Ostrom

Electricity: Digital & Fair at Cost Price. All in English. Cancel any time.

Save up to 35% or up to €500 on your annual energy bill with Ostrom, a smart green energy provider offering a flexible monthly subscription that you can cancel at any time. Our app is available in both English and German!

As an Ostrom family member, you'll have full access to the Ostrom app, your comprehensive tool for monitoring energy consumption, payments, CO₂ emissions saved, and more.

YOUR POWER USAGE

Use our app to gain insights into your electricity usage in relation to your monthly payments. Keep the app updated by regularly submitting your meter readings.

SMART METER & DYNAMIC TARIFF

If you have a smart meter, Ostrom allows you to monitor your energy consumption on an hourly basis and be billed according to the current hourly rate.

BILLING MANAGEMENT

Experienced a spike in power usage this month? Adjust your monthly deposit within the app to avoid any end-of-year surprise charges. Easily review all your invoices, payments, and customize your payment method—all in one place.

FRIENDLY SUPPORT

Our dedicated support team is available through the in-app chat. Connect with us for top-notch customer service and swift response times.

CONNECT SMART DEVICES

Link your Heating, Ventilation, or Air Conditioning (HVAC) systems to the Ostrom app to effortlessly schedule and adjust your temperature and settings.

CHARGE YOUR EV EFFICIENTLY

Charge your electric vehicle during the most cost-effective and green hours with full transparency. Set your preferred time for your EV to be ready, and it will charge when prices are at their best.

REFERRAL PROGRAM

Obtain your unique referral code, share it with friends, and earn referral bonuses. For every successful referral, you'll receive €50 credited to your invoice or €100 in credit to use in the Ostrom Store—your choice!

SHOP IN THE OSTROM STORE

Explore the Ostrom Store for smart home devices, heating solutions, e-mobility products, and more! Use your referral credit in your Wallet to enjoy discounts on purchases.

ENJOY PARTNER PERKS

As a valued Ostrom customer, take advantage of exclusive perks and benefits offered by our partner companies.

DISCOVER SOLAR PV PARTNERS

Ostrom collaborates with trusted solar photovoltaic providers to help you harness the power of the sun at home.

GREEN FOOTPRINT

Track your positive environmental impact from switching to sustainable energy, and see it grow as you bring more people into the Ostrom community.

JOIN US NOW

Not yet part of the Ostrom community? No problem! Signing up takes just 5 minutes, and we'll handle all the administrative tasks, including notifying your previous provider.

Make the smart, green switch today with Ostrom!