How many people are playing Substructure Playtest right now?

Substructure Playtest has 0 players on Steam right now, with a 24-hour peak of 3 and an all-time peak of 3 on 7 Oct 2026.

What is the all-time peak player count of Substructure Playtest?

3 concurrent players on 7 Oct 2026.

When was Substructure Playtest released on Steam?

Substructure Playtest was released on Steam on 27 Jan 2026.

Status

SteamPeaks

Substructure Playtest

BetaApp ID 4,156,950Released 27 Jan 2026

Playing now

All-time peak

06:35 UTC · 8 Oct 2026steampeaks.com

View on SteamSteamCompare

App ID4,156,950

Release date27 Jan 2026

Engine—

Install size148 MB

TypeBeta

Last update5 Mar 2026

Steam Deck—

DLC0

Developer—

Changenumber39,305,160

Price—

Packages0

Publisher—

SystemsWindows · Linux

Followers—

Depots2

Compare this game

Substructure Playtest

Released 27 Jan 2026·App 4156950

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

Playing now

+0 vs. yesterday

0.0%of peak

All-time peak

7 Oct 2026

Steam user reviews · 0 written

Updated 4 Oct 2026, 11:54 UTC

SteamPeaks Rating

New

Needs ten reviews

Positive share

—No user reviews

Last 30 days

—

No reviews in the last 30 days

Played before writing

—

Sampling starts with the review poller

Reviews per day

—

From Valve’s daily histogram

How sentiment moved · share of new reviews that were positive

Awaiting the histogram

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

Positive shareReviews writtenLifetime shareDrag across the chart to zoom · double-click to reset

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Substructure Playtest Reviews · SteamPeaks

Substructure Playtest

Substructure Playtest

Who is reviewing

Review history