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Hearts of Iron IV

Hearts of Iron IV Steam news

Paradox Development Studio | Jun 6, 2016 | game

Released

29,329players observed · 6 October 2026 - 21:18:50 UTC

SimulationStrategyWorld War IIGrand StrategyWarSteam Store

  • Latest observed players29.3K · 6 October 2026 - 21:18:50 UTC
  • SteamPulse tracked peak93,196
  • Units sold (VGI)No data available
  • Revenue (VGI)No data available
  • Review score90% positive

Hearts of Iron IV news collects recent Steam feed items, update posts, and announcements that SteamPulse can associate with this app.

  • Latest observed players29.3K · 6 October 2026 - 21:18:50 UTC
  • SteamPulse tracked peak93,196
  • Units sold (VGI)No data available
  • Revenue (VGI)No data available
  • Review score90% positive
  • Total reviews377,014
  • Release dateJun 6, 2016
  • DeveloperParadox Development Studio
  • PublisherParadox Interactive

Genres: Simulation, Strategy

Company pages: Developer: Paradox Development StudioPublisher: Paradox Interactive

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Hearts of Iron IV Steam news

Hearts of Iron IV news collects recent Steam feed items, update posts, and announcements that SteamPulse can associate with this app.

Latest Steam announcements

  • HOI IV Dev Corner | Strikes! - 6 October 2026

    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 about the generic strikes (low stability) vs country specific strikes (like Australia’s communist paths) What do you think about the generic strike events? What times do you think country specific strikes have been done A. Well? B. Poorly? And why? And finally some specific questions. When do you, as a player, want to strike? And what do you think the current system(s) lack in this regard? Would you want strikes to be overhauled (probably not for this expansion, if at all!) into a more complex system? And if so, what would you like to see? What do you think strikes in HoI4 get right, and what does it miss? /pdx_b…

  • Steam Autumn Sale 2026 - 1 October 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.

  • HOI IV Dev Corner | Energy - 1 October 2026

    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 effects to the point where it didn't really matter anymore. Part of the feedback we received was that using coal to represent energy did not actually introduce energy production itself: dams and experimental power plants (such as Nuclear Reactors in Götterdämmerung) merely lowered power usage within a state rather than generating electricity. We are now introducing energy as a true local resource, with coal serving to empower and boost local power production. This also resolves the punishing effect the previous system had on minor nations without coal, ensuring all nations can build up their energy network and change…

  • HOI IV Dev Corner - Old Canada Questions Before New Canada - 29 September 2026

    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 the existing Canada content: Is there anything in particular you like about it? Is there anything in particular you don't like about it? Is there anything you feel is missing? When you play Canada, is there any specific type of playstyle you like, and if so why? For example, “I love creating an air force and sending them to the UK”, or “I love the idea of being a thorn in the side of my southern neighbour”? Thanks in advance, and I'm really excited about showing you more in the future™

  • "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 - 28 September 2026

    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 Turkey founder Mustafa Kemal Atatürk. Discord server members are still free to "use any official Hearts of Iron IV in-game portraits, including those from after 1800, with the exception of prominent leaders of Nazi Germany," according to a Discord post attributed to game director Laszlo "Batya" Pieper ( copied to Reddit ). In the same post, Pieper notes that "Paradox never aims to review history or take positions on political figures, and we clearly handled that responsibility poorly." Read more

  • Турецкие игроки обрушили рейтинг Hearts of Iron IV в Steam после скандальных банов в официальном Discord - 24 September 2026

    Hearts of Iron IV столкнулась с волной негативных отзывов после конфликта вокруг модерации официального Discord-сервера игры и фотографии Мустафы Кемаля Ататюрка — основателя Турецкой Республики. На момент публикации лишь 8% из более чем 20 тысяч отзывов, оставленных в Steam за последние 30 дней, являются положительными, из-за чего недавние обзоры получили статус «крайне отрицательных». При этом общий рейтинг игры остаётся значительно выше. Steam также отметил период активности с «обзорами не по теме», которые по умолчанию могут исключаться из расчёта рейтинга. Поводом для скандала стал конфликт на официальном Discord Hearts of Iron, связанный с использованием реальной фотографии Ататюрка в качестве аватара. Ситуация вызвала резкую реакцию турецкого сообщества и переросла в массовый поток отрицательных отзывов в Steam. Discord подтверждает, что сервер является официальным сообществом He…

  • HOI IV Dev Corner | The Great Depression - 22 September 2026

    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 might have gathered from other Dev Corners we are looking at how we do Industrial or Economic gameplay and we on the content side of things are thinking about how we could make the narrative side more historical, interesting and just plain fun. So why not take the biggest economic event in the general time period of Hearts of Iron as a case study? Currently we are using The Great Depression in different countries in the game as it had an impact all across the globe. Oftentimes, we tend to make these issues into National Spirits that give you a bunch of maluses that you then solve by taking a couple of focuses in you…

  • HOI IV | Patch 1.19.3 - 17 September 2026

    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 it. This patch also comes with a solid number of balance changes that were introduced from the Open Beta Summer Edition™ that we thought would be good to roll out sooner. The main reasoning for this was that there had been quite a few issues around balance that we did not address before the summer break and we did not want to push them further ahead longer than was necessary. I also want to say a big ‘Thank you’ for all the feedback we have received around the topics that we touch upon in this patch, as well as all of you who playtested the Open Beta. It is very valuable to have a wider range of testing so we ca…

  • HOI IV Dev Corner | One if by Land, Two if by Sea, Three if by…Air? - 15 September 2026

    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 content of my previous DCs, I’m a big enthusiast of the history of airborne troops. Really, if you’re into WW2 in even the slightest way, it’s impossible not to be moved by the dramatic image of lightly armed, elite troops leaping into the unknown, bypassing fortified front lines to strike directly at vulnerable points in the enemy rear. The high stakes of such operations, the extreme demands they made on the men who conducted them, and the sheer audacity of jumping out of a perfectly good airplane and landing on a gunfight…it stirs the heart. However, from the first days of airborne experimentation it was acknow…

  • HOI IV Dev Corner | Industrial Might & Military Production - 8 September 2026

    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 noticed there were a lot of concerns with regards to changing the system and because of that we want to give a bit more additional information to clarify a few things about what we are working on. Everything that you will see and hear today will be subject to change, as there will be plenty of placeholder pink art, (including my wondrous and whimsical art). Content, systems, balance, and pretty much all of it, will undergo further development and will end up looking different in the end. Instead of the usual modus operandi, I will lift our shroud of secrecy a bit, and give you a glimpse of what we have been doing s…

  • The next Hearts of Iron 4 expansion is delayed, as Paradox tries to reduce "mental overhead" - 5 September 2026

    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"

  • Studio Gold Update | September 2026 - 4 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 always subject to change our plan is to release that on September 17. Patch 1.19.3 wraps up our active post-release Thunder at our Gates work, it contains a new secret path for Australia & some additional content for late game Siam & Indonesia. Besides that it also contains a plethora of bug fixes & balancing. Next DLC? You may have seen our Romania Dev Corners, and we’re very excited about that releasing soon. On a related note, though, we have decided to delay our next major expansion. Typically we would start to talk about what is next for HoI around this time, but we looked at where we are and have made the dec…

  • HOI IV Dev Corner | Inlay Windows & Congress - 1 September 2026

    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 working on something new, and I’m here to make you folks spill the beans on what you think of certain new additions to the game, and see what we can improve to make them more engaging. Cutting straight to the point, I’m curious what you think about Germany’s Inner Circle and Japan’s Imperial Influence: what do you like, what do you dislike, and what do you feel is missing from either system? And apropos noooothing in particular, what do you guys think about the American Congress System? It’s great as is, right? Oooooor would you maybe like a rework of that? And now a sneak peek into a very much WORK IN PROGRESS thing…

  • HOI IV | Open Beta SE™ Update 3.03 - 28 August 2026

    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 the game integrated into the main branch. That’s why your feedback is important and to let me know how you feel and how it plays with the current set of changes, as well as more of those that are coming. As usual there will be more of my ramblings in the Developer Commentaries in the Patch Notes, and I will be looking at the messages across different platforms, but that is pretty much all from me in this Update, as I have to write something that will be released upon you, very quite soon. Thanks for reading, and until next time, Farewell! /Zwirbaum —— Hello, We managed to sneak in one teeny tiny core tech update wi…

  • HOI IV Dev Corner | Romania, an Industry Divided - 25 August 2026

    Hello all! In today's Dev Corner, we're diving into the economic crossroads of Romania. Like many nations in the 1930s, Romania was torn between its agrarian foundation and a push for rapid industrialization. What makes it unique, though, is the sheer scale of this divide, with over 70% of the population tied to rural agriculture,; modernizing the nation is no small feat. It will be up to you to choose how to balance this traditional landscape with the urgent need for industrial expansion. Breadbasket of Europe With vast, fertile plains, Romania for a brief period of time held the title of the "Breadbasket of Europe." Taking this branch of the focus tree leans into the civilian side of your economy. You'll prioritize agricultural output, population growth, and civilian factories over rapid rearmament. But don't underestimate this approach. Building a robust civilian base early on create…

  • HOI IV Dev Corner | Romanian Crossroads - 18 August 2026

    Greetings, generals! We are Alex, Norrman and Marijn211, modders of the game and now cooperating with Paradox, and today we’re showing you tidbits of a future DLC for… Romania! As explained below we won’t go into too much detail yet as not everything is finalized, but this also means that we can optimally incorporate your feedback. Two weeks ago we showed the International Cooperation mechanic that is intended to be the main mechanic shared between all political branches. Everything is subject to change of course, and we’ll keep in mind your feedback like not wanting to constantly maintain it, only to be repaid with insignificant rewards. Most of you will know of course that Romania’s allegiance changed during World War 2 when its dictatorship was overthrown in 1944 and it then aided the Allies. But, just like other countries in the region, their stance looked very different in 1936 and…

  • HOI IV | Open Beta SE™ Update 2 - 12 August 2026

    Generals! Hello, I’m Pdxen, Tech Lead for Hearts of Iron and I want to welcome you to the second update of the Summer Open Beta. In this update we are changing the topic from balancing to updating the tech stack of the game. A lot has happened with computers since Hoi4 was released. Back then, new CPUs used to have 4 cores and around 8 hardware threads, and all of those cores were heterogeneous. All but the lowest end CPUs have more cores and hardware threads today, and not necessarily homogeneous cores anymore. In this update we’re updating the threading libraries used in HoI4, with the aim to improve performance on some machines. Considering the fundamental change with this update and the wide variety of machines that people are playing the game on, we appreciate your help to verify that there is no unforeseen deterioration for specific hardware configurations before we push the chang…

  • HOI IV Dev Corner | Army Quality and Expertise - 11 August 2026

    Hi everyone, Jamor here again. I want to thank you for good, informed feedback and suggestions in the previous airborne dev corner. I hope I can benefit from the community’s collective insight once more. Up to this point, unit quality across the board in HOI has been fairly uniform: units from different countries level up at a broadly equal rate, and have similar limits on the XP they can gain from pre-deployment training and on-map exercises. Historical differences in military aptitude are largely modeled by static national modifiers, which don’t always allow for broad player choice and alternate history outcomes. Casualties are replaced with fully green personnel, often making sustaining a highly elite unit a futile hope. While this approach simplifies game balance, it doesn’t really facilitate the emergence of the sort of rare, legendary units that won such fame in this war of all wa…

  • HOI IV Dev Corner | National Focus Flavor - 4 August 2026

    Hello all! Today we're kicking off a new round of Dev Corners, this time turning our attention to a project we haven't touched on yet. We'll start with some early questions around ideas we have in mind, while future Dev Corners here will get a lot more specific about the country and content drafts we'd like your opinions on. Let’s start with some general design questions, just to see what kind of focus tree styles you liked and what you would want to see more of: Do you think focus trees of different countries should interact more with each other, and what sort of focuses? Shared branches are one way to achieve this of course, but perhaps there are focuses that are country-specific that you still think should synergize that currently don’t. When focus trees have optional focuses with political flavor, do you mainly prefer: national spirits that grant bonuses that fit your regime, unique…

  • HOI IV Dev Corner - Military Production - 28 July 2026

    Hello, I am Zwirbaum, Game Designer for Hearts of Iron, and it is once again the unfortunate for you my time in the dev corner spotlight. Anyways, without further ado, let’s get started with today’s topic - Military Production. And once again I will resort to acting a bit mysteriously, while asking some questions. Military Production operates on an abstracted pool of the factories, which means that you can always re-assign your factories to produce something that you need, and regardless of what is happening to your industry, your highest priority of production will be going offline last. - Do you like that system? And if so, what do you like about it? Likewise, what do you not like about it? All Factories are pretty much equal to each other, and they can build whatever they want and whatever they like. - Do you like that universal system of production, where each of the ‘military’ fact…

Patch notes and updates

S.noRelease datePatch nameGID number
16 July 2026HOI IV - Open Beta Summer Edition™1836506165575862
212 June 2026Hotfix 1.19.0.11835236783563276
310 June 2026Thunder at our Gates | Patch Notes (1.19.0)1835236783557496
413 May 2026HOI IV - Open Beta Update V1832700592786164
529 April 2026Peace For Our Time | Patch 1.18.11831432155565032
621 April 2026Peace for Our Time | Patch Notes1830163047268442
726 March 2026Warships of the Pacific - Hotfix, 1.17.5.21827626365770776
819 March 2026Warships of the Pacific - Hotfix, 1.17.5.11827626365753267
916 March 2026Warships of the Pacific - Patch Notes, 1.17.51826992588601565
1025 February 2026(Very small) Hotfix - Patch 1.17.4.11825727806704843
1127 November 2025NCNS Patch 1.17.1.11817483467036692
1226 November 2025NCNS | Patch 1.17.11817483467033172
1321 November 2025No Compromise, No Surrender | Hotfix & Korean Localization1816849002014187
1420 November 2025No Compromise, No Surrender | Patch Notes, Live Stream & Mods!1816849002009911
1528 April 2025Patch Notes & Developer Diary | Operation EAR1797820624590996
1620 March 2025Studio Gold Update & Patch Notes for Operation Knee1794102528303441
1712 March 2025Patch Notes | Operation HEAD, Checksum 48b71794014851391211
183 March 2025Graveyard of Empires | Release Notes1792751526143057
1913 November 2024Götterdämmerung | Patch Notes1783238125180862
2024 June 2024Hotfix | Patch 1.14.7 Checksum: f03b5759622039990748674

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