What Is GST / VAT Calculator?

A free online GST and VAT calculator supporting tax rates for Australia, New Zealand, Singapore, India, UK, Germany, France, and 20+ other countries. Add tax to an amount or remove tax from a total. Custom rate option available for any tax percentage.

Why Use GST / VAT Calculator?

  • 20+ country presets with correct rates
  • Add (excl. → incl.) and Remove (incl. → excl.) modes
  • Custom rate for any percentage
  • Per-country tax label (GST, VAT, etc.)

How to Use GST / VAT Calculator — Step by Step

1

Choose to Add or Remove tax.

2

Select a country or enter a custom rate.

3

Enter the amount.

4

View the original amount, tax, and total.

Who Is GST / VAT Calculator Best For?

  • small business owners
  • accountants
  • freelancers
  • e-commerce sellers

GST / VAT Calculator — Frequently Asked Questions

What is the difference between GST and VAT?

GST (Goods and Services Tax) and VAT (Value Added Tax) are both consumption taxes. GST is used in countries like Australia and India, while VAT is more common in Europe. They function similarly in practice.

How do I remove GST from a total?

Select Remove mode, choose your country and enter the total including tax. The calculator will show the original amount before tax and the GST/VAT amount.

Ready to Use GST / VAT Calculator?

Free online tool — works in your browser, no sign-up required. Start using it right now.

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