Discover the benefits of switching to Ostrom, a smart green energy provider that offers electricity at cost price with a flexible, cancel-anytime monthly subscription. With Ostrom, you could save up to 35% or up to €500 on your annual energy bill! Our services are fully accessible in English, ensuring a seamless experience for all our customers.

As an Ostrom member, you'll have full access to our intuitive Ostrom app, your comprehensive platform for managing your energy needs. Monitor your energy consumption, track payments, and see the CO₂ emissions you've saved, all in one place.

Your Power Usage

Use the Ostrom app to gain insights into your electricity usage in relation to your monthly payments. Keep your app up-to-date by regularly submitting your meter readings.

Smart Meter & Dynamic Tariff

If you have a smart meter, Ostrom allows you to track your energy consumption on an hourly basis and get billed at the current hourly rate, optimizing your energy costs effectively.

Billing Management

Experienced an unexpected increase in your energy use this month? Adjust your monthly deposit directly within the app to avoid any end-of-year surprises. Review all your invoices, payments, and customize your payment methods effortlessly.

Friendly Support

Our dedicated support team is available via in-app chat, ready to provide exceptional customer service with rapid response times to ensure your concerns are addressed promptly.

Connect Smart Devices

Link your Heating, Ventilation, or Air Conditioning (HVAC) systems to the Ostrom app to conveniently schedule and adjust your settings for optimal comfort and efficiency.

Charge Your EV Efficiently

Maximize savings and environmental benefits by charging your electric vehicle during the cheapest and greenest hours. Simply set the desired readiness time, and let Ostrom handle the rest with full transparency.

Referral Program

Share your exclusive referral code with friends and watch your bonuses accumulate. For every successful referral, receive €50 credited to your invoice or €100 credit to spend in the Ostrom Store—your choice!

Shop in the Ostrom Store

Explore our Ostrom Store, featuring a variety of smart home devices, heating solutions, e-mobility products, and more. Use your referral credits to enjoy discounts on your purchases.

Enjoy Partner Perks

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

Discover Solar PV Partners

Partner with Ostrom and reputable solar photovoltaic providers to harness solar energy for your home.

Green Footprint

See the positive environmental impact of your switch to sustainable energy, and amplify it by inviting more people to join the Ostrom journey.

Join Us Now

Not yet part of the Ostrom community? Join us today! Signing up is quick and easy, taking just 5 minutes. We'll handle all the administrative details, including notifying your previous provider.

Make the smart, green switch with Ostrom today and start enjoying the benefits of cost-effective, sustainable energy!