What is Hearts of Iron IV: Battle for the Bosporus PC?

Three new national focus trees are the heart of this expansion. The minor powers of Bulgaria, Greece and Turkey each have new alternate historical paths to follow as they resist incursions into the strategic sea lanes of the Back and Aegean seas. This page focuses specifically on the PC (Windows) version of the game, including prices, regions, activation methods and compatible storefronts.

How can I find the best price for Hearts of Iron IV: Battle for the Bosporus PC?

We track live prices for Hearts of Iron IV: Battle for the Bosporus PC from official retailers and trusted third-party marketplaces. Use the country, platform and service filters below to compare offers side by side and quickly spot the cheapest key that works in your region.

How do I redeem a Hearts of Iron IV: Battle for the Bosporus PC game key?

After you buy a Hearts of Iron IV: Battle for the Bosporus PC game key, you'll receive a secure digital code (often called a CD key or activation key). Redeem it through the correct platform client — for example Steam, PlayStation, Xbox or another supported launcher — and the game will be added to your library for download. Always double-check platform and region compatibility before you purchase to avoid activation issues.

About Hearts of Iron IV: Battle for the Bosporus PC

Game details

Publisher	Paradox Interactive
Developer	Paradox Development Studio
Genre	Strategy, Simulator
Game mode	single-player, multiplayer, co-op
Platforms	PC (Windows), Mac, Linux