UKDESK.

Mortgages & Property

Mortgages, SDLT, rental income and costs.

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Mortgages

Borrowing, repayments and switching deals.

Mortgage Calculator

Repayment · amortisation · interest

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Mortgage Affordability

How much can I borrow? + stress test

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Overpayment Calculator

Interest & years saved

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Remortgage Calculator

Saving vs fees · break-even

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LTV Calculator

Loan-to-value & rate band

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Buying

The full cost of buying, and whether to buy at all.

Stamp Duty (SDLT)

2025/26 rates · FTB · surcharges

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House Buying Costs

Total cash needed to buy

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Deposit Calculator

How much & how long to save

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Buy vs Rent

Net worth over time + break-even

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Owning & Investing

Equity, growth, yield and buy-to-let tax.

Home Equity

What you own + release

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Property Value Growth

Project value over time

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Rental Yield

Gross/net yield · ICR · ROI

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Buy-to-Let

Section 24 · SPV · ICR

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