Side-Hustle Tax Calculator (Ontario 2026)
Have a job and a side business? See how much extra income tax and CPP your side income adds, what you really keep, and what percentage of every side payment to put aside.
Related: CPP & EI calculator · GST/HST calculator · invoice generator
Free vs Pro
Free
- Extra income tax from side income
- CPP on side income after your job's CPP
- Set-aside percentage
- GST/HST registration check
No account needed. Nothing you type is saved. With a free account (no card): 2 full PDF/CSV exports a month, shared across all tools.
Pro adds
- Compare up to 3 scenarios
- Download a PDF report
- Export to CSV
- JSON API with your licence key
Get Pro: CA$5.00 CAD/month or CA$49.00 CAD/year · one plan for all our tools · cancel any time · secure Stripe checkout
About this tool
Side-Hustle Tax Calculator (Ontario 2026) is a free online tool from Crusader Empire: Have a job and a side business? See the extra tax and CPP you owe and what to set aside. Enter your job income and your side-hustle revenue and expenses. Using 2026 federal and Ontario brackets and self-employed CPP rules, the calculator compares your tax with and without the side income, so you see the real…
Free: Extra income tax from side income, CPP on side income after your job's CPP, Set-aside percentage. Pro adds: Compare up to 3 scenarios, Download a PDF report, Export to CSV.
Related tools: Freelancer Rate & Tax Calculator (Ontario 2026) · CPP & EI Calculator for the Self-Employed (2026) · Salary After Tax Calculator by Province (Canada 2026)
Related downloads: The Foundational Small Business Ledger: A Manual for Orderly Finances
Suggest an improvement / rate this tool
What would make Side-Hustle Tax Calculator (Ontario 2026) more useful? Bugs, missing features, confusing wording: our R&D team reads every suggestion. Nothing is offered in return, and we never publish reviews without permission.