Hearts of Iron III: Steam price vs key
Hearts of Iron III costs €3.29 as a key at BuyCheapKeys, versus a regular price of €9.99 on the Steam Store: you save €6.70 (67% less). The key activates on your Steam account and it's exactly the same game (prices from October 4, 2026).
- Instant deliveryKey by email and in your account
- Full guaranteeReplacement or refund
- Secure paymentCard, PayPal, Google Pay, Apple Pay
- Activates on SteamSame game in your library
- Up to 4% cashbackWith the VIP Club
Should I buy Hearts of Iron III now? A steal: buy it now
The key costs €6.70 less than the regular Steam price and is at its lowest recorded price.
Price score: 10/10 · The key is 67% below the regular Steam price.
The same game, for less
A Steam key gives you exactly the same as buying on Steam. Only the price changes.
Available Hearts of Iron III keys
1 offer, sorted by price
- €3.29Buy
Hearts of Iron III
CheapestSteam keyGlobal-€6.70 compared with the Steam regular price
Hearts of Iron III price history
- Steam regular price€9.99
- BuyCheapKeys key€3.29
We've been tracking this game since October 3, 2026. The chart will appear once there are a few days of data.
How to activate the Hearts of Iron III key
- 1
Buy the key
Choose the Hearts of Iron III offer and pay. You get the key instantly.
- 2
Open Steam
Go to “Games” › “Activate a Product on Steam”.
- 3
Redeem and play
Paste the key and the game stays in your library forever.
Hearts of Iron III FAQ
›How much is Hearts of Iron III on Steam?
The regular Steam price of Hearts of Iron III is €9.99. At BuyCheapKeys the Steam key costs €3.29, €6.70 less.
›Where to buy Hearts of Iron III cheapest?
The cheapest option is the BuyCheapKeys Steam key for €3.29, 67% below the regular Steam price. Instant delivery and it activates on Steam.
›Is the Hearts of Iron III key the same game as on Steam?
Yes. When you redeem the key, Hearts of Iron III is added to your Steam account with achievements, cloud saves and updates, just as if you bought it on Steam.
›What is the lowest price for Hearts of Iron III at BuyCheapKeys?
The lowest recorded price for the key at BuyCheapKeys is €3.29 (October 4, 2026). Today it costs €3.29.
›Will the Hearts of Iron III key work in my country?
We list Global and Europe region keys. Each BuyCheapKeys product page tells you whether it can be activated in your country before you buy.
›Is it safe to buy from BuyCheapKeys?
Yes. Delivery is instant by email and in your account, we accept card, PayPal, Google Pay and Apple Pay, and every purchase is covered by a replacement or refund guarantee.
›Does Hearts of Iron III work on Steam Deck?
Valve rates it “Unsupported” on Steam Deck. Once the key is activated on Steam you can play it on Steam Deck just like on PC.
›Is Hearts of Iron III worth it?
It has 71% positive reviews out of 5,287 on Steam (“Mostly Positive”), was released in 2009 and is developed by Paradox Development Studio. Genres: Grand Strategy, Strategy, World War II, Historical.
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Hearts of Iron III
€3.29