STLImporter 1.0 could be downloaded from the developer's website when we last checked. We cannot confirm if there is a free download of this software available.
According to the results of the Google Safe Browsing check, the developer's site is safe. Despite this, we recommend checking the downloaded files with any free antivirus software. The software is categorized as Photo & Graphics Tools. The following version: 1.0 is the most frequently downloaded one by the program users. The actual developer of the software is solid3dtech.
From the developer:
The STL Importer is a new feature for the Designer software, which allows users to convert 3D STL models, created from any 3rd party 3D graphics program, and change them into patterns for the use in the Designer software. Now you can take your 3D computer models and make them into 3D physical models!
You may want to check out more software, such as Wire Pilot Plugin, ImageVisu or AbsoluteDeNoiserFree, which might be related to STLImporter.