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    Check my home energy costs

    Three short questions. You'll get an estimated annual cost, a comparison with similar UK homes and the next steps that actually apply to your household.

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    Where do you live?

    Your postcode lets us apply the right regional context. Optional — you can skip it.

    1. 1

      Answer three short questions

      Your postcode, your home and roughly what you spend. No sign-up.

    2. 2

      See your personalised summary

      An estimated annual cost, how it compares with similar homes and where money is going.

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      Take the most relevant next step

      Three prioritised actions, each with the reason it applies to your home.

    Continue Saving Money

    Free calculators picked for this topic.

    Energy Bill Calculator

    Enter your kWh usage, unit rate and standing charge for daily, monthly and annual totals.

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    Standing Charge Calculator

    What the daily standing charge costs you over a month and a year, gas and electricity.

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    Should I Switch Energy Supplier?

    Is switching worth it right now? A decision framework using the current cap and fixed-deal evidence.

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    Compare Energy Suppliers

    Independent PowerGuardian scores out of 100 for relevant suppliers, as at 28 September 2026.

    British Gas

    55/100

    The UK's largest supplier remains financially rock-solid but service and complaint metrics continue to lag the market, with smart-meter billing delays a recurring theme.

    Compare Supplier

    EDF Energy

    74/100

    EDF is a steady, financially robust supplier with mid-table service and fair fixed-tariff renewals. Few surprises in either direction.

    Compare Supplier

    Octopus Energy

    92/100

    Octopus continues to lead the UK market on customer service and complaint handling, backed by genuinely competitive smart tariffs and strong financial backing. The clear front-runner on our intelligence dashboard.

    Compare Supplier

    Frequently Asked Questions

    Quick answers to the questions people ask most about this topic.

    Free PowerGuardian Report

    Standing Charges Report

    A deep dive into the daily fixed fees on every UK bill — regional differences, drivers and the case for reform.

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