There are a number of avenues for getting an estimate of your annual income tax calculation; An internet search reveals quite a number of online calculators. Some are bundled within software solutions, such as the ATO’s E-tax program.
The ATO’s online comprehensive tax calculator is an excellent tool. With all your tax details at hand, entering the information into the ATO online tax calculator would likely take around 30 minutes.
As a convenient alternative, we have a simple spreadsheet tax calculator which you can download for free.
By keeping the spreadsheet format very simple, this is best used is as a planning tool. Side-by-side comparisons can be set up with a bit of old-fashioned copy and paste. The spreadsheet is not protected, so you have maximum flexibility to edit or embellish it as you see fit, with all the advantages of MS Excel as the platform.
The tax calculators for 2011-12, 2012-13 and 2013-14 are bundled together in one MS Excel spreadsheet workbook.
The spreadsheet requires Microsoft Excel 1997-2003 for Windows PC version or later. At this stage we don’t support an Apple version. The spreadsheets are entirely formula-based, and contain no macros.