his add-on utility package is for use with plain AutoCAD (or Vertical application other than Architecture or MEP), version R2000 - R2016. It includes most features included in the AEC version, except for those that are specific to AEC. Some features, such as Auto-Layering, have been tailored for non-AEC use. This version also include some tools not found in the AEC version, such as Dimension tolerance tools.
The KCS Productivity Pack is now a free utility, which may be authorized upon purchasing. All features are included whether authorized or not.