How many people are playing Castle Constructor right now?

Castle Constructor has 0 players on Steam right now, with a 24-hour peak of 2 and an all-time peak of 2 on 6 Sep 2026.

What is the all-time peak player count of Castle Constructor?

2 concurrent players on 6 Sep 2026.

Castle Constructor was released on Steam on 27 Mar 2024.

Update cadence · public branch

PICS live

86 days

Since last public build

12 Jun 2026, 20:08 UTC

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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

Click a cell to filter the builds table

036912151821

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FewerMorePeak cell: Fri 20:00 · 1 builds

Builds per year

20261

25 published · from the developer’s Steam news feed

Latest 3 months ago

Published	Title	Build
3 months ago	1.2.6 Patch A small patch just to fix a couple reported issues. As usual let me know if you encounter any issues with the update. · Seaside level had an extra center tile. This resulted in spawner blocks being unable to send units to the keep. · Added back in the ability to switch to a more top down view using the 'v' key.	23708030
8 months ago	1.2.5 Patch Another small patch. · Updated Unity editor and the pathfinding package to solve a few issues. · The in-game bug reporter has been depreciated. Please send further bug reports via email ([email protected] , the discord, or steam discussions. · Edit: Also fixed the left arrow in endless level selection.	21372252
11 months ago	1.2.4 Patch A small patch to fix the unity security issue that was recently found as well as update to the latest version of unity and the pathfinding system. If you encounter any bugs or issues please report them using the in game bug reporting tool, in the discord, or here on Steam in discussions.	20455014
16 months ago	1.2.3 Patch A small patch to fix an issue with the tech tree panel where the trees did not scale properly for certain screen sizes and could end up off screen.	18432464
17 months ago	1.2.2 Patch

Castle Constructor

Major patches only

Date	Day	Time	Patch title	Build ID	Branch	Depots	Download Δ
12 Jun 2026	Fri	20:08	1.2.6 Patch	23708030	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