How many people are playing Nuclear Design Bureau right now?

Nuclear Design Bureau has 435 players on Steam right now, with a 24-hour peak of 514 and an all-time peak of 514 on 15 Sep 2026.

What is the all-time peak player count of Nuclear Design Bureau?

514 concurrent players on 15 Sep 2026.

When was Nuclear Design Bureau released on Steam?

Nuclear Design Bureau was released on Steam on 15 Sep 2026.

Status

SteamPeaks

Nuclear Design Bureau

GameApp ID 4,190,240by Design Bureau KB-11Released 15 Sep 2026

WindowsEngine —

View on SteamSteam

Launch

Unlocked 15 Sep 2026, 17:00 UTC

8 hours ago · tracking at minute resolution

Regional unlocks · UTC

Global unlock

Live standing

Launch peak 514 so far

Hour 8 of the launch window

Update cadence · public branch

RSS Follow on Discord Add alert

PICS live

0 days

Since last public build

15 Sep 2026, 21:12 UTC

0 days

Median interval

Usually Tue, 06:00–08:00 UTC

Builds in 30 days

0 with patch notes · 4 unannounced

—

Downloaded in 30 days

Not quiet · on schedule

All 10 builds since 2026 · UTC

When Design Bureau KB-11 ships

Click a cell to filter the builds table

0369121518

Nuclear Design Bureau Patches · SteamPeaks

Nuclear Design Bureau

Builds

All public previousbuild proton

Major patches only

Date	Day	Time	Patch title	Build ID	Branch	Depots	Download Δ
15 Sep 2026new	Tue	21:12	No patch notes · unannounced build	25332369	public	1	—
15 Sep 2026new	Tue	19:46	No patch notes · unannounced build	25330528	proton	1	—
15 Sep 2026new	Tue	19:02	No patch notes · unannounced build	25330188	public	1	—
15 Sep 2026new	Tue	18:40	No patch notes · unannounced build	25329759	proton	1	—
15 Sep 2026new	Tue	11:45	No patch notes · unannounced build	25316924	previousbuild	1	—
15 Sep 2026new	Tue	11:43	No patch notes · unannounced build	25321653	public	1	—
15 Sep 2026new	Tue	07:08	No patch notes · unannounced build	25316924	proton	1	—
15 Sep 2026new	Tue	06:41	No patch notes · unannounced build	25316542	proton	1	—

public branch · shipped todayother branchwide buildhas patch notes

Showing 8 of 10 builds · Δ is the compressed download for the public branch, available once the depot worker runsLoad older builds

Nuclear Design Bureau

When Design Bureau KB-11 ships

Nuclear Design Bureau

When Design Bureau KB-11 ships

Patch notes

Builds