A very interesting widget and apparently well done.
One correction that should be done is on the main window "meters" and "milimeters" are shown as M and MM, respectively.
The correct way to write them is m and mm, which is correct at the back of the widget.
I'll give a deeper try.
Learn how MacUpdate Desktop can install apps on MacUpdate with the simple click of the icon. Plus, keep all your apps updated. Play video...
Discover New Mac Apps. Save money with MacUpdate Promo & keep your Mac software secure and up-to-date with MacUpdate Desktop.