3 min

Mortgage repayment calculator

Enter the loan amount, the annual interest rate in the contract, and the term.

Plan the monthly burden and the total repayment before asking banks for an offer.

Enter your numbers

The result updates as you type.

Method and limitations

Uses equal monthly instalments, splitting the nominal annual rate into monthly periods. The stress test uses the same loan amount and term with your higher interest rate assumption.

Not a bank offer or an APR (THM) calculation, and doesn't include fees, insurance or rate changes.

This calculator is for information only. It is not legal, tax, financial or credit advice.

Source and verification

Last verified: 10 August 2026

This calculator only uses the numbers you enter; it doesn't rely on any external fee, tax rate or market average.

Looking for a flat, or letting one out?

KAU≤CIÓ keeps the whole rental process transparent, from the listing to settling the deposit.

Discover KAU≤CIÓ

Official resources

All resources →