Ludwig
All offers (7)
Compare the platform, region and delivery before you buy.
Standard Edition 7 offers · EU & Global
Ludwig Steam CD KeyActivation keySteamGlobalLowest price€1.78+ payment feeView deal
Ludwig (Global) (PC) - Steam - Digital KeyActivation keySteamGlobal€2.05no Plus, no ProtectView deal
Ludwig (PC) Steam Key - GLOBALActivation keySteamGlobal€2.11+ service feeView deal
Ludwig (PC) Steam Key GLOBALActivation keySteamGlobal€2.14+ fee possibleView deal
Ludwig Steam KeyActivation keySteamGlobal€2.78View deal
Ludwig Steam Key GLOBALActivation keySteamGlobal€2.86+ service feeView deal- Ludwig Steam Gift GLOBALSteam giftSteamGlobal€12.58+ service feeView deal
Official store Steam · price for Germany
Steam store pageDirect purchaseSteamGermany€9.99No feeView on Steam
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Best price over the last 32 days
- Lowest €1.6211 Oct 2026
- Highest €1.782 Nov 2026
- Today €1.78
The cheapest EU or Global key per day across all compared stores; the dashed line is the Steam price.
Trailer & screenshots
Buy Ludwig key: current price comparison
Where is the Ludwig key cheapest?
The cheapest Ludwig key that activates in the EU currently costs €1.78 at Kinguin. Keyfinder compares 7 offers from 6 shops for this price. That is 82% less than the Steam price of €9.99. Prices are refreshed hourly; region, edition and any checkout fees are shown on each offer.
What was the lowest Ludwig key price in the last 32 days?
€1.62 on 11 Oct 2026, for the standard edition that activates in the EU. The highest daily low in that time was €1.78 on 2 Nov 2026; today the cheapest key costs €1.78.
Which Ludwig keys activate in the EU?
7 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.
How do I activate the Ludwig 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 Ludwig 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 Ludwig
Join Ludwig on an exciting journey through the world of physics. Find out how energy is created from fire, water, wind and sun and use them cleverly to protect the Robotronics on Unitron against the impending energy collapse! Ludwig is a new type of learning game, which not only conveys knowledge, but is also really fun to play!
- Developer
- ovos
- Publisher
- ovos
- Release date
- 6 Jun 2014
- Steam
- View on Steam