VAT / GST Calculator

Add or extract VAT/GST at any rate, with common presets.

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About the VAT / GST Calculator

Add tax to a net price or extract the tax already inside a gross price, at any rate — with presets for common VAT/GST rates worldwide. Shows net, tax and gross clearly for invoices and receipts.

The reverse (extraction) mode answers the frequent question: "how much of this price is tax?"

How to use the VAT / GST Calculator

  1. Choose mode: add tax to net, or extract tax from gross.
  2. Enter the amount and tax rate (or pick a preset).
  3. Read net, tax amount and gross.

Common uses

Preparing invoices with correct tax Checking receipts and expense claims Cross-border pricing

Frequently asked questions

How do I extract VAT from a gross price?
Divide gross by (1 + rate/100): a $120 price at 20% VAT contains $20 tax — not $24. The tool applies this correctly.
What rates are common?
EU VAT is typically 17–27%; UK 20%; Australia GST 10%; India GST 5–28% by category.

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