Excellator
WYSIWYG engineering calculations in MS Excel, report generation.
...Excellator facilitates to process a MS Excel book which is a self-contained document and is fully operable independently of Excellator. Working style is WYSIWYG - all formulae and data are displayed in the computational table. Cell addresses are not used, only variable names are used instead.
Presentation http://prezi.com/6yrd0msgz9ch/?utm_campaign=share&utm_medium=copy&rc=ex0share
Quick start Demo http://excellator.ru/en/gallery.html
The Demo on the Multi-step and variation calculations http://excellator.ru/en/gallery1.html