Free tools

Calculators for self-employed Canadians, built from the same rules the app uses. No sign-up, no cookies, nothing tracked.

GST/HST quick method calculator

Should you elect the GST/HST quick method? Enter your sales and the tax you paid on expenses, see both remittances side by side.

Sales tax calculator (GST/HST/PST/QST)

Add GST/HST/PST/QST to a price, or pull the tax out of a receipt total, for every province.

Vehicle expense calculator (T2125 Chart A)

Your deductible vehicle costs the CRA way: actual costs × business-use percentage, plus parking, with the current caps.

T2125 expense lines, explained

Every T2125 expense line with what belongs there and the common mistakes.

This is general information, not tax advice. Your situation may differ; confirm with your tax preparer or the CRA.