GST / VAT Calculator
Add or remove GST/VAT from any amount at any rate.
GST and VAT are taxes added to the price of goods and services.
About GST / VAT Calculator
Add GST or VAT to a price, or work backwards to remove it from a tax-inclusive amount. Enter your own tax rate, use quick presets, and see the tax amount, net and gross totals, plus an optional CGST/SGST split. A free tax calculator for invoices, quotes and shopping.
GST and VAT are taxes added to the price of goods and services. This calculator adds tax to a pre-tax amount or works backwards to remove it from a tax-inclusive price, at any rate you enter. It also shows an optional CGST/SGST split for Indian-style invoices.
How to use GST / VAT Calculator
- Choose Add tax or Remove tax.
- Enter the amount and the tax rate that applies — or tap a preset rate.
- Read the tax amount, the amount before tax and the total including tax.
- Turn on the CGST/SGST split if you need the tax shown as two equal halves.
Key features
- Add or remove GST/VAT at any rate you type in.
- Quick preset rates as shortcuts (0, 5, 12, 18 and 28%).
- Optional CGST/SGST split.
- Ten currencies with correct formatting.
Common use cases
- Pricing products and services with tax included or excluded.
- Checking the tax portion of a supplier bill.
- Preparing figures for quotes and invoices.

