S.I.N. Unit: Ghost Investigation & Removal
Developed by Black Stairs · Published by Black Stairs
At a glance
Overview
A casual, indie game by Black Stairs, published by Black Stairs — single-player, multi-player, co-op, online co-op.
Steam’s own one-line description: “S.I.N. Unit puts you into the shoes of a paranormal investigator. Together with other people like you, you will enter haunted locations full of paranormal activity to investigate and catch the entity or ghost that haunts the place. A good entity will also appear to help you. 1-4 Players.” — 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 S.I.N. Unit: Ghost Investigation & Removal.
| Feature | Supported |
|---|---|
| Single-player | Yes |
| Multiplayer | Yes |
| Co-op | Yes |
| Online co-op | Yes |
| PvP | No |
| Cross-platform multiplayer | No |
| Full controller support | Yes |
| Partial controller support | No |
| Steam Cloud saves | Yes |
| Steam Achievements | Yes |
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 *: Windows 7, 8.1, 10
- Processor: 2Cores 2GHz 64-bit CPU
- Memory: 8 GB RAM
- Graphics: 1GB Video RAM
- Storage: 8 GB available space
- Additional Notes: Anything made in the last 5 years should do, really.
Recommended
- Requires a 64-bit processor and operating system
- OS *: Windows 7, 8.1, 10
- Processor: 4Cores 3GHz 64-bit CPU
- Memory: 8 GB RAM
- Graphics: 2GB Video RAM
- Storage: 8 GB available space
- Additional Notes: Mid-to-High End PC will handle it.
Supported languages (1)
S.I.N. Unit: Ghost Investigation & Removal 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 S.I.N. Unit: Ghost Investigation & Removal?
Steam classifies S.I.N. Unit: Ghost Investigation & Removal as a Casual, Indie game, developed by Black Stairs. S.I.N. Unit puts you into the shoes of a paranormal investigator. Together with other people like you, you will enter haunted locations full of paranormal activity to investigate and catch the entity or ghost that haunts the place. A good entity will also appear to help you. 1-4 Players.
How much does S.I.N. Unit: Ghost Investigation & Removal cost?
As of June 2026, Steam lists S.I.N. Unit: Ghost Investigation & Removal at $1.99. Prices and regional pricing change — check the Steam page for the current figure.
Is S.I.N. Unit: Ghost Investigation & Removal single-player or multiplayer?
Steam lists these modes for S.I.N. Unit: Ghost Investigation & Removal: Single-player, Multi-player, Co-op, Online Co-op. It supports both solo and multiplayer.
Is S.I.N. Unit: Ghost Investigation & Removal on PlayStation, Xbox, or Switch?
Our data comes from the Steam (PC) store, which lists S.I.N. Unit: Ghost Investigation & Removal for Windows, macOS, Linux. Console availability isn’t in our Steam-sourced data — check the official site or the console store.
Is S.I.N. Unit: Ghost Investigation & Removal out yet?
Yes — Steam lists a release date of Sep 7, 2021.
What platforms is S.I.N. Unit: Ghost Investigation & Removal on?
S.I.N. Unit: Ghost Investigation & Removal is listed for Windows, macOS, Linux on the Steam (PC) store. Console availability isn't covered by Steam's PC store data — check the official channels.
Is S.I.N. Unit: Ghost Investigation & Removal single-player or multiplayer?
Steam lists these modes: Single-player, Multi-player, Co-op, Online Co-op.
How much does S.I.N. Unit: Ghost Investigation & Removal cost?
Steam lists it at $1.99.
Does S.I.N. Unit: Ghost Investigation & Removal have achievements?
Yes — Steam lists 15 achievements for S.I.N. Unit: Ghost Investigation & Removal.
Who made S.I.N. Unit: Ghost Investigation & Removal?
S.I.N. Unit: Ghost Investigation & Removal is developed by Black Stairs and published by Black Stairs.
Where to get S.I.N. Unit: Ghost Investigation & Removal
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, Black Stairs.