| IRIS | StarStrider | CyberSky | EZ Open | |
| 5.59 | 2.8.7 | 5.1.1 | 5.0 | |
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| Freeware | Shareware | Shareware | Freeware | Licence |
| FREE | $22.00 | $34.95 | FREE | Price |
| 3.40 MB | 14.85 MB | 8.45 MB | 0.80 MB | File size |
| Nov 8, 2011 | Sep 20, 2014 | Apr 24, 2017 | Sep 28, 2010 | Update |
| 62 | 44 | 48 | 47 | Downloads |
| Windows XP, Windows Vista, Windows Vista x64, Windows 7, Windows 7 x64, Windows 8, Windows 8 x64, Windows 10, Windows 10 x64 | Win2000, Windows XP, Windows 7 x32, Windows 7 x64, Windows 8, Windows 10, WinServer, WinOther, Windows Vista, Windows Vista x64 | Win2000, Windows XP, Windows 7 x32, Windows 7 x64, Windows 8, Windows 10, WinServer, WinOther, Windows Vista, Windows Vista x64 | Windows XP, Windows Vista, Windows Vista x64, Windows 7, Windows 7 x64 | OS |
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