Do Excel Like Calculations Without Excel

When used with Essential XlsIO, Essential Calculate gives you Excel functionality without Excel.

Essential Calculate + Essential XlsIO

ICalcData interface for your custom data objects

Almost any custom object can support calculations implementing Essential Calculate's ICalcData interface.

ICalcData interface

Only 3 methods and 1 event

CalcQuick - simple to use Windows Forms support

The CalcQuick class in Essential Calculate gives you easy way to add calculation support to your objects.

Easily specify related controls	Can be used with arbitrary objects
Supports both automatic and manual calculations

CalcDataGrid - simple to use Windows Forms DataGrid support

When used with Essential ExcelRW, Essential Calculate gives you Excel functionality without Excel.

Do calculations with DataGrid

Multiple DataGrids with cross grid references

Extensive Function Library

The CalcDataGrid class in Essential Calculate gives you easy way to add calculation support to a Windows Forms DataGrid.

List of functions

Easy to add your own functions