Cut your bills with Britain’s cheapest fixed tariff
The energy price cap increased on April 1. You can now fix your rates for less and save around £250. Read more.
From April 1st, the Ofgem energy price cap increased to £1,849 per year for a typical home. That’s a 6% increase and 9% higher than at the same time last year.
Fix your prices now for less. For a typical home, this could shave over £200 off their annual energy bill compared to April's price cap rates.
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Already an Octopus customer? Fix your current prices via your dashboard.
Our standard prices have always been cheaper than any other large supplier.
We've won more awards for customer service than anyone else.
We're one of Europe's leading investors in renewable generation.
Officially the UK's most awarded energy supplier
Backed by the Energy Switch Guarantee, you can be confident that things will run smoothly and that you're making the right move.
The numbers behind the savings:
- Britain’s cheapest dual-fuel energy-only fixed tariff. We compared our rates to those on a leading comparison website at 9am 29 April 2025 using Ofgem medium consumption figures. Excludes time-of-use smart tariffs
- While prices change regularly, a typical dual-fuel annual quote is £1575 as of 29 April 2025.
- Ofgem announced the 2025 April price cap at £1,849 per year for a typical household who use electricity and gas and pay by Direct Debit.
- This means no matter if you're new to Octopus or a loyal customer, if you're currently paying price cap rates (on a variable tariff), a typical home could fix their energy prices now with Octopus to save over £250.
We're Britain's #1 choice for energy
From the 31st of October 2024, Octopus Energy is the company with the most household energy (defined as the sum of electricity and gas) accounts in Great Britain. This makes us the UK's most popular energy supplier.
As of the 31 October 2024, Octopus Energy became the leading supplier of household energy accounts (defined as the sum of electricity and gas) in Great Britain. The company served 12.9mn household energy accounts registered as live on supply, representing a 23.7% share of the available market. This share is 0.6 percentage points higher than the company with the second-largest share of household energy accounts.
Where the data comes from
The data comes from the Cornwall Insight Domestic Energy Market Share Survey, which tracks changes in key measures of supply competition. This includes the numbers of domestic electricity, gas and dual fuel accounts held by the competing suppliers in the 14 electricity distribution regions of Great Britain, and also in aggregate across the jurisdiction. The survey is based on detailed research by Cornwall Insight using a wide variety of industry and proprietary sources.
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