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Built on Canada's own rules and rates

Canada Calculators and Tools

Calculators built for Canada: GST, HST, PST and QST by province, federal and provincial tax, and mortgage payments. Every tool links to its official source.

tools live
3
categories
3
more on the way
3
rates last checked
29 Oct

Featured Canada tool

GST/HST Calculator

Add sales tax to a price, or take it out of a total, for any Canadian province or territory. The calculator applies GST, HST, PST, RST or QST at the rates published by the Canada Revenue Agency, including Nova Scotia's HST of 14% since 1 April 2025, and shows each tax on its own line.

Tax Calculators Checked 29 Oct 2026 Runs in your browser
Open the GST/HST Calculator

Worked example

$100 in Ontario and Quebec. Ontario charges 13% HST, so $100 × 13% = $13 and the total is $113.00. Quebec charges 5% GST ($5.00) plus 9.975% QST ($9.98), so the total is $114.98. To remove tax from $113 in Ontario, divide by 1.13 to get $100.00.

Every Canada tool

Tax, bills, land, exams and more

Live tools open straight away. Tools marked Coming soon are being built and checked against the official source first.

Tax Calculators

1 live · 1 coming soon

GST, HST and provincial sales tax, plus federal and provincial income tax calculators.

Rates from the CRA and provincial finance ministries

Home and Auto

1 live · 1 coming soon

Mortgage payment and land transfer tax calculators in Canadian dollars.

Rates from the Interest Act and CMHC rules

Need another Canada calculator? Tell us what you calculate by hand today. Requests decide what we build next. Suggest a tool

Why trust the numbers

Checked against the official source

A calculator is only as good as its rates. Every Canada tool shows where its numbers come from and when they were last checked.

Source linked

Each tool links to the law, notice or tariff it uses.

Date shown

The last-checked date sits on every tool page.

Worked example

A step-by-step example lets you check the maths yourself.

Recently checked

Updated when a budget, tariff or price changes
DateToolSource
GST/HST Calculator
Hourly to Salary Calculator
Mortgage Calculator

FAQ

Canada tools, explained

Missing a calculator you need? Tell us and we will add it to the list.

Where do the rates come from?

Each tool links to the official notification, law or policy it uses, for example the Canada Revenue Agency for GST/HST and income tax, and provincial ministries for PST, and shows the date it was last checked.

How often are the rates updated?

Whenever the government or regulator changes them. CRA brackets and limits change every January, and provinces announce sales tax changes in their spring budgets.

Are these calculators free?

Yes. Every Canada tool is free, needs no account and works on mobile and desktop.

Are my numbers saved?

No. The calculators run in your browser, so the amounts, salary or marks you enter are never sent to us or stored.

Can I rely on the result for official filing?

Use the result as a careful estimate. For a tax return, invoice dispute or application, the official notice or the department always has the final word, which is why every tool links to its source.