Free UK Tax Tools

Free UK Tax Calculators

Quick, free calculators for UK VAT and Corporation Tax — no account or registration required.

Free Tools
Free Tool

UK VAT Calculator

Add or remove VAT at 20%, 5% or 0% from any amount and see the net, VAT and gross figures instantly.

Free • No sign-up Open tool →
Free Tool

UK Corporation Tax Calculator

Work out your Corporation Tax at 19%, 25% or with marginal relief, including associated companies and short accounting periods.

Free • No sign-up Open tool →

Automate the calculations with ETaxFlow

MTD-ready VAT data and a live Corporation Tax provision, generated from your own ledger.

See ETaxFlow UK →