Mortgage Calculator | At a Glance

Repayment at a glance

Enter loan amount, annual rate, loan term, and normal payment frequency to see repayment and total interest. Add an optional extra monthly payment to model faster payoff.

Loan amount

Annual interest rate (%)

Loan term (years)

Normal payment frequency

Extra monthly payment (optional)

Normal payment —

Extra monthly payment —

Total interest —

Total paid —

Estimated payoff time with extra —

Principal & Interest uses M = P × r / (1 − (1 + r)⁻ⁿ), where P is loan amount, r is the interest rate for the selected normal payment period, and n is the number of normal payments.