Compound Interest Calculator (AU)
Calculate compound interest on savings or investments in Australia. See how your money grows over time with different rates and compounding frequencies.
The power of compounding
A = P(1 + r/n)^(nt) + PMT × [((1 + r/n)^(nt) - 1) / (r/n)]. At 7% annual return, $10k doubles in ~10.3 years (Rule of 72: 72/7 = 10.3). Adding $200/month for 30 years turns that $10k into $251k — of which $82k is deposits and $169k is pure compound growth.
This calculator provides estimates only and does not constitute financial advice. Verify results with a qualified professional.