Elapsed 

A program made to count the elapsed time of different objects like billiard tables and calculating

its cost. It supports logging system. The number of tables is unlimited in full version.

Chronos is a time logging program for AutoCAD.

Chronos will log all users that access AutoCAD drawing files and provides comprehensive reporting tools for documenting AutoCAD usage.

The drawing data that is logged includes:
Creation Date
......

 Elapsed