Canada income, a simple and handy app to calculate the final price of an item. It displays the sale price, the taxes and the final price for one or several items. The app has an info window, where it explains the value of the taxes, according to the province/territory you choose. Every province and territory has a GST, PST, HST or QST. (It has different rates according to the province.) - GST: Goods and services tax. - PST: Provincial sales taxes (QST: Quebec Sales Tax, in Quebec). - HST: Harmonized Sales Tax. It is a combination of the two taxes. Some provinces adopt this regime instead of having GST & PST altogether.