How many people are playing Massive Collapse Demo right now?

Massive Collapse Demo has 0 players on Steam right now, with a 24-hour peak of 2 and an all-time peak of 17 on 8 Oct 2026.

What is the all-time peak player count of Massive Collapse Demo?

17 concurrent players on 8 Oct 2026.

When was Massive Collapse Demo released on Steam?

Massive Collapse Demo was released on Steam on 1 Oct 2026.

Status

SteamPeaks

Massive Collapse Demo

DemoApp ID 5,220,590by Modern Mammoth GamesReleased 1 Oct 2026

Playing now

Launch peak so far

06:36 UTC · 19 Oct 2026steampeaks.com

WindowsEngine —

View on SteamSteam

App ID5,220,590

Release date1 Oct 2026

Engine—

Install size4.56 GB

TypeDemo

Last update18 Oct 2026

Steam DeckUnknown

DLC0

DeveloperModern Mammoth Games

Changenumber39,954,577

PriceFree

Packages1

PublisherModern Mammoth Games

SystemsWindows

Followers—

Depots1

Compare this game

Massive Collapse Demo

Modern Mammoth Games
Released 1 Oct 2026·App 5220590

Steam user reviews

Not enough reviews yet

1 so far · summary at 10

SteamPeaks Rating

Not enough reviews yet

Rated from 10 reviews

How it works

Playing now

+0 vs. yesterday

0.0%of peak

Launch peak so far

00:59 UTC

Launch

Unlocked 1 Oct 2026, 17:00 UTC

18 days ago · tracking every five minutes

Regional unlocks · UTC

Global unlock

Live standing

Launch peak 17 so far

Hour 421 of the launch window

Store fields that changed

Store history

4 changes

When	Field	Change
16 Oct 2026, 22:48 UTC	headerImage	e3cce7a0…/header.jpg?t=1790863016 → 29fcec3f…/header.jpg?t=1792166020
7 Oct 2026, 08:45 UTC	comingSoon	true → false
7 Oct 2026, 08:45 UTC	headerImage	e3cce7a0…/header.jpg?t=1790359011 → e3cce7a0…/header.jpg?t=1790863016
7 Oct 2026, 08:45 UTC	achievementsTotal	— → 97

Massive Collapse Demo Store History · SteamPeaks