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Fast, accurate calculators for mortgages, stamp duty, affordability and more. Built for buyers, sellers and investors worldwide.

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Mortgage repayment

Calculate your monthly repayments, total interest and see a full amortisation schedule.

UK & US
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Stamp duty

Instant stamp duty calculation including first-time buyer relief, second home and BTL surcharges.

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Affordability

Find out how much you can borrow based on your income, including self-employed SA302 calculations.

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Buy-to-let yield

Calculate gross and net rental yield, ROI and monthly cashflow on any investment property.

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Overpayment

See how much interest you save and how many years you cut off your mortgage by overpaying.

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Remortgage savings

Compare your current rate against a new deal and see exactly how much you would save.