Last updated 2mo ago

MATTHEW MARSH

Report updated May 10, 2026

UK Mortgage Calculator 2026/27

For prospective homebuyers, property investors, and existing homeowners in the UK looking to model mortgage repayments and tax liabilities.

ByMATTHEW MARSH

Finance

Overview · Full Intel report in progress

What is UK Mortgage Calculator 2026/27?

UK Mortgage Calculator 2026/27 is a financial utility designed to help users model mortgage scenarios and calculate property-related taxes. It stands out by integrating regional Stamp Duty, LBTT, and LTT rules alongside advanced features like LTV tracking and rental yield analysis.

Current Momentum

- Improved UI and bug fixes - Updated for 2026/27 Tax year

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What makes this app unique?

What Does It Look Like?

What Are The Key Features?

Mortgage ModelingStandard

Calculates repayment or interest-only mortgages while accounting for deposits, interest rates, terms, and overpayments.

Regional Tax CalculatorStandard

Estimates Stamp Duty, LBTT, and LTT across England, Northern Ireland, Scotland, and Wales, including specific relief and surcharge rules.

Fixed-Deal InsightsStandard

Visualizes equity growth, interest paid, and estimated end-of-fix Loan to Value (LTV) ratios.

Stress TestingStandard

Allows users to simulate the impact of interest rate changes on their monthly mortgage repayments.

How much does it cost?

Free

Who Built It?

MATTHEW MARSH

★★★★★

(5K)

Providing specialized financial and business calculators for the UK market. Streamlining complex tax, payroll, and expense calculations for professionals.