| EZ Open | CyberSky | IRIS | Colliding Galaxies | |
| 5.0 | 5.1.1 | 5.59 | 1.22 | |
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| Freeware | Shareware | Freeware | Shareware | Licence |
| FREE | $34.95 | FREE | $24.95 | Price |
| 0.80 MB | 8.45 MB | 3.40 MB | 4.03 MB | File size |
| Sep 28, 2010 | Apr 24, 2017 | Nov 8, 2011 | Aug 19, 2009 | Update |
| 19 | 18 | 26 | 15 | Downloads |
| Windows XP, Windows Vista, Windows Vista x64, Windows 7, Windows 7 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, Windows 8, Windows 8 x64, Windows 10, Windows 10 x64 | Windows XP, Windows 2000 | OS |
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