Mortgage calculators
See what overpaying saves you and how much you could realistically borrow, with the assumptions shown rather than hidden.
- Mortgage overpayment calculator Put in what you can afford each month and see the interest saved and the years knocked off the term.
- Mortgage affordability calculator There is no single correct answer to how much you can borrow. Here is the realistic range, and what each level costs per month.
Other calculators
- Salary and tax calculators — Work out take-home pay, the tax on a company car and what a redundancy package is worth after tax, for the 2026/27 tax year.
- Property tax calculators — Stamp duty across England, Scotland and Wales, plus Capital Gains Tax when you sell a property that is not your main home.
- Business tax calculators — Compare trading as a sole trader with running a limited company, and check whether the VAT Flat Rate Scheme is worth joining.