Plutocalc Designer Excel add-in uses spreadsheets as the graphical interface for the sizing models. It allows the user to integrate design inputs/results with other sizing tools or implement their own formulas and graphics.
This add-in is required only for performing calculations in the Plutocalc Designer server, the resulting data can be opened and manipulated in any Excel version with our without the add-in installed.
For more information about Plutocalc Designer, help or support, please visit the website: https://www.plutocalc.com/designer