How many people are playing This World Unknown right now?

This World Unknown is app 521540 on Steam. Player counts appear once the tracker has sampled it.

What is the all-time peak player count of This World Unknown?

1 concurrent players on Aug 2026.

When was This World Unknown released on Steam?

This World Unknown was released on Steam on 2 Sep 2016.

Status

SteamPeaks

This World Unknown

GameApp ID 521,540by ebi-himeReleased 2 Sep 2016

View on SteamSteamCompare

App ID521,540

Release date2 Sep 2016

Engine—

Install size643 MB

TypeGame

Last update24 Nov 2018

Steam Deck—

DLC0

Developerebi-hime

Changenumber34,833,099

Price$7.99

Packages0

Publisherebi-hime

SystemsWindows · macOS · Linux

Followers—

Depots1

Compare this game

This World Unknown

ebi-hime
Released 2 Sep 2016·App 521540

Steam user reviews

Mostly Positive

74.1%· 58 reviews

Recent —

SteamPeaks Rating

64.1 Mixed

Recent 30 days —

How it works

Last seen

Sampled 3 hours ago · not a live figure

—of peak

All-time peak

Aug 2026

Update cadence · public branch

RSS Follow on Discord Add alert

PICS live

2847 days

Since last public build

24 Nov 2018, 10:59 UTC

—

Median interval

Pattern appears after five builds

Builds in 30 days

0 with patch notes · 0 unannounced

—

Downloaded in 30 days

Quiet · no builds in 30 days

All 1 builds since 2018 · UTC

When ebi-hime ships

Click a cell to filter the builds table

036912151821

This World Unknown Patches · SteamPeaks

This World Unknown

Builds

All public

Major patches only

Date	Day	Time	Patch title	Build ID	Branch	Depots	Download Δ
24 Nov 2018	Sat	10:59	No patch notes · unannounced build	3336306	public	1	—

public branch · shipped todayother branchwide buildhas patch notes

Showing 1 of 1 builds · Δ is the compressed download for the public branch, available once the depot worker runsLoad older builds

This World Unknown

When ebi-hime ships

This World Unknown

When ebi-hime ships

Patch notes

Builds