Free Tax Calculators for the Self-Employed
Estimate your tax position in seconds
Small business owners and self-employed Canadians overpay every year — usually by missing deductions or guessing at what they owe. These free calculators estimate your position in seconds, using current CRA rates, so you know where you stand before you file.
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Tax Calculators
Self-Employed Tax Calculator
Work out your federal and provincial income tax and CPP as a self-employed Canadian for 2026.
Mileage Rate Calculator
Work out the CRA per-kilometre allowance using the 2026 provincial and territorial rates.
Home Office Calculator
Work out your CRA business-use-of-home deduction from your workspace size and home running costs.