Free UK property tools
Run the numbers before you commit.
Stamp duty, borrowing power, yields — instant, in your browser, nothing stored. Calculators give the ballpark; a valuation gives the address-specific answer.
SDLT · LBTT · LTT
UK Stamp Duty Calculator (2026)
Work out stamp duty in any UK nation in a few clicks — including first-time-buyer relief, the 5% additional-property surcharge and the 2% non-resident surcharge.
Open the calculator
LTV · AFFORDABILITY
Mortgage Affordability Calculator (UK)
How much house can you borrow for? Enter income, deposit, interest rate and term and see the maximum loan, the monthly repayment and the total interest bill.
Check affordability
YIELD
Rental Yield Calculator (UK, Gross + Net)
Punch in rent, price and the real running costs. Get gross and net yield in pounds and percentages — the number that actually matters for buy-to-let.
Calculate yield8 pre-filled variants
Ballpark vs address-specific
Calculators average the market. The valuation reads your house — photos and all.
ALL TOOLS RUN IN YOUR BROWSER — NOTHING STORED
INDICATIVE GUIDANCE — NOT FINANCIAL ADVICE