How many people are playing SYSTEM 21 Demo right now?

SYSTEM 21 Demo is app 5140490 on Steam. Player counts appear once the tracker has sampled it.

What is the all-time peak player count of SYSTEM 21 Demo?

6 concurrent players on 22 Oct 2026.

When was SYSTEM 21 Demo released on Steam?

SYSTEM 21 Demo was released on Steam on 6 Oct 2026.

SYSTEM 21 Demo

DemoApp ID 5,140,490by System Forge StudiosReleased 6 Oct 2026

Playing now

0

Launch peak so far

6

23:30 UTC · 23 Oct 2026steampeaks.com

Windows · macOSEngine —

View on SteamSteamCompare

App ID5,140,490

Release date6 Oct 2026

Engine—

Install size61.7 MB

TypeDemo

Last update1 Oct 2026

Steam Deck—

DLC0

DeveloperSystem Forge Studios

Changenumber40,064,546

Price—

Packages0

PublisherSystem Forge Studios

SystemsWindows · macOS

Followers—

Depots2

Compare this game

SYSTEM 21 Demo

System Forge Studios
Released 6 Oct 2026·App 5140490

Steam user reviews

Not enough reviews yet

0 so far · summary at 10

SteamPeaks Rating

Not enough reviews yet

Rated from 10 reviews

How it works

Last seen

0

Sampled 19 minutes ago · not a live figure

—of peak

Launch peak so far

6

17:55 UTC

Launch

Unlocked 6 Oct 2026, 17:00 UTC

17 days ago · tracking every five minutes

Regional unlocks · UTC

Global unlock

Live standing

Launch peak 6 so far

Hour 414 of the launch window

Steam charts

Playing now

—

24-hour peak

3

All-time peak

622 Oct 2026

30-day average

0

Rank right now

—

Updated 23 Oct 2026, 23:30 UTCData by SteamPeaks.com

SteamPeaks.com

Drag across the chart to zoom · double-click to reset

SYSTEM 21 Demo

Monthly breakdown

Updated 23 Oct 2026, 23:30 UTC

Month	Average	Gain	% Gain	Peak
Oct 2026	0	—	—	6

Share of launch peak · since 6 Oct 2026

Launch retention

Open in CompareUpdated 23 Oct 2026, 23:30 UTC

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Now · of launch peak

0

Days above 1,000,000 in 2026

6

Weekend peak this week

Milestone	SYSTEM 21 Demo	Genre median
Launch peak	6	—
Hour 1	—	—
Hour 24	—	—
Hour 72	—	—
Day 7	—	—
Now	—	—

Daily peak · last 14 days	Peak
Fri 9 Oct	0
Sat 10 Oct · weekend	1
Sun 11 Oct · weekend	1
Mon 12 Oct	0
Tue 13 Oct	1
Wed 14 Oct	0
Thu 15 Oct	1
Fri 16 Oct	1
Sat 17 Oct · weekend	1
Sun 18 Oct · weekend

Followers · last 12 months

1m 3m 6m 1y All

Daily from the first store poll

Not enough samples yet. The line appears once a few readings are in.

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Followers

—

Last 7 days

—

Last 30 days

—

Most followed rank

Steam store

Store data

Lists refresh every 6 hours

—

Concurrent players rank

Among apps sampled in the last 15 minutes

—

Top sellers rank

Not in the weekly top 100

—

Wishlist activity rank

Wishlist list arrives with the store rankings job

—

Most followed rank

Among apps with a follower count

Twitch viewers · last 7 days

No Twitch category matched yet

No live streams found for this game in the last 7 days, or Twitch has no matching category.

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Viewers now

—

7-day peak

—

Viewers per 1,000 players

—

Live channels

Estimates · not Steam data

Owner estimates

Calibrated 11 Oct 2026

Every figure here is derived, shown as a range, and links to its method. Steam does not publish owner counts.

Source	Estimated owners	Method	Confidence
SteamPeaks	Fewer than 50 reviews: not estimated	Reviews × k, calibrated on announced figures · How it works	—