Country hub
Australia Calculators
Every calculator here is built around a real Australian rule, rate or price — not a generic international formula. Rates are sourced from the ATO, Fair Work Ombudsman and state authorities, and reviewed every 1 July.
Pay, Contractor and Work
Work out contractor pay, ABN take home income, casual loading, penalty rates and pro rata salary under current Australian pay rules.
10 calculators →Tax and GST
Australian income tax, GST and HECS-HELP repayment calculators, kept current against ATO thresholds each financial year.
33 calculators →Savings, Interest and Investing
Compound interest, term deposit and capital growth calculators for Australian savers and investors.
2 calculators →Property and Real Estate
The real cost of buying, selling and holding Australian property, state by state.
3 calculators →Education and Study
Selective school, ATAR, WAM and HSC calculators built around Australian education systems.
4 calculators →Building, DIY and Energy
Building, renovation and energy calculators using Australian units and prices.
1 calculator →