Ad Fundum
All offers (6)
Compare the platform, region and delivery before you buy.
Standard Edition 5 offers · EU & Global
- Ad Fundum PC Steam CD KeyActivation keySteamGlobalLowest price€0.96+ payment feeView deal
- Ad Fundum (PC) Steam Key - GLOBALActivation keySteamGlobal€0.99+ service feeView deal
- Ad Fundum Steam Key (PC) GLOBALActivation keySteamGlobal€1.09+ fee possibleView deal
- Ad Fundum (Global) (PC / Mac / Linux) - Steam - Digital KeyActivation keySteamGlobal€1.23no Plus, no ProtectView deal
Ad Fundum Steam KeyActivation keySteamGlobal€2.04View deal
Official store Steam · price for Germany
- Steam store pageDirect purchaseSteamGermany€6.89No feeView on Steam
You buy directly from the store. "+ service fee" or "+ payment fee" means the store adds a fee at checkout; you see the final price there before you pay. We may earn a commission when you buy through our links.
Best price over the last 32 days
- Lowest €0.9611 Oct 2026
- Highest €0.9611 Oct 2026
- Today €0.96
The cheapest EU or Global key per day across all compared stores; the dashed line is the Steam price.
Trailer & screenshots
Buy Ad Fundum key: current price comparison
Where is the Ad Fundum key cheapest?
The cheapest Ad Fundum key that activates in the EU currently costs €0.96 at Kinguin. Keyfinder compares 6 offers from 5 shops for this price. That is 86% less than the Steam price of €6.89. Prices are refreshed hourly; region, edition and any checkout fees are shown on each offer.
What does the Ad Fundum key cost on each platform?
The cheapest key per platform right now: PC €0.96 at Kinguin and Xbox €8.43 at Eneba.
What was the lowest Ad Fundum key price in the last 32 days?
€0.96 on 11 Oct 2026, for the standard edition that activates in the EU. The highest daily low in that time was €0.96 on 11 Oct 2026; today the cheapest key costs €0.96.
Which Ad Fundum keys activate in the EU?
6 offers are marked EU or Global and activate in Germany and the rest of the EU. Keys for other regions are listed separately. The keys on offer are for Steam and Xbox.
How do I activate the Ad Fundum key?
The cheapest key activates on Steam. You redeem it there with the code the shop sends you after you pay.
Is it safe to buy a Ad Fundum key from Kinguin?
Before you pay, check three things on the offer: the region (EU or Global for Germany), the edition and any fee added at checkout. Keyfinder shows all three on every offer. Our Kinguin check covers who runs the shop, its fees and its regions.
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About Ad Fundum
Take control of a giant mech and dive into an exciting underground adventure in a dieselpunk world! Dig deep, collect valuable minerals, upgrade wisely, explore diverse locations, uncover ancient secrets, and try not to explode! Will you save the world or vanish in the depths below?
- Developer
- Oldbut Gold
- Publisher
- Oldbut Gold
- Release date
- 13 Jun 2024
- Steam
- View on Steam












