Hearts of Iron IV cover art — Steam
Cover: Steam / Paradox Development Studio

Hearts of Iron IV — Latest Updates & Patch Notes

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Hearts of Iron IV is #49 on Steam with a 24h peak of 44,302; 21,336 playing when sampled at 23:40 UTC. Latest official patch in our feed: HOI IV | Patch 1.19.3 (Sep 17, 2026). As of Oct 22, 2026.

Latest official update

· Steam · Official

HOI IV Dev Diary | Romania: A Flawed Democracy

Generals! Greetings, I’m Norrman and I’ve been working with Marijn and Alex on the upcoming Romania Focus Pack and I will cover the first part of this Dev Diary. Some quick notes about me before I move on to the content that has been my main focus. I’ve been playing Hearts of…

See update details ↓

Data from Steam · Last updated Oct 22, 2026 · Refreshed daily

Steam rank
#49
24h peak
44K
Steam weekly chart change
−1 place

Weekly change is vs last week on Steam's chart. History below compares exact dates in our recorded snapshots.

Latest updates & patch notes

19 English-language official updates in the last 90 days.

  1. News Steam · Official

    HOI IV Dev Diary | Romania: A Flawed Democracy

    Generals! Greetings, I’m Norrman and I’ve been working with Marijn and Alex on the upcoming Romania Focus Pack and I will cover the first part of this Dev Diary. Some quick notes about me before I move on to the content that has been my main focus. I’ve been playing Hearts of…

    Read on Steam →

  2. Also patched today

    All patches

    Official Patch / Release posts · 2026-10-22 UTC

  3. News Steam · Official

    Dev Corner & Open Beta: Energy #2

    Hello again! After a lot of reactions last week, we’ve made some changes. We are still not sure if we should release this or not, but based on the reactions we also decided to make this an open beta. Changes since last dev corner: Power plants now fulfill a state slot instead of…

    Read on Steam →
  4. News Steam · Official

    HOI IV Dev Corner | Strikes!

    Hello there! Your feedback has been much appreciated, both with civil wars and old Canada content. So I come here once again to ask you what do you think about…. Strikes! (As in the labour history, workers striking for better rights) I’m particularly curious about what you feel…

    Read on Steam →
  5. Event Steam · Official

    Steam Autumn Sale 2026

    Generals! We've received communications from our Allied Headquarters, that indicates Hearts of Iron IV and its associated DLCs will be taking part with the Steam Autumn Sale! Take advantage of this recent development, and secure additional frontlines for the war effort.

    Read on Steam →
  6. News Steam · Official

    HOI IV Dev Corner | Energy

    Generals! Something different, not planned for any expansion, but perhaps a future war effort. We added coal to the game as part of the free update released with No Compromise, No Surrender. However, coal did not end up where we really wanted it, and we ended up nerfing its…

    Read on Steam →
  7. News Steam · Official

    HOI IV Dev Corner - Old Canada Questions Before New Canada

    Generals! Another week, another Dev Corner. Read through and give us your relevant feedback. Hello all! I'm the content designer working on Canada (obviously the most important nation in the DLC), and I'm well underway but I'd figure I'd swing by and ask you some questions about…

    Read on Steam →
  8. News Steam · Official

    HOI IV Dev Corner | The Great Depression

    Hey, folks! This is your friendly neighborhood ImaginedPanda, content designer on Heart of Iron, coming to you with today's Dev Corner. For our current iteration we will be talking about economic woes or how I stopped worrying and started to love The Great Depression. As you…

    Read on Steam →
  9. Patch Steam · Official

    HOI IV | Patch 1.19.3

    Generals! With the weather becoming more gloomy and the summer on its way out, we bring the last “Summer” release. This will be the last patch that specifically targets Thunder at our Gates and brings a few additional pieces of content for the countries that were introduced with…

    Read on Steam →
  10. News Steam · Official

    HOI IV Dev Corner | One if by Land, Two if by Sea, Three if by…Air?

    Hi all, and welcome to the next installment of our 2026 Dev Corners. Your feedback on ideas in early development, including my prior ones on army quality and airborne troops, is very helpful to us. I hope I can benefit from your input once more. As you can likely surmise by the…

    Read on Steam →
  11. News Steam · Official

    HOI IV Dev Corner | Industrial Might & Military Production

    Generals! Welcome to an additional Dev Corner on Military Production. Hello, I am Zwirbaum, Game Designer for Hearts of Iron, and welcome to this Dev Corner about Industry. This is a follow-up to the Military Production Dev Corner since you had a lot of feedback around it. We…

    Read on Steam →
  12. News Steam · Official

    Studio Gold Update | September 2026

    Hello Generals, Admirals and Air Chief Marshals! Swedish summer is over, and we were blessed as it lasted a good 5 weeks. We’d already started work on the 1.19.3 patch before, and we’ve been at work putting the finishing touches for the last several weeks. And while dates are…

    Read on Steam →
  13. News Steam · Official

    HOI IV Dev Corner | Inlay Windows & Congress

    Hello there! Welcome to the next Dev Corner, where we might present something we’re working on or gauging people’s thoughts on mechanics and other things. Those of you who have been keeping up with our trailers, teasers, and dev corners have probably figured out that we’re…

    Read on Steam →
  14. Patch Steam · Official

    HOI IV | Open Beta SE™ Update 3.03

    Generals! Hello, I’m Zwirbaum, Game Designer for Hearts of Iron, and I want to welcome you to yet another Open Beta SE™ (Not really trademarked) Update for Hearts of Iron IV. This week I am bringing more of the experimental features and changes, which may or may not end up in…

    Read on Steam →

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Recent updates in similar games

Newest saved official announcements from games sharing Steam store tags or genres. Dates show when the developer published each post.

Also moving today

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Last 14 days on Steam

Tracked since Aug 13, 2026 · best observed rank #38 (Sep 19, 2026) · 65 recorded days.

As of . 27 of the last 30 days recorded.

Rank changes compare with our own dated snapshots: the 7-day figure is vs our snapshot 7 days ago. Steam’s weekly chart comparison uses a separate source.

Rank vs yesterday
Unchanged
Rank vs 7 days ago
Down 3 places
Rank vs 30 days ago
Down 11 places
30-day best peak
64,850
30-day average peak
52,651
24-hour player peaks · min 44,302 · max 64,850 players · gaps are not interpolated
Last 14 calendar days · rank and 24-hour concurrent player peak
Date (UTC)Rank24h peak
No snapshot
#4944,302
#4944,416
#4457,286
#4362,447
#4454,599
No snapshot
#4646,187
No snapshot
#4947,985
#4760,610
#4464,850
#4753,598
#4748,171

27 peak samples in the 30-day average. Missing, excluded and unobserved days are not counted; chart absence does not prove zero players.

In the news (2)

Third-party reporting, separate from official developer announcements.

  1. Rock, Paper, Shotgun

    "We clearly handled that responsibility poorly": Paradox ban Discord profile pics of historical figures born after 1800, after bust-up with Hearts of Iron 4 players over Atatürk banning

    Hearts of Iron 4 developers Paradox Interactive have prohibited the use of Discord profile pictures of historical figures born after 1st January 1800, save for official in-game portraits, amid an uproar caused by a moderator banning somebody for using a photograph of Republic of…

    Read on Rock, Paper, Shotgun →
  2. PCGamesN

    The next Hearts of Iron 4 expansion is delayed, as Paradox tries to reduce "mental overhead"

    Paradox is going to "take extra time" for the next Hearts of Iron 4 expansion, but a Romania DLC is coming soon for the WW2 strategy game. Read the full story on PCGamesN: The next Hearts of Iron 4 expansion is delayed, as Paradox tries to reduce "mental overhead"

    Read on PCGamesN →

Game overview

Victory is at your fingertips! Your ability to lead your nation is your supreme weapon, the strategy game Hearts of Iron IV lets you take command of any nation in World War II; the most engaging conflict in world history.

Steam rank
#49 ▼
Peak (24h)
44K
Genre
Simulation, Strategy
Developer
Paradox Development Studio
Released
Jun 6, 2016
Price
$49.99
Metacritic
83
Recommendations
329K

View Hearts of Iron IV on Steam →

Screenshots

Hearts of Iron IV screenshot Hearts of Iron IV screenshot Hearts of Iron IV screenshot Hearts of Iron IV screenshot

About Hearts of Iron IV

Take charge of history’s greatest war machines in Hearts of Iron IV , a grand strategy wargame that challenges your strategic abilities and political insight. Refight World War II at the head of nation from the time period, building up an industrial powerhouse and a diplomatic alliance that will effectively wage war on ideological opponents. Hearts of Iron IV is more than a historical simulation. Alternate historical paths open up with almost every decision you make, from small ones such as where to launch your attack to crack open Fortress Europe, to large ones, such as whether to re-establish democracies or long forgotten monarchies. In…

Game details

System requirements (minimum)
Minimum: OS: Windows® 10 Home 64 Bit Processor: Intel® Core™ i5 750 | AMD® FX 4300 Memory: 4 GB RAM Graphics: Nvidia® GeForce™ GTX 470 (1.28GB) | AMD® HD 5850 (1GB) | Intel Iris Xe G7 (Tiger Lake) | AMD® Radeon™ RX Vega 11 DirectX: Version 9.0c Storage: 2 GB available space Sound Card: Direct X- compatible soundcard. Additional Notes: Mouse and keyboard are required. / Latest available WHQL drivers from both manufacturers/ Internet Connection or LAN for…
Languages
English, French, German, Polish, Portuguese - Brazil, Russian, Spanish - Spain, Japanese, Simplified Chinese, Korean
DLC
24 available on Steam
Official site
www.heartsofiron4.com/

Frequently asked questions

Is Hearts of Iron IV free to play?
Hearts of Iron IV is listed at $49.99 on Steam.
What is the latest Hearts of Iron IV update?
The most recent official update in our feed is "HOI IV Dev Diary | Romania: A Flawed Democracy" (Oct 22, 2026), categorized as News. Generals! Greetings, I’m Norrman and I’ve been working with Marijn and Alex on the upcoming Romania Focus Pack and I will cover the first part of this Dev Diary. Some quick notes about me before I move on to the content that has been my main focus. I’ve been playing Hearts of…
How many people play Hearts of Iron IV?
Hearts of Iron IV is #49 on Steam with a 24h peak of 44,302; 21,336 playing when sampled at 23:40 UTC. Latest official patch in our feed: HOI IV | Patch 1.19.3 (Sep 17, 2026). As of Oct 22, 2026.
When was Hearts of Iron IV released?
Hearts of Iron IV was released on Jun 6, 2016 by Paradox Development Studio.
What kind of game is Hearts of Iron IV?
Hearts of Iron IV is a Simulation, Strategy game, featuring single-player, multi-player, co-op.

24-hour peak player counts and update notes are pulled from Steam's public data and refreshed daily (last refresh: Oct 22, 2026). Official announcements and third-party reporting are labelled separately; follow the source links for full notes. Hearts of Iron IV and all related assets are trademarks of their respective owners.