| Virtual Blackboard | Presentation Assistant Pro | Presentation Assistant | Presentation Marker | |
| 1.1 | 2.6.3 | 1.8.1 | 2.8.0 | |
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| Demo | Shareware | Shareware | Shareware | Licence |
| $49.99 | $49.95 | $39.95 | $29.95 | Price |
| 8.60 MB | 6.21 MB | 2.66 MB | 3.74 MB | File size |
| Aug 19, 2011 | Sep 24, 2012 | Dec 6, 2009 | Feb 19, 2016 | Update |
| 26 | 16 | 17 | 26 | Downloads |
| Windows XP, Windows Vista, Windows 7 | Win2000, Windows 7 x32, Windows 7 x64, Windows Vista, Windows Vista x64, Windows XP | Windows XP | Win2000, Windows 7 x32, Windows 7 x64, Windows Vista, Windows Vista x64, Windows XP | OS |
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