Clear, accurate tools for working out income tax, study loan repayments, GST and capital gains, built on current ATO rates, with the working shown every time.
Read the tax guides →Every tool is free, instant, and updated with official Australian Taxation Office rates.
Plain-English coverage of the tax changes that affect Australians.
Australia's tax system can feel complicated — progressive income tax brackets, the Medicare levy, study loan repayments, GST and capital gains tax all work differently. Our calculators do the arithmetic for you, using the official rates and thresholds set by the Australian Taxation Office, and explain each result in plain language.
Whether you're checking your take-home pay after a pay rise, working out a HECS-HELP repayment, adding GST to an invoice, or estimating the tax on selling shares, you'll get an instant estimate with a full breakdown. Many of our tools also let you choose a past financial year, so you can check older numbers when you need them.