Disclaimer

Last updated: April 2026

Estimation Tool Only

Bills Estimator UK (utilitybillcalculator.quest) provides estimates only. All calculations are based on average UK consumption data, current Ofgem price cap rates, and national average water rates. Your actual utility bills may differ significantly from our estimates.

Not Financial Advice

Bills Estimator UK is not authorised or regulated by the Financial Conduct Authority (FCA). We do not provide financial advice, energy switching services, broker services, or any form of regulated financial activity. Nothing on this website should be construed as financial advice.

Accuracy Limitations

While we update our rates quarterly in line with Ofgem price cap reviews, we make no guarantee of accuracy. Factors that can cause your actual bills to differ from our estimates include:

  • Your specific energy tariff (fixed, variable, or prepayment)
  • Property insulation quality and EPC rating
  • Individual usage habits and appliance efficiency
  • Regional water company rates (which vary significantly)
  • Payment method (direct debit, prepayment, quarterly billing)
  • Seasonal variation in energy consumption

A variance of 15-25% from our estimates is normal for most UK households.

No Affiliation

Bills Estimator UK is an independent estimation tool. We are not affiliated with, endorsed by, or commercially connected to any energy supplier, water company, price comparison service, or switching provider. We receive no commission, referral fees, or other financial incentives from utility companies.

Beta Service

This is a beta service in active development. Features, calculations, and content may change without notice. Always verify estimates with your actual energy or water supplier before making financial decisions.

External Links

Links to external websites (including Ofgem, Citizens Advice, and other resources) are provided for convenience and informational purposes only. We do not endorse and are not responsible for the content, accuracy, or practices of linked third-party sites.

Limitation of Liability

To the fullest extent permitted by law, Bills Estimator UK shall not be liable for any loss or damage arising from the use of or reliance on information provided by this website, including but not limited to direct, indirect, incidental, consequential, or punitive damages.

Important: If you need advice on energy bills, tariffs, or switching suppliers, contact Citizens Advice or visit Ofgem for official guidance.