Free Investment & Finance Calculators For Australians
Simple tools to calculate investments, property returns and financial outcomes.
Try one of our popular calculators now
Compound Interest Calculator
See how your investments grow over time
Mortgage Repayment Calculator
See your estimated mortgage payments instantly
Rental Yield Calculator
Calculate the rental return on your property
GST Calculator Australia
Instantly add or remove GST from any amount
Designed for Australians
InvestCalc.au provides calculators specifically designed for Australian users. Many financial tools online are built for international markets and may not accurately reflect Australian tax rules or property investment practices.
Our calculators aim to provide quick and easy estimates based on common financial scenarios relevant to Australians, including property investment calculations and GST estimates.
Explore Our Calculators
Use the buttons above to access our most popular calculators. New tools are regularly added to help cover more financial planning and investment scenarios.
Some of the most commonly used tools include:
Compound Interest Calculator
GST Calculator Australia
Mortgage Repayment Calculator
Rental Yield Calculator
These calculators are free to use and can help you better understand how financial decisions may impact your future.
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