Online tools

No account needed for the free tier.

Find the hourly rate you need to charge, after tax, CPP and HST.

Add or remove GST, HST, PST or QST for any Canadian province in one click.

Make a clean, printable invoice with GST/HST/PST worked out for your client's province.

Have a job and a side business? See the extra tax and CPP you owe and what to set aside.

Estimate the CPP, CPP2 and optional EI you will owe on self-employment income.

Paste your code and see every syntax error and common mistake, with line numbers. Free.

See your 2026 take-home pay after income tax, CPP and EI, per year, month and paycheque.

Work out the tax-free kilometre allowance with the CRA's 2026 rates: 73¢ then 67¢ per km.

Convert and pretty-print JSON, CSV and YAML. Nothing is stored. Free.

Make a QR code for a link, text or Wi-Fi network. Never expires, no tracking. Free.

Test a regular expression, see every match and group, and get a plain-English breakdown. Free.

Paste a cron schedule and see what it means and when it runs next, in your time zone. Free.

Every 2026 stat holiday for Ontario, federal workplaces and CRA due dates, plus business-day counts.

Estimate creator income from ads, sponsors and members, set sponsor rates, and check the GST/HST threshold.

Tools for other countries

US, UK, Australian and European versions, in local currency with each government's published rates.