Property Investment Calculators
Run the numbers the way lenders and serious investors do — all four calculators are free to use, with no sign-up required.
Rental Yield Calculator
Gross and true net yield after running costs
Net yield here is calculated on the purchase price after management, voids, maintenance, insurance and service charges. It excludes mortgage costs — use the Deal Analyser for a full mortgaged return.
Stamp Duty (SDLT) Calculator
England & Northern Ireland · 2026 rates
BRRR Calculator
Buy · Refurbish · Rent · Refinance
Deal Analyser
Full buy-to-let return & stress test
EPC C 2030 Calculator
Address-level upgrade cost · deadline 1 October 2030
Every private rented home in England and Wales must reach band C by 1 October 2030. Enter a postcode to read the property's own lodged energy certificate and see what the upgrade is likely to cost — measure by measure, not a generic estimate by band or region.
Open the EPC C 2030 calculator