About
Octopus Energy is a technology-driven UK energy supplier renowned for delivering cheaper, greener energy to homes and businesses across Britain. Rated 4.8 stars from nearly 800,000 customer reviews and recognised as a Which? Recommended Provider for nine consecutive years, Octopus stands out for its commitment to fair pricing, transparency, and innovation. The company offers a range of tariffs—both fixed and flexible—designed to suit different lifestyles and energy needs, including smart tariffs that reward customers for shifting usage away from peak demand periods. Dedicated products are available for electric vehicle owners, solar panel and battery storage adopters, and heat pump users, making it a one-stop energy partner for the modern, low-carbon home. Octopus Energy also supplies small, medium, and complex business customers with straightforward, green tariffs sold directly—cutting out brokers to keep prices fair. Its Kraken technology platform powers intelligent energy management, giving customers real-time insights and automated savings. The Octopus app makes it easy to monitor usage, switch tariffs, and submit meter readings. As one of Europe's leading investors in renewable energy, Octopus is actively working to reduce the UK's reliance on fossil fuels while passing savings on to customers.
Key Features
- Smart & Flexible Tariffs: Choose from fixed or flexible tariffs, including intelligent options that reward customers for using energy when the grid is under less stress.
- EV, Solar & Heat Pump Support: Dedicated energy products and tariffs tailored for electric vehicle owners, solar panel users, battery storage adopters, and heat pump households.
- Kraken Technology Platform: Octopus's proprietary Kraken platform enables smart energy management, real-time usage insights, and automated tariff optimisation.
- Business Energy Supply: Transparent, green tariffs for small to complex business customers, sold directly without brokers to ensure fair and competitive pricing.
- Award-Winning Customer Service: Rated 4.8 stars from nearly 800,000 Trustpilot reviews and a Which? Recommended Provider for nine consecutive years.
Use Cases
- Homeowners looking to reduce their electricity and gas bills by switching to a cheaper, transparent energy tariff.
- Electric vehicle owners who want a smart tariff that automatically charges their car overnight at the lowest possible rates.
- Solar panel and home battery users seeking a tariff that credits excess energy exported to the grid and optimises self-consumption.
- Small and medium businesses wanting a straightforward, competitively priced green energy supply without broker intermediaries.
- Environmentally conscious households aiming to support renewable energy investment while lowering their household energy costs.
Pros
- Consistently Competitive Pricing: Standard prices are historically cheaper than other large UK suppliers and below the government price cap, providing real savings for customers.
- Green Energy Leadership: One of Europe's leading investors in renewable energy, helping customers reduce their carbon footprint while supporting a cleaner grid.
- Excellent Customer Experience: Highly rated support team with fast response times, recognised repeatedly by independent consumer organisations.
- Smart Home Integration: Purpose-built tariffs and technology for EVs, solar, batteries, and heat pumps make it easy to automate and optimise home energy use.
Cons
- UK-Only Availability: Octopus Energy's residential and business supply services are currently limited to customers in Great Britain and a few international markets.
- Smart Meter Required for Some Tariffs: The most advantageous smart and time-of-use tariffs require a smart meter to be installed, which may involve a wait or scheduling delay.
- Variable Tariff Exposure: Flexible tariff customers can benefit from low prices but are also exposed to price increases when wholesale energy costs rise.
Frequently Asked Questions
How do I switch to Octopus Energy?
You can switch by entering your postcode on the Octopus Energy website to get a personalised quote. The switching process is handled entirely online and Octopus manages the transfer from your current supplier.
What smart tariffs does Octopus Energy offer?
Octopus offers several smart tariffs, including Intelligent Octopus (for EV drivers), Octopus Flux (for solar and battery users), and Agile Octopus (variable half-hourly pricing). These tariffs reward customers for flexible energy use.
Does Octopus Energy supply businesses?
Yes. Octopus supplies small, medium, and complex businesses across Britain with transparent, green energy tariffs sold directly—without broker fees.
Is Octopus Energy cheaper than other suppliers?
Octopus's standard prices have consistently been cheaper than those of other large UK suppliers and below the Ofgem price cap, though individual savings will depend on your usage and chosen tariff.
What is the Kraken platform?
Kraken is Octopus Energy's proprietary technology platform that powers smart energy management, billing, customer service automation, and real-time grid interaction. It is also licensed to other energy companies globally.
