games/2172260-the-complex-expedition"><img src="https://launchrivals.com/games/2172260/badge.png?theme=light" alt="The Complex: Expedition launch date" width="320" height="84"></a>

BACKROOMS LIMINAL ESCAPE 93% match · Horror, Exploration, Realistic
CAPTURED 2 90% match · Horror, Exploration, Realistic
Gnome 84% match · Horror, Exploration, Realistic
Silent Nights 84% match · Horror, Exploration, Realistic
Where the Walls Breathe 84% match · Horror, Exploration, Realistic
Backrooms: Exploration 83% match · Horror, Exploration, Realistic
Mystic Rest Stop 83% match · Horror, Exploration, Realistic
Withered Haven 83% match · Horror, Exploration, Realistic
Echoes Of The House 83% match · Horror, Exploration, Realistic
Within Skerry 82% match · Horror, Exploration, Realistic

Steam data

Everything Steam lists for The Complex: Expedition · record updated 22 hours ago

Steam store

Overview

App ID2172260

Release dateJul 18, 2025

Last change number37866972

Last record update22 hours ago

App type: Game
Developer: pgWave
Publisher: pgWave
Steam profile: Counts toward game count and achievement totals · checked Nov 1, 2025
Franchise: The Complex
Website: pgwave.net

Windows 64-bit

Steam Deck: Unsupported

Single-playerSteam AchievementsFamily Sharing

Patches

Build	Branch	Updated
23971430	public	Jun 29, 2026

Depots

ID	Name	Systems	Size	Download	Manifest
228989	— shared from 228980	Windows	—	—	—
228990	— shared from 228980	Windows	—	—	—
2172261	—	All	6.66 GB	6.43 GB	1195880747854417819

Branch	Build	Updated	Access
public	23971430	Jun 29, 2026	Open

Configuration

Install foldersteamapps/common/The Complex Expedition

Executable	Arguments	Systems	Description
TheComplexExpedition		Windows

Data from public Steam pages, updated daily; 1 day of history. Owner counts are estimates. LaunchRivals is not affiliated with Valve or Steam.

The Complex: Expedition

About The Complex: Expedition

Steam data

Overview

App info

Platforms

Features

Related apps

Patches

Builds

Depots

Depots

Branches

Configuration

Launch options