CalcIt

CalcIt is a small, versatile and freeware programming tool to be used by power computer users and programmers to process quickly and conveniently numeric, alphanumeric data and text files, to handle programmatically directories and their files and compose small utilities to run immediately without delays and prerequisites.

It is also a calculator and more than that a tool to create custom calculators that can run inside CalcIt's environment or independently. It provides a graphical environment of work where the user can write and execute code in a special simple language and display results in the same place.