Backrooms Mainframe
Developed by Stackpack Games · Published by Stackpack Games
At a glance
Overview
An adventure, indie, strategy game by Stackpack Games, published by Stackpack Games — single-player, multi-player, co-op, online co-op. It is in Early Access.
Steam’s own one-line description: “Backrooms Mainframe is a 1-6 player co-op horror game. Explore the labyrinthes while avoiding entities and other dangers while finding your way through.” — developer/publisher text via the Steam store page.
Reception & community
Review sentiment, ownership and peak-concurrent estimates via SteamSpy; tags are player-voted on Steam. Estimates change over time.
Features & modes
Derived from the gameplay modes and feature categories Steam lists for Backrooms Mainframe.
| Feature | Supported |
|---|---|
| Single-player | Yes |
| Multiplayer | Yes |
| Co-op | Yes |
| Online co-op | Yes |
| PvP | No |
| Cross-platform multiplayer | No |
| Full controller support | No |
| Partial controller support | No |
| Steam Cloud saves | No |
| Steam Achievements | No |
System requirements (PC)
As published on the Steam store page. Requirements can change between updates.
Minimum
- Requires a 64-bit processor and operating system
- OS: 64-bit Windows 10
- Processor: Intel Core i5-4430
- Memory: 8 GB RAM
- Graphics: NVIDIA GeForce GTX 960 2GB
- DirectX: Version 11
- Storage: 3 GB available space
Recommended
- Requires a 64-bit processor and operating system
- OS: 64-bit Windows 10
- Processor: Intel Core i5-6600K / AMD Ryzen 5 1600
- Memory: 16 GB RAM
- Graphics: NVIDIA GeForce GTX 1070 8GB
- DirectX: Version 12
- Storage: 5 GB available space
Supported languages (1)
Backrooms Mainframe FAQ
Answered from the official Steam listing as of June 2026. Where something hasn't been announced, we say so rather than guess.
What kind of game is Backrooms Mainframe?
Steam classifies Backrooms Mainframe as a Adventure, Indie, Strategy game, developed by Stackpack Games. Backrooms Mainframe is a 1-6 player co-op horror game. Explore the labyrinthes while avoiding entities and other dangers while finding your way through.
How much does Backrooms Mainframe cost?
As of June 2026, Steam lists Backrooms Mainframe at $3.99. Prices and regional pricing change — check the Steam page for the current figure.
Is Backrooms Mainframe single-player or multiplayer?
Steam lists these modes for Backrooms Mainframe: Single-player, Multi-player, Co-op, Online Co-op. It supports both solo and multiplayer.
Is Backrooms Mainframe on PlayStation, Xbox, or Switch?
Our data comes from the Steam (PC) store, which lists Backrooms Mainframe for Windows. Console availability isn’t in our Steam-sourced data — check the official site or the console store.
Is Backrooms Mainframe out yet?
Yes — Steam lists a release date of Dec 23, 2022.
What platforms is Backrooms Mainframe on?
Backrooms Mainframe is listed for Windows on the Steam (PC) store. Console availability isn't covered by Steam's PC store data — check the official channels.
Is Backrooms Mainframe single-player or multiplayer?
Steam lists these modes: Single-player, Multi-player, Co-op, Online Co-op.
How much does Backrooms Mainframe cost?
Steam lists it at $3.99.
Who made Backrooms Mainframe?
Backrooms Mainframe is developed by Stackpack Games and published by Stackpack Games.
Where to get Backrooms Mainframe
We don't sell games or track prices — this links to the official Steam store page.
View on Steam →Listing details from Valve's public Steam store data. Not affiliated with Valve/Steam, Stackpack Games.