Run the numbers behind your business
Work out what to charge per hour, check your margins and break-even point, track billable time and expenses, set payment terms and estimate self-employment tax. Every calculator shows the formula and a worked example, so you can check the maths yourself.
Frequently asked questions
Are the calculators free?
Yes. All calculators are free, instant and work on any device. No sign-up is needed.
Are the tax figures up to date?
Tax-related calculators use the latest rates we could confirm from official sources, noted on each page. Always check with a tax professional for your situation.
Do the trackers save my data?
The time and expense trackers save entries in your browser on this device only. Export to CSV whenever you want a copy.