Command: SUMA (Sum Area)
Measures total area of selected objects and copies it to clipboard (hatches, polylines, regions etc.). Value can be then pasted into another program by CTRL+V. Objects can be preselected, the application then filters objects without area property.

Command: SUML (Sum Length)
As above but measures total length.
Supported object types of autocad and autocads verticals:
line, spline, lwpolyline, polyline, arc, circle, ellipse, aecb_ductflex, aecb_pipefitting, aecb_pipe, aecb_duct, aecb_ductfitting, aecb_pipecustomfitting, aecb_ductcustomfitting, aec_wall, aecb_conduitfitting, aecb_cabletray, aecb_conduit, aecb_cabletrayfitting, aecb_wire, aecb_schematic, aecb_schematicsymbol, aecb_schematic_pipe, aecb_schematicpipefitting
Function excludes objects that do not match any of mentioned above types.

Command: SUMSETTINGS
Opens dialog windows with options to set and save default decimal symbol of the value returned by SUMA and SUML commands and DivideBy / MultiplyBy Factor.  The user can also specify if the objects should be highlighted on the exit.

The installer that ran when you downloaded this app/plug-in from Autodesk App Store will start installing the app/plug-in. OR, simply double-click the downloaded installer to install the app/plugin. You may need to restart the Autodesk product to activate the app/plug-in.

To uninstall this plug-in, exit the Autodesk product if you are currently running it, simply rerun the installer, and select the "Uninstall" button. OR, click Control Panel > Programs > Programs and Features (Windows 7/8.1/10) and uninstall as you would any other application from your system.