GST is the same idea as VAT under a different name — Australia, New Zealand, India, Pakistan, Singapore and Canada all call it GST. Pick your country below; its rate is pre-filled.
Most countries call it VAT; a handful call the same tax GST. The calculators below cover every country that calls it GST, with the standard rate already entered — type in a different rate if your item qualifies for one. Countries that call it VAT are on the VAT calculators page instead.
Two systems to know: most GST countries charge one flat national rate. Canada is the exception: the federal rate is 5% GST, and each province either adds its own tax or folds it into a single HST — so the combined rate runs from 5% to 15% depending on the province.
Goods and Services Tax — a consumption tax charged on most goods and services. It is the same idea as VAT under a different name: the countries on this page call it GST, while most other countries call it VAT.
It is not, in substance — the same tax under a different name. Australia, New Zealand, India, Pakistan, Singapore and Canada call it GST. Countries that call it VAT are listed on the VAT calculators page.
The calculators on this page cover Australia (10%), New Zealand (15%), India (18%), Pakistan (18%), Singapore (9%) and Canada (5%), plus all 13 Canadian provinces and territories with their combined rates.
Harmonized Sales Tax — a single combined federal and provincial tax used in New Brunswick, Newfoundland and Labrador, Nova Scotia, Ontario and Prince Edward Island, at 13–15%. The other provinces charge 5% GST plus a separate provincial tax.
Quebec Sales Tax — 9.975%, charged on top of the 5% federal GST, for a combined 14.975%. The Quebec calculator handles the combined rate.
There is no single GST rate worldwide — every country sets its own, from 5% in Canada to 18% in India and Pakistan. Pick a country below to get its rate.
Yes — unlimited calculations, no signup, no watermark. Everything runs in your browser; nothing you type is uploaded anywhere.
Rates verified October 2026 · Source for Canada: Canada Revenue Agency — Charge and collect the GST/HST, and the country guides linked on each calculator.
