All Mortgage & Property Calculators
All tools →Mortgage & Property
Mortgage Repayment
Monthly payments and full amortisation schedule.
Mortgage & Property
Stamp Duty
Transfer tax for UK, Ireland and EU countries.
Updated 2026
Mortgage & Property
Rental Yield
Gross and net yield on buy-to-let properties.
Mortgage & Property
Mortgage Affordability
How much can you borrow? Income multiple, stress-test and LTV.
Mortgage & Property
Mortgage Overpayment
See interest and time saved by overpaying — monthly extra or lump sum.
Mortgage & Property
Buy vs Rent
True cost of buying versus renting — mortgage interest, equity and opportunity cost.
About Our Mortgage & Property Calculators
All CalcWhizz mortgage & property calculators are free, accurate and GDPR compliant. Calculations run entirely in your browser — no personal data is stored or shared. Formulas are independently reviewed by qualified professionals and updated annually.
Important Note: This tool is intended to provide estimates and should not be used as a substitute for professional advice. Information generated by these calculators may be incomplete and does not account for all individual circumstances. Always seek the counsel of a certified expert (such as a financial advisor, healthcare provider, or licensed engineer) before taking action based on these results.