Switch to Octopus Energy: tariffs, rates and £50 referral code
Compare Octopus Energy with clear tariff guides, live rates, practical tools, a knowledge base and independent articles. If Octopus fits your home, our referral link can get you £50 credit once your switch is complete. Existing customer? Find out how you can benefit too. T&Cs apply (only one switching offer per household).
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Trustpilot from 851,000+ reviews
9 yrs
Which? Recommended in a row
8 million
UK customers
Live
postcode tariff rates and tools
Tools & calculators
See what Octopus actually charges
Live tariff rates for your postcode, plus tools to narrow down the tariff that fits your setup.
Guides & reference
Understand what you're signing up for
Plain-English breakdowns of every tariff, switching guides and answers to the questions people actually ask.
Tariff guides
Agile, Go, Tracker, Flux, Cosy. What each one means in plain English.
How to switch
Step by step. Takes five minutes and your energy never gets cut off.
Octopus vs other suppliers
How Octopus stacks up against British Gas, EDF, OVO, E.ON and Scottish Power.
Solar & battery guide
Flux, Agile export, SEG rates and the live checks that matter if you generate your own power.
Which tariff suits you?
Answer a few questions about your household and narrow down the tariffs that may fit.
Choose by situation
Start from your real setup: EV, solar, fixed tariff ending, heat pump or switching from another supplier.
FAQ
Common questions about switching, the £50 credit, tariffs and smart meters.
Knowledge base
Deep dives into EV charging, solar panels, smart meters, billing and more. Everything you'd want to know before and after switching.
Ready when you are
Already decided on Octopus?
Use our referral link when you are happy the tariff fits. It explains the £50 credit, the key conditions and what to check first if you still want a quick sense check.
Articles
News, explainers and opinions on Octopus Energy
Tariff changes, practical guides and the occasional opinion piece. Some are based on direct experience, others are broader explainers about what changed and why it matters.
My honest Octopus Energy review
What I actually think after years as a customer. The good parts and the bits that annoy me.
Can a plug-in hybrid use Octopus Go or Intelligent Go?
Check plug-in-hybrid eligibility for Octopus Go and Intelligent Go, charger compatibility and the whole-home costs before switching.
Cosy or Intelligent Octopus Go for an EV and heat pump?
Compare Cosy and Intelligent Octopus Go for a home with an EV and heat pump, using winter heating, home charging and current local quotes.
Two electric cars on Intelligent Octopus Go: what to check
Check which car combinations Intelligent Octopus Go supports, how Ohme profiles differ from direct connections and what to compare before switching.
Gas isolated during an Octopus smart-meter visit: what next?
What to ask if a gas appliance or supply is isolated during an Octopus smart-meter appointment, with safe next steps and professional follow-up.
British Gas Energy Trust: can Octopus customers apply?
Can Octopus customers get help from British Gas Energy Trust? Check the supplier-fund refusal rule, debt limits and documents before applying.