VATCalculatorUK.com provides free, accurate VAT calculation tools built specifically for UK businesses, freelancers, and sole traders — based on current HMRC rates.
All VAT rates used on VATCalculatorUK.com are sourced directly from HMRC GOV.UK. We update our tools whenever HMRC announces rate changes.
Our calculators use the exact formulas specified by HMRC: to add VAT multiply by (1 + rate), to remove VAT divide by (1 + rate).
This site is not affiliated with HMRC or HM Revenue & Customs. For official guidance, always refer to GOV.UK.
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VAT calculations are based on HMRC rates for 2026 and are for guidance only. Always verify with HMRC GOV.UK before filing your VAT return. This tool does not constitute financial or tax advice.