Finance, Business & Real Estate

VAT / Sales Tax Calculator

Add tax, extract tax from a gross price, compare rates, and create a copyable invoice line for US sales tax, UK VAT, GST, and HST.

%
Sales Tax Amount
$7.50
Net Amount Before Tax$100.00
Gross Amount After Tax$107.50
Rate Used7.50%
Copyable Invoice LineNet $100.00 + Sales Tax $7.50 = $107.50

Calculated locally in your browser. Fast, secure, and private.

Add or remove tax from a price

This VAT and sales tax calculator handles the common pricing tasks people search for when preparing an invoice, checking a receipt, or comparing tax-inclusive and tax-exclusive prices.

Use it to add tax to a net amount, extract VAT or sales tax from a gross amount, or compare two rates side by side. Presets cover US manual sales tax, UK VAT at 20%, 5%, and 0%, Australia GST, and common Canada GST/HST rates.

How to use it

  1. Enter the price or invoice amount.
  2. Choose a tax preset or enter your own rate.
  3. Select add, extract, or compare mode.
  4. Copy the invoice line into your quote, email, or accounting note.

Example searches this page answers

  • "reverse VAT calculator"
  • "remove sales tax from total"
  • "add 20% VAT to price"
  • "GST inclusive and exclusive calculator"

Important limits

The calculator performs arithmetic on the rate you provide. It does not determine whether a product or service is taxable, exempt, zero-rated, or subject to a special local rule.

Frequently Asked Questions

Yes. Choose extract mode and enter the gross amount. The calculator divides by one plus the tax rate to estimate the net amount and tax included.

No. US sales tax is local, so the page uses a manual rate input. Enter the combined state, county, city, and district rate you want to apply.

Yes for arithmetic. It also creates a copyable invoice line. You are still responsible for applying the correct tax treatment for your product, service, and location.

Add mode starts with a net price and calculates the gross total. Extract mode starts with a gross tax-inclusive price and calculates the net price and tax included.