Use our handy calculators to get a snapshot of buying a home figures – from costs and how much you can borrow to budgeting, saving and more. Your Smartline mortgage broker can tell you exactly where you stand and what’s possible.


How much can I borrow?

Discover your maximum borrowing power across 25 different lenders.

Use our how much can I borrow calculator


Making extra repayments

See what effect extra repayments will have on reducing your loan.

Use our extra repayments calculator


Home loan repayments

Work out your home loan repayments by the week, fortnight or month

Use our home loan repayments calculator


Investment property cashflow

Get the most out of your investment property without poor cashflow, use our calculator


Costs of buying a home

See all the costs of buying and financing your new home.
Use our costs of buying a home calculator


Income tax calculator

Find out how much tax you need to pay at different income levels.

Use our income tax calculator


Where can I afford to buy in Australia

See all the suburbs in each state where you can afford to buy.

Use our where can I buy a home calculator


Stamp duty calculator

Find out how much stamp duty will cost for your property.

Use our stamp duty calculator


Compare different home loans

Compare two home loans costs and savings using our loan comparison calculator.

Use our home loan comparison calculator


Budget planning

Create a personal budget using our detailed budget planner calculator.

Use our budget planner calculator


Saving for your home

Figure out how much you can save using our simple savings plan calculator.

Use our saving plan calculator


Making a lump sum extra repayment

See what effect making a lump sum extra repayment will have on reducing your loan. Use our lump sump repayments calculator.

Use our lump sum calculator


Principal & interest repayments

See how much of your repayment is interest and how much is principal at different stages of your loan.

Use our principal and interest repayments calculator


Split home loan calculator

Calculate your repayments and total interest under different fixed and variable rate scenarios.

Use our split home loan calculator

Find out how David Alderdice can help you