Downloading unofficial "portable" software from third-party sites carries heavy risks: Downloading older versions | SketchUp Help
The 2015 release improved the speed and interface of the 3D Warehouse, making it easier to download pre-made components like furniture, plants, and vehicles. Key features of the 2015 series included: 64-Bit
Some older Ruby scripts/plugins only work correctly on older versions of SketchUp. No crack required, and it’s legal
This specific maintenance release focused on performance stability and minor bug fixes following the major 2015 launch. Key features of the 2015 series included: 64-Bit Support No crack required
Trimble released as a free desktop version for non‑commercial use. It’s very similar to Pro 2015 but missing a few export options (e.g., DWG). You can still find the official installer on trusted archives (but verify file hashes). No crack required, and it’s legal.
Overall, Google SketchUp Pro 2015 15.2.687 Portable is a powerful and versatile 3D modeling software that offers a wide range of features and tools for creating, designing, and visualizing 3D models.