Mortgage Overpayment Calculator

Model potential interest and term savings from overpayments.

Coming soon

This one is not built yet. The guides cover the same ground in the meantime.

What it does

Planned tool: compare overpayment scenarios against your mortgage balance and timeline so you can plan paydown priorities confidently.

Against your own numbers

An estimate is useful. Running it against your real accounts is better, and takes about ten minutes.