Hearts of Iron III
Hearts of Iron III lets you play the most engaging conflict in world history, World War 2, on all fronts as any country and through multiple different scenarios. Guide your nation to glory between 1936 and 1948 and wage war, conduct diplomacy and build your industry in the most detailed World War 2 game ever made.
Offers
What are keyshops?Official stores
Official stores with direct support.
Keyshops
Third-party resellers. Often cheaper, without official store support. Keyshop prices vs Steam →
Multipacks (1)
DLCs (18)
Hearts of Iron Series (5)
Other games from the same series.
About Hearts of Iron III
Features:
- Play as any nation from 1936 to 1948, more than 150 countries to choose from.
- Control the oceans with aircraft carriers, submarines and battleships and use your air force to defend your skies, support your naval and ground forces, and to bomb your enemies
- Thousands of historically accurate real-world military commanders and politicians.
- Realistic military command AI with unprecedented levels of interaction
- In-depth diplomatic and political system.
- Historical accuracy combined with an unparalleled level of freedom of choice
- More than 10,000 land provinces makes the game five times more detailed than HoI2 and the most detailed depiction of World War 2 ever made.
- Customize your divisions in detail with more than 20 types of brigades
- New economic system makes it possible to buy weapons from abroad.
- Mobilization and reserves gives the option of surprise attacks, Blitzkrieg made real.
- Government-in-exile makes it possible to continue to struggle from abroad with underground movements and uprisings against the oppressing power.
- Strategic warfare system makes it more important to defend the skies and oceans against foreign attacks; leaving cities open to enemy bombing will now be devastating.
- A completely new intelligence system, with several types of intelligence sources, makes it possible to get information about enemy reserves and troop movements.
- Assign troops to "theatres" on the map to fight two-front wars more successfully.
- The new AI system and more detailed map will allow for more strategic decisions.
- Flexible technology system with hundreds of categories, where major powers get their own unique attributes.
Game details
Game details
Age ratings
Game modes
Languages
Hearts of Iron III price history
Lowest tracked price: £1.27 (Jul 17, 2026) · current best: £1.27 across 6 stores.
Hearts of Iron III player count & reviews
87% positive reviews in the last 30 days (76% all-time) · 84 peak players in the last 30 days.
Hearts of Iron III — frequently asked questions
Where can I buy Hearts of Iron III at the cheapest price?
Right now the cheapest offer for Hearts of Iron III is £1.27 at Instant Gaming. KingsPrice compares 6 offers from 6 stores — official stores and keyshops — and refreshes prices throughout the day.
What is the lowest price Hearts of Iron III has ever been?
The lowest price KingsPrice has tracked for Hearts of Iron III is £1.27 (recorded on Jul 17, 2026). This covers the stores and period we monitor — set a price alert to catch the next drop to that level.
How many people play Hearts of Iron III?
Hearts of Iron III peaked at 84 concurrent players on Steam in the last 30 days (highest on Jul 12, 2026). The player chart on this page updates daily.
Is it safe to buy a Hearts of Iron III Steam key from a keyshop?
Keyshops are marketplaces that resell game keys, usually below official store prices. The keyshops listed on KingsPrice deliver genuine Steam keys, but buyer protection differs from official stores — check the shop's rating and refund policy before buying. You can hide keyshop offers at any time with the keyshops toggle. Keyshop prices vs Steam →
How can I get Hearts of Iron III at a discount?
Create a free price alert on this page and KingsPrice will email you when Hearts of Iron III drops below your chosen price. The biggest discounts usually appear during seasonal Steam sales and publisher promotions — the sale calendar on this page shows the next confirmed event.
System requirements
Minimum
- Operating System: Microsoft® Windows® 2000/XP/Vista
- Processor: Intel Pentium IV 2.4 GHz or AMD 3500+
- Memory: 2 GB of RAM
- Hard Disk Space: 2 GB
- Video Card: NVIDIA GeForce 8800 or ATI Radeon X1900 videocard
- Sound: Direct X-compatible sound card
- DirectX®: Direct X 9.0
