What GST / VAT Calculator helps you do
Add GST or VAT to a net price, or extract the tax component from a gross total using a rate you enter. Supports common currencies for quick invoices, receipts, and pricing spreadsheets — arithmetic only, not filing advice.
Calculations run in your browser. Haivix does not fetch tax tables or store your amounts.
How to use GST / VAT Calculator
- Enter the amount and tax rate, then choose tax-inclusive or tax-exclusive mode.
- Read net, tax, and gross totals, adjusting currency symbol if needed.
When to use it
- Back out VAT from a receipt total when only the gross price is shown.
- Quote a tax-inclusive shelf price from a net wholesale cost.
- Sanity-check GST on a line item before sending a client invoice.
What to know before you start
- Does not apply jurisdiction-specific exemptions, rounding rules, or filing obligations.
Frequently Asked Questions
No. It performs the arithmetic only. Exemptions, rounding, rates, and filing obligations vary by jurisdiction.