The zCalc Function Library, which is available as part of the zCalc Tool Box, is an addin to Microsoft Excel that allows you to perform estate, retirement, charitable, financial, and tax planning calculations right inside your own spreadsheet. It installs over 100 custom functions that work just like Excel's built-in functions, such as PV, FV, PMT, and so forth.

Until the advent of the zCalc Function Library, computer based estate planning required high cost, specialized applications and calculators. The zCalc Function Library changes the estate planning landscape by turbo-charging the software you already own. The zCalc function library plugs-in to your existing version of Excel and turns your spreadsheet into a power-packed estate, retirement, financial, and tax planning calculator. Start with a template provided by us in the Tool Box Templates or start from scratch and build your own estate planning models.

A spreadsheet function is a built-in formula that performs a specialized calculation within a spreadsheet cell. Each function accepts information, referred to as arguments, and returns a result. Functions are quick and easy to use. They allow you to build powerful spreadsheets. You can use a function by itself or combine it with other functions and formulas. For more information on how to calculate with functions, consult the documentation that came with your Excel spreadsheet.

The zCalc Function Library gives you proven, reliable calculations that you can count on. All you need to do is enter the right numbers into the right places. Within minutes, you can build high quality, client-pleasing spreadsheets that save you time and money. It’s simple and easy to use, and it’s fun!

The zCalc Function Library gives you freedom, flexibility, and full control over all your tax and estate planning presentations. You can quickly customize all work product to your clients’ differing needs. Now you can relieve those frustrations that come from using our competitors’ “canned” software products.