| Versions | Hits | Percent | ||
|---|---|---|---|---|
| Windows | 354604 | 78.7 % | ||
 | Windows XP | 119468 | 26.5 % |  |
 | Windows Vista | 406 | 0 % | |
 | Windows (unknown version) | 7890 | 1.7 % | |
 | Windows NT | 410 | 0 % | |
 | Windows ME | 277 | 0 % | |
 | Windows Vista (LongHorn) | 25450 | 5.6 % | |
 | Windows Mobile | 32 | 0 % | |
 | Windows 98 | 86 | 0 % | |
 | Windows 95 | 85 | 0 % | |
 | Windows 2008 | 194535 | 43.1 % | |
 | Windows 2003 | 4473 | 0.9 % | |
 | Windows 2000 | 1481 | 0.3 % | |
 | Windows 3.xx | 11 | 0 % | |
| BSD | 14 | 0 % | ||
 | FreeBSD | 14 | 0 % | |
| Linux | 28917 | 6.4 % | ||
 | Ubuntu | 3576 | 0.7 % | |
 | Suse | 481 | 0.1 % | |
 | Red Hat | 537 | 0.1 % | |
 | Mandriva (or Mandrake) | 50 | 0 % | |
 | Gentoo | 10 | 0 % | |
 | Fedora | 415 | 0 % | |
 | Debian | 124 | 0 % | |
 | Centos | 264 | 0 % | |
 | Google Android | 2624 | 0.5 % | |
 | GNU Linux (Unknown or unspecified distribution) | 20836 | 4.6 % | |
| Macintosh | 51181 | 11.3 % | ||
 | Mac OS X | 51178 | 11.3 % | |
 | Mac OS | 3 | 0 % | |
| Others | 15603 | 3.4 % | ||
 | Unknown | 12472 | 2.7 % | |
 | Java Mobile | 2199 | 0.4 % | |
 | BlackBerry | 540 | 0.1 % | |
 | Java | 246 | 0 % | |
 | Symbian OS | 92 | 0 % | |
 | Sun Solaris | 21 | 0 % | |
 | OSF Unix | 13 | 0 % | |
 | Unknown Unix system | 13 | 0 % | |
 | Sony PlayStation | 4 | 0 % | |
 | iPhone OS (iPhone/iPod) | 2 | 0 % | |
 | RISC OS | 1 | 0 % | |