Save up to 35% or up to 500 € on your energy bill annually! Ostrom is a smart green energy provider with a flexible monthly subscription that can be canceled anytime. Access our app in English or German!

As part of the Ostrom family you gain full access to the Ostrom app your one-stop solution to track your energy consumption payments CO₂ emissions saved and more.

YOUR POWER USAGE

Use our app to understand your electricity usage compared to your monthly payments. Keep it updated by regularly adding your meter readings.

SMART METER & DYNAMIC TARIFF

Do you have a smart meter? We enable you to easily track your energy consumption in real-time with and get billed at the current hourly rate.

BILLING MANAGEMENT

Experienced a surge in power usage this month? Fine-tune your monthly deposit directly within the app steering clear of any end-of-year additional charges. Browse through all your invoices payments and customize your payment method – all under one roof.

FRIENDLY SUPPORT

Our dedicated team is at your service in the chat. Connect with us through the app for exceptional customer service with lightning-fast response times.

CONNECT SMART DEVICES

Connect your Heating Ventilation or Air Conditioning (HVAC) to the Ostrom app to easily schedule & adjust your temperature and mode.

CHARGE YOUR EV EFFICIENTLY

Charge your electric vehicle during the cheapest greenest hours with full transparency. Set the time you need your EV ready and it will charge when prices are best.

REFERRAL PROGRAM

Get your exclusive referral code share it with your friends and watch your referral bonuses grow. For each successful referral you get 35 € credited to your invoice or 50 € credit to use in the Ostrom Store — your choice!

SHOP IN THE OSTROM STORE

The Ostrom Store has smart home devices heating e-mobility & more! Get a discount on products with the referral credit in your Wallet.

ENJOY PARTNER PERKS

As our valued customer you can enjoy perks and benefits from our partner companies.

DISCOVER SOLAR PV PARTNERS

Ostrom partners with reputable solar photovoltaic providers to help bring the power of the sun to your home.

GREEN FOOTPRINT

Witness your positive environmental impact resulting from the switch to sustainable energy and observe it magnify as you bring more individuals on board the Ostrom journey.

JOIN US NOW

Not a member of the Ostrom community yet? No worries! Sign-up takes just 5 minutes and we'll manage all the administrative tasks including notifying your previous provider.

Get smart and make the green switch today with Ostrom!