Energy Bill Calculator
Estimate your annual gas and electricity costs from your usage.
Standing Charge Calculator
See how daily standing charges add up across the year.
Price Cap Guide
How the Ofgem energy price cap works and what it means for you.
Average UK Energy Bills
Typical UK gas and electricity bills by home size and usage.
Fixed vs Variable Tariffs
Compare fixed and variable tariffs to decide what suits you.
Why Energy Bills Change
The market forces behind rising and falling UK energy prices.
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Latest Reports
Supplier Tools
Explore the Knowledge Centre
Switching Supplier Hub
Compare suppliers, check performance and switch with confidence using PowerGuardian's independent supplier tools and guides.
Energy Saving Hub
Practical ways to use less energy and spend less — from appliance running costs to efficiency scoring and smart saving devices.
Smart Meters Hub
Everything about UK smart meters — how they work, common problems, generations explained and tools to track your usage.