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DecisionLab is a free Australian financial calculator platform. Income tax, stamp duty, superannuation, FIRE planning, mortgage repayments, payroll tax, hourly conversions and 130+ more - all updated for FY 2025–26 with current ATO rates. Plus a directory of 73,000+ registered financial professionals from ASIC data. Built static, loads fast, no ads (yet), no sign-ups.
DecisionLab - Australian Calculators137 free Australian financial calculators.
Jarrod Eleft a comment
I'm Jarrod, the maker behind DecisionLab. The honest backstory: I kept hitting the same problem every Australian hits when trying to make a financial decision. Want to know your take-home pay after a pay rise? Three calculators give three different numbers. Want to figure out stamp duty in your state? Every bank has a calculator but they all funnel you toward their home loan. Want to compare...
DecisionLab - Australian Calculators137 free Australian financial calculators.