Calculators

Choose a calculator to get started. All calculators have been updated with the Budget 2025 rules and effective in April 2026 (dividend tax changes) and April 2027 (property and savings income tax changes).

Advanced Mortgage Calculator

Estimate your monthly mortgage payments and total costs for UK property investments.

Stamp Duty Calculator

Calculate stamp duty (SDLT, LBTT, LTT) for UK property purchases.

Rental Yield Calculator

Calculate gross and net rental yields for UK buy-to-let properties.

Budget 2025 Impact Calculator

Calculate your personal tax impact from Budget 2025 in three steps.

Compare Tax Years

Compare UK property tax across 2025-2027 tax years.