Mortgage Calculator+

Work out monthly mortgage payments, total interest, overpayment savings and payoff time in seconds.

Mortgage Calculator helps you understand the real cost of a mortgage before you commit.

Enter the property price, deposit, interest rate and term to get a clear breakdown of your mortgage. Switch between repayment and interest-only, test monthly overpayments, and see how your balance falls over time.

The app is built to be fast, simple and genuinely useful, whether you are buying your first home, comparing deals or checking how much overpaying could save you.

Features: • Calculate monthly or annual mortgage costs • Compare repayment and interest-only mortgages • See loan amount, deposit share and loan-to-value instantly • Estimate total interest paid across the term • Add monthly overpayments and see the time and interest saved • View a clear visual payment split and balance trajectory • Include monthly fees for a more realistic cost view • Check payment size against annual income for a quick affordability sense-check • Saves your last-used values for faster repeat calculations

Mortgage Calculator is designed for quick estimates and planning. It does not provide financial advice, mortgage advice or lender-specific affordability decisions.