💼 Business

VAT Calculator

Add or remove VAT from any amount. UK standard (20%), reduced (5%), zero rate or custom. Full net/VAT/gross breakdown.

The VAT Calculator is a free online tool that helps you add or remove vat from any amount. uk standard (20%), reduced (5%), zero rate or custom. full net/vat/gross breakdown It runs in your browser with no sign-up, downloads, or installation needed. All processing happens locally — your data stays on your device.
VAT Calculator
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How to use

1

Add or remove VAT

"Add VAT" starts from a net (ex-VAT) amount and calculates the gross price. "Remove VAT" starts from a gross (inc-VAT) price and works out the net amount and VAT portion. Use standard (20%), reduced (5%) or any custom rate.

2

Common uses

When quoting clients, add 20% VAT to your net fee. When checking a supplier invoice, remove VAT to see the true cost. The breakdown shows net, VAT amount and gross for clear record-keeping and accounting.

💡 Did you know?

UK standard VAT is 20% (since 2011). The 'add VAT' multiplier is 1.20; the 'remove VAT' divisor is 1.20, which is why dividing by 0.80 doesn't work — the inclusive price is 120%, so VAT is 1/6 of the inclusive total, not 20% of it.

Reviewed for 2026. Built by a UK-based qualified primary teacher and FA Level 2 coach as part of 247QuickTools' free utility-tools project.