HOI4 Tools

About

About HOI4 Tools

HOI4 Tools is an unofficial fan-made tool site for checking division, plane, ship, and related Hearts of Iron IV stats.

What can you do here?

Division Designer

Combine combat and support battalions with equipment, research, and doctrine settings to compare division results.

Plane Designer

Combine airframe, role, engine, weapon, and special modules to inspect aircraft performance.

Ship Designer

Inspect hulls, module slots, production cost, strategic resources, and doctrine effects together.

Quick start

  1. 1Choose a tool and name the design.
  2. 2Choose research settings, then place equipment or modules in the available slots.
  3. 3Review the results and save the design if you want to keep it in this browser.

Data scope

Calculations use the local HOI4 data and interpretation logic maintained by this tool. Game version, mod, and patch differences can produce different results, so please report important mismatches.

Division Designer
HOI4 Case Green v1.18.2.0.41f5
Plane Designer
v1.19.2.0
Ship Designer
v1.18.2.0

Unofficial Fan-Site Notice

HOI4 Tools is an unofficial fan-made tool site for Hearts of Iron IV. It is not affiliated with, sponsored by, endorsed by, or approved by Paradox Interactive AB. Hearts of Iron IV and related trademarks, game data, and game assets belong to Paradox Interactive AB.