How many people are playing S.E.M.I. – Side Effects May Include right now?

S.E.M.I. – Side Effects May Include is app 3957560 on Steam. Player counts appear once the tracker has sampled it.

What is the all-time peak player count of S.E.M.I. – Side Effects May Include?

4 concurrent players on 12 Sep 2026.

When was S.E.M.I. – Side Effects May Include released on Steam?

S.E.M.I. – Side Effects May Include was released on Steam on 23 Jan 2026.

Status

SteamPeaks

S.E.M.I. – Side Effects May Include

GameApp ID 3,957,560by Two Horn UnicornReleased 23 Jan 2026

WindowsEngine —

View on SteamSteamCompare

App ID3,957,560

Release date23 Jan 2026

Engine—

Install size1004 MB

TypeGame

Last update2 Feb 2026

Steam Deck—

DLC1

DeveloperTwo Horn Unicorn

Changenumber34,988,000

Price—

Packages0

PublisherTwo Horn Unicorn

SystemsWindows

Followers—

Depots1

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S.E.M.I. – Side Effects May Include

Two Horn Unicorn
Released 23 Jan 2026·App 3957560

Steam user reviews

Very Positive

85.7%· 112 reviews

Recent —

SteamPeaks Rating

65.1 Mixed

Recent 30 days —

How it works

Last seen

Sampled 16 minutes ago · not a live figure

—of peak

All-time peak

12 Sep 2026

Full details

Everything about S.E.M.I. – Side Effects May Include

Export CSVUpdated 7 Sep 2026, 17:35 UTC

Identity

Name

S.E.M.I. – Side Effects May Include

App ID

3,957,560

Type

Game

Developer

Two Horn Unicorn

Publisher

Two Horn Unicorn

Franchise

—

Availability

Release date

23 Jan 2026

Last update

2 Feb 2026, 11:24 UTC · 7 months ago

Last changenumber

34,988,000

Early Access

Family sharing

Eligible

Store page

None

Prices

S.E.M.I. – Side Effects May Include Full Details · SteamPeaks