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Mercury Fallen cover

Mercury Fallen

A Simulator game by Nitrous Butterfly, released in 2023

No Rating🔴Niche / Inactive🏆Proton PlatinumPC (Microsoft Windows)Mac

A sci-fi colony management sim with a focus on exploration, expansion, and survival. Rebuild your underground facility, manage colonists and robots, and uncover the mysteries of an alien world light-years from Earth. Dig deep, expand across the surface, and shape your new home.

Single player

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Mercury Fallen Download Size

The official download size for Mercury Fallen is 4 GB. Based on current hardware prices, this installation consumes approximately $0.24 worth of SSD storage space.

Standard Install

File Size

4GB

Est. SSD Cost

$0.24USD
100 Mbps
My Internet Speed100 Mbps
Quick Presets

Estimated Time to Install

5 mins

Is Mercury Fallen Dead?

Live player count and server population analysis.

🔴Niche / Inactive
3Players Online

There are currently 3 people playing Mercury Fallen, indicating a niche or private community. Coordinate via Discord for best results.

Current Activity24h Peak: 3.6
Estimated Match Wait: Long Wait / Discord Required
Live Data from SteamAPI

Where is the Mercury Fallen save file?

Manual backup locations for PC, Mac, and Linux.

Steam Cloud Supported
Copy
%USERPROFILE%\AppData\Local\MercuryFallen\Saved\SaveGames

How to backup manually on Windows

  1. Press Win + R to open the Run dialog.
  2. Paste the path above and press Enter.
  3. Locate the save files (usually .sav, .json, or similar).
  4. Copy the entire folder to a backup location.
Copy
~/Library/Application Support/MercuryFallen/Saves

How to backup manually on Mac

  1. Open Finder and press ⌘ + Shift + G.
  2. Paste the path above and click Go.
  3. Locate the save files in the folder.
  4. Duplicate the folder to create a backup.
Copy
~/.local/share/MercuryFallen/Saves

How to backup manually on Linux

  1. Open a terminal and use cd to navigate to the path.
  2. Or use your file manager and press Ctrl + L to enter the path.
  3. Locate the save files (.sav, .json, or game-specific format).
  4. Copy the folder with cp -r or your file manager.
Source: PCGamingWiki ↗

Is Mercury Fallen Steam Deck Compatible?

SteamOS and Linux Proton performance analysis.

Valve Official🚫Unsupported
Community Rating🏆 Proton Platinum

Community Verdict: Playable!

Don't let the "Unsupported" tag fool you. While Valve hasn't officially verified Mercury Fallen, ProtonDB users report it runs perfectly (Gold/Platinum rating). You may need to force a specific Proton version.

Confidence: Moderate
See 4 user configs ↗

Can I Run Mercury Fallen?

PC system requirements - Minimum vs Recommended specs.

To run Mercury Fallen smoothly, your PC needs at least 4 GB RAM RAM and a DirectX 11 compatible card (shader model 3) or equivalent GPU. Plan for 4 GB of storage.

Minimum1080p / 30 FPS
  • 💻
    OSWindows 10+
  • ⚡
    CPU2.4 GHz Dual Core
  • 🧠
    RAM4 GB RAM
  • 🎮
    GPUDirectX 11 compatible card (shader model 3)
  • 💾
    Storage500 MB available space
Recommended1440p / 60 FPS
    Download Size
    4 GBSmall

    Mercury Fallen Review Score

    Pending critic evaluation. Check back soon for the official verdict.

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