| Kst | VariCAD Viewer 2011 | CityCAD Viewer | 20sim Viewer | |
| 2.0.8 | 1.08 | 2.7.0 | 4.8.4 | |
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| Open Source | Freeware | Freeware | Demo | Licence |
| FREE | FREE | FREE | $700.00 | Price |
| 10.10 MB | 17.20 MB | 102.00 MB | 268.00 MB | File size |
| Jul 14, 2014 | Jul 1, 2011 | Oct 17, 2017 | Nov 11, 2021 | Update |
| 25 | 22 | 11 | 34 | Downloads |
| Windows XP, Windows Vista, Windows Vista x64, Windows 7, Windows 7 x64, Windows 8, Windows 8 x64 | Windows XP, Windows Vista, Windows Vista x64, Windows 7, Windows 7 x64 | Windows XP, Windows Vista, Windows Vista x64, Windows 7, Windows 7 x64, Windows 8, Windows 8 x64 | Windows 7, Windows 7 x64, Windows 8, Windows 8 x64, Windows 10, Windows 10 x64, Windows 11 | OS |
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