Independent developers and Trimble invest millions in SketchUp. Piracy hurts future development.
Prior to 2020, SketchUp utilized what is now referred to as a "Classic" licensing system. This operated on a basis. The mechanics were straightforward: a user would pay a one-time, substantial fee to purchase a license. In return, they received a serial number and an authorization code that would unlock the software on their specific machine. sketchup pro 2019 classic license free