Free UK Property Calculators 2026/27
Solar panels, gas rates, conservatory roofs, land registry fees, lease extensions, tarmac and wallpaper. Practical tools for UK homeowners and landlords.
Solar Panel Calculator
Estimate solar panel savings, payback period and ROI.
Gas Rate Calculator
Convert gas meter readings to kWh and calculate cost.
Conservatory Roof Calculator
Estimate conservatory roof replacement cost by size.
Land Registry Fee Calculator
HMLR registration fees for property purchases 2026.
Lease Extension Calculator
Estimate lease extension premium under the Leasehold Reform Act.
Tarmac Calculator
Tarmac quantity and cost per square metre for driveways.
Wallpaper Calculator
Rolls of wallpaper needed for rooms of any size.
Stamp Duty Calculator
SDLT for England & NI: main homes, first-time buyers, second homes.