How many people are playing Book Inside right now?

Book Inside has 0 players on Steam right now, with a 24-hour peak of 1 and an all-time peak of 1 on 8 Sep 2026.

What is the all-time peak player count of Book Inside?

1 concurrent players on 8 Sep 2026.

When was Book Inside released on Steam?

Book Inside was released on Steam on 17 Feb 2026.

Status

SteamPeaks

Book Inside

GameApp ID 4,369,140by Team. Open BookReleased 17 Feb 2026

WindowsEngine —

View on SteamSteamCompare

App ID4,369,140

Release date17 Feb 2026

Engine—

Install size6.82 GB

TypeGame

Last update4 Mar 2026

Steam Deck—

DLC0

DeveloperTeam. Open Book

Changenumber36,631,845

Price—

Packages0

PublisherTeam. Open Book

SystemsWindows

Followers—

Depots2

Compare this game

Book Inside

Team. Open Book
Released 17 Feb 2026·App 4369140

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

8 Sep 2026

Update cadence · public branch

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PICS live

188 days

Since last public build

4 Mar 2026, 12:41 UTC

—

Median interval

Pattern appears after five builds

Builds in 30 days

0 with patch notes · 0 unannounced

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Downloaded in 30 days

Quiet · no builds in 30 days

All 1 builds since 2026 · UTC

When Team. Open Book ships

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0369121518

Book Inside Patches · SteamPeaks

Book Inside

Builds

All public

Major patches only

Date	Day	Time	Patch title	Build ID	Branch	Depots	Download Δ
4 Mar 2026	Wed	12:41	No patch notes · unannounced build	22194832	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

Book Inside

When Team. Open Book ships

Book Inside

When Team. Open Book ships

Patch notes

Builds