Our most common questions about Ostrom, answered.
Tariffs & Terms
All about our two electricity tariffs, prices, flexible contract period and more.
Sign Up & Switching
All about how to sign up , estimating your consumption and more.
Moving
If you moved recently, find most questions you may have here.
NMeter
Not sure about your meter or Zählernummer? Read more here.
Green Energy
Curious about our sustainability credentials? See more here.
Referrals
Want to know how our referral program works? See here.
Payments
If you have questions about payment methods and calculations, see here.
NCancellation
We’d be sad to see you go, but that’s part of our one flexible tariff promise.
App
Find anything about our amazing all-in-one Ostrom app here!
Data Privacy
See how Ostrom handles your data and how you can ask for data deletion requests.
Price Adjustment
See how our flexible and variable tariff works and how you are notified.
THG Quote
Own an electric car? You may get up to 345€ bonus annually with your THG Quote. Ostrom can help!
Electricity Price Brake
Find out anything about the Electricity Price Brake and how to get it.
Smart Meter
What is a smart meter? Does Ostrom offer smart meter? Find out more here.
Heat Pump & HVAC
Want to know more about electric heating and which tariff we offer? Read more here!
Smart Charging & EV
Find out how you can link your EV or charging station to the Ostrom app.
Solar
Explore all things solar within Ostrom app.
Store
Find anything about our Ostrom Store.
Virtual Power Plant (VPP)
Learn everything about Ostrom's Virtual Power Plant (VPP), how it works, and much more!