If you decide to subscribe, SketchUp Pro is approximately $399/year .
If you are a student or educator, you can often access SketchUp via G Suite or Microsoft Education for free.
The SketchUp Pro Trial gives you full access to desktop features, including LayOut , which is essential for developing professional papers and 2D documentation. Developing a Paper with SketchUp (LayOut)
A web-based version that allows for 3D modeling and basic presentation directly in your browser.
Use the LayOut Interface to import your 3D SketchUp files into a 2D page environment.
If you need to use SketchUp for a paper or academic project without the high cost of a Pro license, consider these official options: