RealViewer 3.11 was available to download from the developer's website when we last checked. We cannot confirm if there is a free download of this software available. This free program is a product of Jaromir Sivic.
The following versions: 3.1 and 1.0 are the most frequently downloaded ones by the program users. The default filenames for the program's installer are realconverter.exe, realplay.exe, realtrimmer.exe or realviewer.exe etc.
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. RealViewer can be installed on 32-bit versions of Windows XP/Vista/7/8/10/11. The program lies within Photo & Graphics Tools, more precisely Viewers & Editors.
From the developer:
You will be able to use this application in order to create 3D images. 3DRealViewer supports STL format exported by 3Ds Max, Autocad, Blender, Maya 3D, ... and standart photos captured by camera or mobile phone. To see a 3D image it's necessary to use a 3D glasses or special projection system.
You may want to check out more software, such as Xircom RealView or RealView Development Suite, which might be related to RealViewer.