Hearts of Iron III: Semper Fi
Developed by Paradox Development Studio · Published by Paradox Interactive
At a glance
Overview
A strategy game by Paradox Development Studio, published by Paradox Interactive — multi-player, co-op.
Steam’s own one-line description: “It’s time to dust off the field marshal's baton and take command of any nation in World War II; the largest conflict in history. The first expansion to the critically acclaimed Hearts of Iron III lets you take charge - or delegate - at any level, from division to nation, through a variety of scenarios.” — developer/publisher text via the Steam store page.
Reception & community
Review sentiment, ownership and peak-concurrent estimates via SteamSpy; tags are player-voted on Steam. Estimates change over time.
Features & modes
Derived from the gameplay modes and feature categories Steam lists for Hearts of Iron III: Semper Fi.
| Feature | Supported |
|---|---|
| Single-player | No |
| Multiplayer | Yes |
| Co-op | Yes |
| Online co-op | No |
| PvP | No |
| Cross-platform multiplayer | No |
| Full controller support | No |
| Partial controller support | No |
| Steam Cloud saves | No |
| Steam Achievements | No |
System requirements (PC)
As published on the Steam store page. Requirements can change between updates.
Minimum
- OS *: Windows XP/Vista/7
- Processor: Intel Pentium IV 2.4 GHz or AMD 3500+ (quad core)
- Memory: 2Gb RAM
- DirectX®: DirectX 9.0c or better
- Hard Drive: 2GB HDD space
- Sound: DirectX-Compatible soundcard
- Video: GeForce 8800 or ATI Radeon X1900 videocard
- Contoller Support: 3-button mouse, keyboard and speakers
Supported languages (1)
Hearts of Iron III: Semper Fi FAQ
Answered from the official Steam listing as of June 2026. Where something hasn't been announced, we say so rather than guess.
What kind of game is Hearts of Iron III: Semper Fi?
Steam classifies Hearts of Iron III: Semper Fi as a Strategy game, developed by Paradox Development Studio. It’s time to dust off the field marshal's baton and take command of any nation in World War II; the largest conflict in history. The first expansion to the critically acclaimed Hearts of Iron III lets you take charge - or delegate - at any level, from division to nation, through a variety of scenarios.
How much does Hearts of Iron III: Semper Fi cost?
As of June 2026, Steam lists Hearts of Iron III: Semper Fi at $2.49. Prices and regional pricing change — check the Steam page for the current figure.
Is Hearts of Iron III: Semper Fi single-player or multiplayer?
Steam lists these modes for Hearts of Iron III: Semper Fi: Multi-player, Co-op. It’s built around multiplayer — Steam doesn’t list a dedicated single-player mode.
Is Hearts of Iron III: Semper Fi on PlayStation, Xbox, or Switch?
Our data comes from the Steam (PC) store, which lists Hearts of Iron III: Semper Fi for Windows. Console availability isn’t in our Steam-sourced data — check the official site or the console store.
Is Hearts of Iron III: Semper Fi out yet?
Yes — Steam lists a release date of Jun 7, 2010.
What platforms is Hearts of Iron III: Semper Fi on?
Hearts of Iron III: Semper Fi is listed for Windows on the Steam (PC) store. Console availability isn't covered by Steam's PC store data — check the official channels.
Is Hearts of Iron III: Semper Fi single-player or multiplayer?
Steam lists these modes: Multi-player, Co-op.
How much does Hearts of Iron III: Semper Fi cost?
Steam lists it at $2.49.
What is Hearts of Iron III: Semper Fi's Metacritic score?
Hearts of Iron III: Semper Fi has a Metacritic score of 65/100, per the Steam store listing.
Who made Hearts of Iron III: Semper Fi?
Hearts of Iron III: Semper Fi is developed by Paradox Development Studio and published by Paradox Interactive.
Where to get Hearts of Iron III: Semper Fi
We don't sell games or track prices — this links to the official Steam store page.
View on Steam →Listing details from Valve's public Steam store data · official site. Not affiliated with Valve/Steam, Paradox Interactive.