: Here, you can purchase the base game and DLCs separately or as part of a bundle.
: The most recent major expansion is No Compromise, No Surrender (released late 2025), which reworks the Pacific Theater, China, and Japan.
: New specialized buildings required for advanced late-game research, moving atom bomb development out of the standard research menu. Version 1.15.1 Patch Notes & Fixes Hearts of Iron IV Free Download -v1.15.1 DLC-
Underway Replenishment convoy fuel parameters are reduced by approximately 20% to stabilize long-range naval deployment mechanics.
If you acquire HOI4 legitimately, here’s how to ensure you’re on : : Here, you can purchase the base game
You don’t have to resort to piracy. Here are legitimate methods to play HOI4 with the latest version and DLCs at zero or low cost.
: The most straightforward way to obtain "Hearts of Iron IV" and its DLCs is through purchasing them on the official Paradox Store, Steam, GOG, or the Epic Games Store. Version 1
: Introduces experimental weapons like Helicopters (Logistics, Medevac, and Brigade versions), Land Cruisers , and Super-Heavy Railway Guns .
Periodically, the Epic Games Store offers free games, and Hearts of Iron IV has been one of them. Check their store for any promotions.