01 / YOUR OPENING, ON THE TABLE

Think a few moves ahead.

Pick a faction. Walk through an opening. See where a note can change the next decision.

BUILD ORDER STUDIOInteractive example

Step 1 / 5

Pioneer Squad

Changes stay in this demo tab. Nothing is uploaded.

Illustrative steps and timings, not a recommended build or a live balance guide. Unit names and icons come from the app’s bundled 2.5.3 dataset.

INSIDE THE DESKTOP APP

Three small previews. Much more in the app.

Sample data. These previews do not publish messages, download files or install updates.

DEMO / BUILD COMPANION

Your next step, at a glance

Pioneer Squad

Capture the safe connection first. Keep an eye on the other flank.

DEMO / COMMUNITY CHAT

A good word for your team

Studio Guide · automated moderator

Kestrel › sample profile

You're a great player.
DEMO / APP UPDATES

Updates on your terms

An in-app notice. Optional downloads and installation when you exit.

Local demonstration — no download

Get the full tools, saved work and your own plans in Studio for Windows.

Download

03 / KNOW THE GROUND

Every opening needs a route.

Explore a real multiplayer map, sketch a capture route, or switch to the historical context behind its location.

Interactive example
Taranto Coastline
40.464° N · 17.247° ERoute points: 0

04 / ASK A BETTER MATCHUP QUESTION

What changes with veterancy?

Try one small part of Unit vs Unit. The desktop tool adds equipment, cover, target facing and saved comparisons.

WEHRMACHT

Grenadier Squad

—Estimated direct-fire DPS
VS20540

US FORCES

Riflemen Squad

—Estimated direct-fire DPS

Stationary squads, open ground, default equipment. Uses the desktop calculator and bundled 2.5.3 data. Unsupported effects remain unmodelled; these numbers do not predict a winner. Some effects are not modelled.

READY FOR YOUR NEXT SESSION

Your workshop, on your desktop.

The complete Windows studio. Steam sign-in required; local builds and personal media are preserved.

Version 3.1.0 is prepared. The download button will be enabled when the release operator publishes a verified installer URL.

Upcoming release

CoH3 Build Studio 3.1.1

OS
Windows x64
Release date
2 October 2026
Installer size
379.7 MB (379,720,760 B)
da45d0d1e9665ca49f037379c66fe66274da900ccd2b49e209570c015b604e34

COH3 BUILD STUDIO 2.2.0

See the desktop workshop.

Video walkthrough coming soon. These are actual screenshots of the 2.2.0 app with an illustrative build.

Build export controls and the Command dossier layout.
Build export controls and the Command dossier layout.
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