
Mortgage Calc: fast and simple
Realtime repayment calculator
0 ratings
Free
In-App Purchases
About
A fast and easy to use mortgage repayment calculator. The calculations are made in realtime for instant results; it's simple to see the effect of different deposits, terms, rates and overpayments. Get detailed annual breakdowns of repayments, balances and interest paid. See the effect of monthly overpayments and quickly calculate how much earlier the mortgage can be paid off. Also calculate UK stamp duty, land transaction tax land and buildings transaction tax.
For a no-nonsense, one-time unlock fee, Pro Access allows multiple interest rates to model rate changes over time. This lets you know what your costs might be when your fixed deal ends. Pro Access also enables detailed breakdown reports to be exported for the planners amongst you.
This calculator is for estimation purposes only and we are not liable for calculation errors - please consult a financial professional for official mortgage figures.
Show more
What's New in Mortgage Calc
1.0
October 8, 2025
1
In-App Purchases
$4.99
Pro Access
Unlock everything








