Update history
Latest Hearts of Iron IV updates
Search patches, hotfixes, and dev posts. Load more to keep browsing the timeline.
Browse updates
Published changes
Search updates. Filter by source or date. Open any row for the full patch notes, or load more to continue the timeline.
- Hearts of Iron IV
HoI 4 - Dev Diary: America Rework
In this week's Dev Diary we take a deeper look at USA, one of the major nations that are getting a rework in Man the Guns. Check out the new paths and possibilities here. Click here to read the latest Dev Diary by Archa…
- Hearts of Iron IV
HOI4 Dev Diary - Mines and Minesweeping
Historically hundreds of thousands of mines were laid during WW2, with Man the Guns you will be able to do so in Hearts of Iron too. Today's Dev Diary is about mines and mine sweeping. Click here to read the latest Dev…
- Hearts of Iron IV
HOI4 Dev Diary - Naval Access
The latest Dev Diary is out! Today we continue showing off features in Man the Guns, the topics for today concern Naval Access. Click here to read the latest Dev Diary by Podcat Useful links Official Website Hearts of I…
- Hearts of Iron IV
HOI4 Dev Diary - MTG - Bag of Tricks
Today’s Dev Diary is a bag of tricks covering several smaller features from Man the Guns and the 1.6 Ironclad free update - Click here to read the latest Dev Diary by Podcat Click here to read the latest Dev Diary by Po…
- Hearts of Iron IV
HOI4 Dev Diary - Custom Gameplay Rules
After two weeks of hiatus development diaries are back! Today we will talk about something we have been thinking about adding for a really long time: Custom Gameplay Rules. Click here to read the latest Dev Diary by pod…
- Hearts of Iron IV
A Post-Colonial World: Map Changes and New Tags
Brand new development diary! This week we will delve into map and tag changes brought forth by the new decolonization path for the United Kingdom, which was introduced in last week’s development diary! Click here to rea…
- Hearts of Iron IV
HoI4 Dev Diary - God Save the King: British Focus Tree Rework
Here comes the first development diary of July for Hearts of Iron IV! Today, Content Designer Drikus Kuiper (a.k.a. Bratyn) delves into the reworks brought to the British Focus Tree! Click here to read the lastest Dev D…
- Hearts of Iron IV
HOI4 Dev Diary - Fuel
Dev Diarys are back again! We are kicking it off with more detail on an anticipated new feature: Fuel. Learn more on what the upcoming Ironclad update and Man the Guns expansion will bring - Read the latest Dev Diary by…
- Hearts of Iron IV
HOI4 Dev Diary - Man the Guns and PDXCon
After a crazy weekend at PDXCon the team is back in action! Read game director Dan's recap of the weekend and check out some of the cool news around the Man The Guns-announcement Click to read the latest Dev Diary by Po…
- Hearts of Iron IV
Hearts of Iron IV announces new expansion Man the Guns
Two thirds of the earth’s surface is covered by water, and free access to the nautical highways is essential to empire. In wartime, these highways are contested waters and you, or an ally, must be able to regulate that…
- Hearts of Iron IV
1.5.3 Hotfix released - Available now!
We have just released another hotfix for HOI4 including bugfixes and some optimizations that should affect mod performance Click to read the full changelog over at the Paradox Forum.
- Hearts of Iron IV
HOI4 Dev Diary - 1.5.2, Future Roadmap and Ironclad
Curious about what the HOI4 team is up to next? Check out this week's Dev Diary for a future roadmap, as well as the patchlog for the just released 1.5.2 patch. Click to read the latest Dev Diary by Podcat Useful links…
- Hearts of Iron IV
HOI4 Dev Diary - 1.5.2 Update #3 and Telemetry!
In todays Dev Diary Podcat will be talking some more about the continued post release work and share some cool numbers we have gotten from our telemetry system about how people play. Click to read the latest Dev Diary b…
- Hearts of Iron IV
HOI4 Dev Diary - 1.5.2 Update #3 and Telemetry!
In todays Dev Diary Podcat will be talking some more about the continued post release work and share some cool numbers we have gotten from our telemetry system about how people play. Click to read the latest Dev Diary b…
- Hearts of Iron IV
1.5.2 Update #2 and Modding Goodies
The 1.5.2 Patch for Cornflakes is still in the works. Today's dev diary is an update on some of the fixes that are being added, as well as a look on the new modding tools for the upcoming patch Click to read the latest…
- Hearts of Iron IV
1.5.2 Update #2 and Modding Goodies
The 1.5.2 Patch for Cornflakes is still in the works. Today's dev diary is an update on some of the fixes that are being added, as well as a look on the new modding tools for the upcoming patch Click to read the latest…
