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Calculators for the money decisions that actually matter.
Free Australian calculators for salary, income tax, mortgages, cost of living and personal finance. Calculate your take-home pay, mortgage repayments, affordability and more — with no signup required.
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Cost of Living Index
Compare 8 major Australian cities at a glance — no salary, no form, just a ranked score for housing, groceries, transport and utilities.
Cost of Living Explorer
Enter a salary, city and suburb to see rent, estimated savings, mortgage affordability and how it all compares — with a live salary-to-rent ratio dashboard.
Where Can I Afford to Live?
Enter your salary and household, then see which Australian cities you can comfortably afford — ranked by estimated monthly surplus.
Salary Calculator
Gross salary in, real take-home pay out — annual, monthly, fortnightly, weekly and hourly, with tax, Medicare levy and super broken out.
Income Tax Calculator
A bracket-by-bracket breakdown of tax owed on any income, plus your effective and marginal tax rate.
Mortgage Calculator
Repayments, total interest, and how the loan balance shrinks over time — from price, deposit, rate and term.
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More on the way
This repository will keep growing with more calculators for everyday money decisions. Check back, or watch the repo for updates.