To aid division of assets under Australian Family Law. There are many resources to aid understanding of the property division/settlement process, the SA Law Handbook comes to mind, but few help with the calculations or how they map onto various elements in the court forms. As a result, parties risk negotiating without a clear idea of the assets in play, or how the division can be achieved. Closer to finalisation, the draft orders may be difficult to understand. After finalisation a poorly communicated division may lead parties to convince themselves that it was unfair. So here's a Google Sheet: Family Law - Property Division Calculator (AU) ... to help people reconceptualize the negotiations. It is, of course, free and you don't need to create a login (unlike some other online aids.)