Free UK Calculators

Quick, private and free โ€“ everything runs in your browser. Built on official 2026/27 rates from GOV.UK.

Stamp Duty Calculator (England, NI, Scotland & Wales)

Free UK stamp duty calculator for 2026/27. Work out SDLT (England & Northern Ireland), LBTT (Scotland) and LTT (Wales) with first-time buyer relief and second-home surcharges.

Student Loan Repayment Calculator

Calculate your UK student loan repayments for 2026/27. Supports Plan 1, Plan 2, Plan 4 (Scotland), Plan 5 and Postgraduate Loans โ€“ yearly, monthly or weekly.

VAT Calculator (Add or Remove VAT)

Free UK VAT calculator. Add VAT to a net price or remove VAT from a gross price at the 20% standard, 5% reduced or 0% zero rate.

Mortgage Repayment & Affordability Calculator

Free UK mortgage calculator. Work out monthly repayments for repayment or interest-only mortgages, total interest, a rate-rise stress test and how much you could borrow.

Car Tax (VED) Calculator

Work out UK car tax (Vehicle Excise Duty) from 1 April 2026: first-year rate by CO2, the ยฃ200 standard rate, the ยฃ440 expensive car supplement and EV tax.

Estimates only, not financial advice. No data leaves your device.