A powerful web-based version that allows you to model in your browser. It doesn't require a serial number and saves your work to the cloud.
Trimble will email you your specific Serial Number and Authorization Code. Final Verdict
Cracked versions often lose access to the 3D Warehouse , Extension Warehouse , and Add Location features, which are the backbone of a productive SketchUp workflow. The Shift to Subscriptions
Genuine SketchUp Pro 2019 licenses have a seat limit (usually two computers). Once those seats are filled, the code becomes useless for anyone else.
Trimble offers a 30-day trial of the latest SketchUp version. This gives you full Pro functionality with no strings attached for a month. What if you lost your 2019 License Info?
Today, most users sign in with a (email and password) rather than entering long strings of numbers. If you are looking for 2019 specifically, it may be because you own a "Classic License," but even these require official validation through Trimble's servers. How to Get SketchUp Legally (and for Free)