Portal Knights key prices
The cheapest Portal Knights key for EU buyers right now is €2.99 at Humble Store (Steam, Germany store). We compare 3 stores that sell to buyers in the EU.
Prices for EU buyers
| Store | Activation | Region | Price | Discount | Checked | |
|---|---|---|---|---|---|---|
| Humble Store Official store | Steam | Germany store | €2.99 | −85% | 11 Sep, 12:36 UTC | Go to store |
| Steam Official store | Steam | Germany store | €2.99 | −85% | 11 Sep, 13:38 UTC | Go to store |
| Instant Gaming Key reseller | Xbox | EU | €6.69 | 11 Sep, 13:37 UTC | Go to store |
Marketplace and reseller prices are the lowest offer at the time of the check. On marketplaces the seller is a third party: check the seller's rating before buying.
Offers are sorted by price. Links to stores may be affiliate links; they never change the order. How we make money.
Keys for other regions
These keys are sold for other regions or the seller does not state a region. They may not activate on an account in the EU. Check the region on the store page before buying.
| Store | Activation | Region | Price | Discount | Checked | |
|---|---|---|---|---|---|---|
| Kinguin Marketplace | Steam | Region not stated | €2.25 | 11 Sep, 08:38 UTC | Go to store | |
| Instant Gaming Key reseller | Xbox | US | €9.09 | 11 Sep, 13:37 UTC | Go to store |
Official prices in other countries
Steam and GOG set their own price for each country. Which one you pay depends on your account and location.
| Store | Country | Price | In euros |
|---|---|---|---|
| Steam | Norway | 21.00 NOK | ≈ €1.95 |
| Steam | Poland | 10.79 PLN | ≈ €2.50 |
| Steam | United States | $2.99 | ≈ €2.57 |
| Steam | United States | $2.99 | ≈ €2.57 |
| Steam | United Kingdom | £2.24 | ≈ €2.61 |
| Steam | Switzerland | 2.85 CHF | ≈ €3.02 |
Price history
We started tracking Portal Knights on 10 Sep 2026. The price chart appears after two weeks of data.
Lowest price we have recorded for EU buyers: €2.99 at Humble Store on 10 Sep 2026.