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Hearts of Iron IV

Hearts of Iron 4’s detailed World War 2 sim makes it a contender for the title of ultimate armchair general game.
Hearts of Iron IV Game Cover
87%Game Brain Score
gameplay, replayability
optimization, grinding
91% User Score Based on 157,635 reviews
Critic Score 70%Based on 8 reviews

Platforms

LinuxPCTabletCloudMac OSNVIDIA GeForce NOWWindows
Hearts of Iron IV Game Cover

About

Hearts of Iron IV is a single player and multiplayer real-time strategy game with warfare and historical themes. It was developed by Paradox Development Studio and was released on June 6, 2016. It received mostly positive reviews from critics and very positive reviews from players.

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91%
Audience ScoreBased on 157,635 reviews
gameplay1.8k positive mentions
optimization159 negative mentions

  • Hearts of Iron IV offers deep and engaging gameplay with extensive strategic options, allowing players to experience a rich and rewarding challenge.
  • The game boasts exceptional replayability, enhanced by a vibrant modding community and diverse national focus trees that create unique scenarios.
  • The atmospheric music and immersive world design effectively capture the tension and complexity of the World War II era, contributing to an engaging experience.
  • The monetization model is heavily criticized for locking essential features behind expensive DLCs, leading to a sense of incompleteness in the base game.
  • The game suffers from significant stability and optimization issues, particularly in late-game scenarios, resulting in frequent crashes and performance problems.
  • Many players find the gameplay to be excessively grindy and tedious, requiring a substantial time commitment to achieve meaningful progress.
  • gameplay
    7,061 mentions Positive Neutral Negative

    The gameplay of "Hearts of Iron IV" is characterized by its intricate mechanics and steep learning curve, making it both challenging and rewarding for players. While many users appreciate the depth and strategic complexity, they also note that essential mechanics are often locked behind expensive DLCs, which can frustrate newcomers and lead to a sense of incompleteness in the base game. Overall, the game offers a rich experience for those willing to invest time in mastering its systems, especially with the support of a vibrant modding community that enhances replayability and introduces new content.

    • “However, they do add loads of new content and mechanics, which further adds to the replayability.”
    • “It's not as complicated as it seems; once you get the hang of the mechanics, you'll start learning something new every time you play the game.”
    • “The gameplay is deep and engaging, with tons of options for how you want to conquer the world.”
    • “The game is extremely scripted, there are a lot of broken mechanics like with any strategy game that has a ton of DLCs.”
    • “The only downside is that it can be quite hard to understand, and I’m still figuring out things like naval and air mechanics.”
    • “The mechanics are a bit nontransparent and not very well implemented.”
  • replayability
    1,473 mentions Positive Neutral Negative

    Hearts of Iron IV is widely praised for its exceptional replayability, largely attributed to its extensive modding community and the variety of national focus trees that allow for diverse gameplay experiences. Players report that the game can be played for hundreds, if not thousands, of hours, with each playthrough offering unique scenarios and outcomes, especially when utilizing mods. While some critiques mention that the base game may feel repetitive without expansions, the overall consensus is that the combination of historical and alternate history paths, along with community-created content, ensures nearly infinite replay value.

    • “This game has taken 2300 hours and hundreds of pounds (£) from me, and in exchange I received an obsessive amount of fun and near endless replayability.”
    • “The focus trees allow both historical immersion and 'what-if' scenarios, giving endless replayability.”
    • “With endless replayability and a vibrant modding community, it can provide hundreds of hours of gameplay.”
    • “The worst part perhaps is their replayability, which is even worse if you don't own the nearly $200 worth of DLC to get all the trees.”
    • “Imho historical immersion is completely ruined in the vanilla game, and replayability has become extremely questionable with the AI's inability to put up a fight without the buffs it gets on higher difficulty levels.”
    • “This game is not as replayable as the amount of nations would lead you to believe.”
  • graphics
    1,439 mentions Positive Neutral Negative

    The graphics of *Hearts of Iron IV* receive mixed reviews, with some players praising their clarity and detail, particularly in the context of a grand strategy game, while others criticize them as outdated or lacking depth. Many users note that the visuals effectively support gameplay, but performance issues can arise on lower-end systems, especially during late-game scenarios. Overall, while the graphics are generally considered good for a strategy title, they may not meet the expectations of players seeking cutting-edge visuals.

    • “The stunning visuals and immersive world design draw you in, while the engaging storyline keeps you hooked.”
    • “The graphics are simple but very engaging as the color palette blends with the UI and various map modes seamlessly, providing a thorough delivery system for a variety of game mechanics.”
    • “The graphics and sound design transport you back in time, adding to the thrill and immersion.”
    • “The graphics are starting to lean towards outdated games.”
    • “Idk what all the 5 star reviews are about, its graphics are non-existent. It has way too much crap going on in every menu and the gameplay is awful.”
    • “The graphics are so captivating, the sound effects so realistic that you find yourself lost in the chaos of battle.”
  • story
    1,192 mentions Positive Neutral Negative

    The story aspect of the game is highly variable, with many players noting that it lacks a traditional narrative structure, instead allowing for emergent storytelling based on player choices and actions. While some find enjoyment in crafting their own unique stories through gameplay and mods, others criticize the base game for its sparse narrative content and reliance on historical events without deeper engagement. Overall, the experience can range from rich and immersive with mods like Kaiserreich to feeling like a sandbox with minimal story elements in the vanilla version.

    • “Every game feels like a different story, and that unpredictability keeps me coming back.”
    • “This game has so much more development effort put into its storytelling and gameplay than the base game that it effectively turns Hearts of Iron IV into a mere tutorial mode for Kaiserreich.”
    • “The stunning visuals and immersive world design draw you in, while the engaging storyline keeps you hooked.”
    • “This game is really just a sandbox game where you paint maps, with some optional story to it. The game doesn't actually require you to interact with any of the story elements: if you wait long enough for your justification to pass by, you can declare war on any country you see fit and invade them.”
    • “The reliance on DLC limits the storytelling experience in the base game, resulting in a score of 6/10 for narrative. The base game is boring and I would not recommend it if you want a story-driven playthrough.”
    • “The story is filled with well-written characters and great character designs along with amazing voice acting, but the actual gameplay lacks a coherent narrative, making it feel like a series of disjointed events rather than a cohesive story.”
  • humor
    1,042 mentions Positive Neutral Negative

    The humor in the game is a standout feature, with players frequently highlighting the absurd and often hilarious scenarios that arise during gameplay, particularly when the AI behaves unpredictably. Many reviews mention the enjoyment derived from alternate history outcomes, funny mods, and the chaotic nature of multiplayer sessions, which can lead to unexpected and comical situations. Overall, the game is described as both entertaining and capable of generating laughter, making it a favorite among those who appreciate its quirky take on historical events.

    • “The AI is smart enough to punish mistakes, dumb enough to be funny, and somehow still more competent than my allies.”
    • “I love the mods for the game and the AI being stupid and creating funny situations and the really cool in-depth mods.”
    • “It's funny because Hitler did not know when to stop being greedy, and clearly neither do Paradox.”
    • “As you're nearly guaranteed to fall into an unavoidable existential crisis (lasting approximately 2-3 hours according to my research) because of the unfunny amount of mechanics the developers installed, all of which are awaiting for your ability to multi-task to randomly cease to exist!”
    • “Also did things that were not funny, kept my face straight.”
    • “It's actually not funny, don't know why I laughed.”
  • music
    665 mentions Positive Neutral Negative

    The music in the game has received widespread acclaim for its immersive and atmospheric qualities, effectively enhancing the overall gameplay experience. Many players appreciate the variety of soundtracks, including historical pieces and contributions from the band Sabaton, which add depth to the game's WWII setting. However, some users note that the music can become repetitive over time, leading them to seek out additional music packs or mods to diversify their listening experience.

    • “The way the map shifts from a political view to a detailed topographical terrain, combined with a hauntingly beautiful orchestral soundtrack, sets a somber and epic tone.”
    • “The soundtrack, composed by Andreas Waldetoft, complements the experience, evoking a powerful sense of nostalgia and atmosphere that further draws players into the World War II era.”
    • “The music is amazing, and the gameplay is full of surprises from start to end.”
    • “After some hours, the songs will most likely annoy you, and maybe you'll understand a bit of what's happening.”
    • “The soundtrack of this game is not that special, like, at all.”
    • “The only complaint that I really have is that the music is awfully repetitive, at least for my tastes.”
  • optimization
    632 mentions Positive Neutral Negative

    The optimization of the game has received overwhelmingly negative feedback, particularly regarding its performance in the late game, where many players experience significant lag and frame rate drops, often rendering the game unplayable. Despite some improvements noted in patches, the game remains poorly optimized, especially for lower-end systems, and players express frustration over the developers' focus on DLCs rather than addressing these critical performance issues. Overall, while the game offers engaging content, its optimization problems severely detract from the experience, particularly as the game progresses into the later years.

    • “Large wars with thousands of units can strain the system, but optimizations and patches have improved stability.”
    • “The latest DLC or update seems to have increased the mid to late game performance, this is very good, please keep it up!”
    • “Overall, the game is very impressive and entertaining, although performance in the late game falls off (this may have been addressed in the first hotfix).”
    • “The performance of the game is rough; I average 20 FPS at speed 5 during the early game, which tanks to 10-15 FPS in the late game, and it can only be described as chuggy.”
    • “Lag becomes a huge problem in the late game, and has only gotten worse as Paradox's attempt at increasing difficulty by making nations spam out more units doesn't help the optimization issues.”
    • “The game is poorly optimized and its interface and engine were not built to handle all of the systems that the DLCs have freakishly mangled into its engine.”
  • grinding
    567 mentions Positive Neutral Negative

    The grinding aspect of "Hearts of Iron IV" is widely criticized for being excessively tedious and time-consuming, often requiring players to engage in complex micromanagement that detracts from the overall enjoyment of the game. Many reviewers express frustration with the slow pace of gameplay, repetitive tasks, and convoluted mechanics that can lead to a feeling of burnout, suggesting that players may need to invest an inordinate amount of time to achieve meaningful progress. While some players find satisfaction in the depth and challenge, the consensus is that the game can feel like a grind, necessitating a significant time commitment to fully appreciate its intricacies.

    • “You'll need a second life for grinding.”
    • “A bit grindy sometimes.”
    • “Grinding isn't necessary to progress.”
    • “War in Hearts of Iron IV is slow, grinding, and impersonal.”
    • “The AI endlessly produces bloated divisions, leading to a tedious and sluggish experience that often makes quitting more appealing than slogging through another repetitive war.”
    • “The combat in Hearts of Iron IV is a tedious exercise in micromanagement.”
  • stability
    543 mentions Positive Neutral Negative

    The stability of the game is widely criticized, with many users reporting frequent crashes, freezes, and glitches, particularly in late-game scenarios or when using certain mods. Players express frustration over the game's performance issues, especially after updates and new DLC releases, which often introduce additional bugs rather than resolve existing ones. While some users find enjoyment in the game despite these issues, the overall consensus is that the game suffers from significant stability problems that detract from the experience.

    • “Practically bug free and enjoyable.”
    • “Game runs great on Linux (Proton) as well.”
    • “Game mechanics are flawless and bug free.”
    • “With that, I have noticed that the more DLCs they come out with, the game becomes very buggy and at this point almost unplayable with crashes.”
    • “This game is extremely buggy and the devs have no direction with the game whatsoever.”
    • “The game is buggy, enemy AI is so bad the developers had to give them bonuses and buffs that make everything quite unfair, and yet it is easy- or rather: impossible to not take advantage of said terrible AI.”
  • monetization
    164 mentions Positive Neutral Negative

    The monetization model of Hearts of Iron IV has drawn significant criticism from players, who describe it as a blatant cash grab that locks essential features behind expensive DLCs, often costing as much as the base game itself. Many reviews highlight the predatory nature of Paradox Interactive's approach, with frequent complaints about the high prices of DLCs, the introduction of unnecessary content, and the presence of ads in the game launcher. While some players appreciate the game's depth and modding community, the overwhelming sentiment is that the monetization practices detract from the overall experience.

    • “I understand the monetization system, and I myself have no problem paying money to a company that has been developing this game for years and adding countless new features to it every year as a result.”
    • “Very easy to play and you aren't forced to make microtransactions to get decent gameplay.”
    • “One positive thing: no microtransactions or pay-to-progress in this game.”
    • “Paradox Interactive's monetization policy is disgusting and has permeated throughout all of their games.”
    • “The terrible monetization puts the rotten cherry on top of the foul pie, where you need a significant number of DLCs (some costing more than the base game) to get what seems like now most of the good content.”
    • “What could have been the definitive WWII strategy experience has instead become a long-running monetization experiment.”
  • emotional
    161 mentions Positive Neutral Negative

    The emotional aspect of the game is a mixed bag, with players expressing a range of feelings from joy and triumph to frustration and despair. Many reviewers highlight the game's ability to evoke strong emotions, such as crying during pivotal moments or feeling a deep connection to the narrative, while others note the emotional toll of its complexity and the time commitment required, often at the expense of real-life interactions. Overall, the game is described as both emotionally rewarding and taxing, leading to a unique blend of satisfaction and distress.

    • “This strategy game is one of the most emotionally rewarding experiences.”
    • “The plot is rich, unpredictable, and touching.”
    • “It's one of those games that when something goes right you feel amazing and when something goes wrong you want to cry.”
    • “The storyline felt incredibly boring and failed to evoke any emotional response.”
    • “I found the emotional depth lacking; it just didn't resonate with me.”
    • “The characters were one-dimensional, making it hard to connect on an emotional level.”
  • atmosphere
    82 mentions Positive Neutral Negative

    The atmosphere of the game is widely praised for its immersive and historically rich environment, effectively capturing the tension and complexity of the World War II era. Players appreciate the combination of atmospheric music, sound design, and detailed visuals that enhance the overall experience, making it engaging and replayable. While some critiques mention a lack of character interactions and storyline depth, the game's ability to evoke a sense of urgency and historical authenticity remains a standout feature.

    • “The atmosphere, mechanics, and overall gameplay are very engaging, and it's definitely a title worth playing.”
    • “The detailed maps, authentic unit models, and atmospheric music combine to create a visually stunning and historically authentic world.”
    • “The game’s atmosphere is immersive, with detailed historical events and decisions that give a sense of the era’s gravity and complexity.”
    • “But there is a huge void in terms of atmosphere, character interactions, and storyline.”
    • “It does not have the atmosphere of a World War II game.”
    • “I really like some parts, especially the atmosphere it creates, but unfortunately the many weak spots totally spoil this.”
  • character development
    5 mentions Positive Neutral Negative

    Character development in the game is praised for its depth and complexity, particularly in the main characters, with well-written narratives and impressive voice acting. However, some players feel that the main character could benefit from more heroic traits and further development to enhance the overall storyline.

    • “Nice game, love the story and character development of the main characters and the betrayal at the end is crazy.”
    • “The story is filled with well-written characters and great character designs along with amazing voice acting.”
    • “It's character development, but the kind where the character gets encircled and loses all supply.”
    • “The storyline would be better if the main character was more heroic and had more character development.”
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250h Median play time
495h Average play time
52h Main story
1105h Completionist
60-780h Spent by most gamers
*Based on 1,251 analyzed playthroughs
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Frequently Asked Questions

Hearts of Iron IV is a real-time strategy game with warfare and historical themes.

Hearts of Iron IV is available on PC, Mac OS, Windows, Linux and others.

The main story can be completed in around 52 hours, while the entire game is estimated to take about 1105 hours to finish. On average players spend around 495 hours playing Hearts of Iron IV.

Hearts of Iron IV was released on June 6, 2016.

Hearts of Iron IV was developed by Paradox Development Studio.

Hearts of Iron IV has received mostly positive reviews from players and mostly positive reviews from critics. Most players liked this game for its gameplay but disliked it for its optimization.

Hearts of Iron IV is a single player game with multiplayer and local co-op support.

Similar games include Hearts of Iron III, Darkest Hour: A Hearts of Iron Game, Victoria II, Age of History II, Age of History 3 and others.