Do Excel Like Calculations Without Excel

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

EssentialCalculate EssentialXlsIO

ICalcData interface

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

ICalcData interface

Only 3 methods And 1 event

CalcQuick simple

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

Easily specify related controls	Can use arbitrary objects
Supports both automatic manual calculations

CalcDataGrid simple

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

Do calculations DataGrid

Multiple DataGrids gridreferences

Extensive Function Library

Essential Calculate supports a flexible function library.

Contains library functions

List of functions

Extensible Function Library

The library is easily extended.

Easy add your own functions