Join the UK’s most popular energy supplier
5-star customer service
Outrageously good service with a 4.8 rating on Trustpilot.
Drive cheaper
Fill up for a tenth of the price of a traditional car with Octopus Go
Join Octoplus
Get weekly rewards and more with our rewards programme.
Claim a year’s free charging
If you've ordered a brand new Dacia Spring, you're eligible for free home charging for a year when you sign up to Octopus Go.
Claim 5,000 miles worth of credit on your Octopus Energy account. If you're eligible for this offer you'll get a unique promo code via email from Dacia UK when your vehicle is registered.
The energy tariff that puts you in control
Octopus Go
The smart tariff with super cheap electricity between 00:30-05:30 every night
Quality you can trust
“They were quick and efficient with what I had asked for and was open to anything I said.”
Elta, Dec 2024
Easy and efficent
“Very easy and efficient. No hassle or stress. Everything was clearly explained.”
Nunez, Dec 2024
Always 100%
“Having access to your account 24/7 showing your usage always helps as a customer.”
Gem, Dec 2024
Why Octopus?
2025 · 2024 · 2023 · 2022 · 2021 · 2020 · 2019 · 2018
Great value for the long term
Our standard prices have always been cheaper than any large supplier
2024 · 2023 · 2021 · 2020 · 2018
The UK's most awarded energy supplier
We've won more awards for customer service than anyone else.
Respecting the Environment, Animals & People
Energy for a cheaper, greener future
One of Europe's leading investors in green energy
Don't take our word for it.
As featured by
“Octopus Energy can save you money - and it's better for the environment, too”
“The only firm to achieve a five-star rating for overall customer service”
“Octopus is the answer to a broken, inefficient market”
“Octopus Energy raises $800m and aims to create 3,000 green jobs in UK”
“Octopus customers can get free cinema tickets, hot drinks and days out”
“Octopus Energy to invest £15.5bn in offshore wind projects by 2030”
