Downloading STL Viewer 3D 3.4.1 for Mac from the developer's website was possible when we last checked. We cannot confirm if there is a free download of this app 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 Design & Photo Tools. The actual developer of this Mac application is Afanche Technologies, Inc.
From the developer:
STL Viewer 3D allows you to view ASCII and binary format STL files. The app provides many 3D features including rotating, panning, zooming in/out, changing rendering color, choosing surface or wireframe rendering mode, etc. It also provides you information about your files, for instance, the file size, the height, width and depth of your model, total surface area, total volume, etc.
You may want to check out more Mac applications, such as StL viewer, 3D Object Viewer or Duke Nukem 3D, which might be related to STL Viewer 3D.
3D Design
3D Design