Tariffs & Terms

All about our two electricity tariffs, prices, flexible contract period and more.

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3 authors10 articles

Sign Up & Switching

All about how to sign up , estimating your consumption and more.

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2 authors15 articles


If you moved recently, find most questions you may have here.

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2 authors5 articles


Not sure about your meter or Zählernummer? Read more here.

Karl Villanueva avatarLeon Braun avatarJohanna Bauch avatar
5 authors15 articles

Green Energy

Curious about our sustainability credentials? See more here.

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1 author9 articles


Want to know how our referral program works? See here.

Karl Villanueva avatarJohanna Bauch avatarLaura Asanov avatar
3 authors9 articles


If you have questions about payment methods and calculations, see here.

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4 authors18 articles


We’d be sad to see you go, but that’s part of our one flexible tariff promise.

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2 authors4 articles


Find anything about our amazing all-in-one Ostrom app here!

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2 authors8 articles

Data Privacy

See how Ostrom handles your data and how you can ask for data deletion requests.

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1 author2 articles

Price Adjustment

See how our flexible and variable tariff works and how you are notified.

Karl Villanueva avatarLaura Asanov avatar
2 authors5 articles

THG Quote

Own an electric car? You may get up to 345€ bonus annually with your THG Quote. Ostrom can help!

Karl Villanueva avatar
1 author5 articles

Electricity Price Brake

Find out anything about the Electricity Price Brake and how to get it.

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1 author4 articles

Smart Meter

What is a smart meter? Does Ostrom offer smart meter? Find out more here.

Johanna Bauch avatarLaura Asanov avatarKarl Villanueva avatar
3 authors23 articles

Heat Pump & HVAC

Want to know more about electric heating and which tariff we offer? Read more here!

Karl Villanueva avatarTina Gorka avatarJohanna Bauch avatar
3 authors8 articles

Smart Charging & EV

Find out how you can link your EV or charging station to the Ostrom app.

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2 authors6 articles


Explore all things solar within Ostrom app.

Johanna Bauch avatarLaura Asanov avatar
2 authors14 articles


Find anything about our Ostrom Store.

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1 author3 articles

Virtual Power Plant (VPP)

Learn everything about Ostrom's Virtual Power Plant (VPP), how it works, and much more!

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1 author9 articles