| Versions | Hits | Percent | ||
|---|---|---|---|---|
| Windows | 227856 | 57.9 % | ||
 | Windows XP | 58738 | 14.9 % |  |
 | Windows Vista | 258 | 0 % | |
 | Windows (unknown version) | 75 | 0 % | |
 | Windows NT | 51 | 0 % | |
 | Windows ME | 13 | 0 % | |
 | Windows Vista (LongHorn) | 29371 | 7.4 % | |
 | Windows Mobile | 31 | 0 % | |
 | Windows 98 | 359 | 0 % | |
 | Windows 95 | 12 | 0 % | |
 | Windows 2008 | 129412 | 32.9 % | |
 | Windows 2003 | 1059 | 0.2 % | |
 | Windows 2000 | 8477 | 2.1 % | |
| BSD | 41 | 0 % | ||
 | FreeBSD | 41 | 0 % | |
| Linux | 4762 | 1.2 % | ||
 | Ubuntu | 438 | 0.1 % | |
 | Suse | 7 | 0 % | |
 | Red Hat | 9 | 0 % | |
 | Mandriva (or Mandrake) | 4 | 0 % | |
 | Fedora | 11 | 0 % | |
 | Debian | 4 | 0 % | |
 | Centos | 16 | 0 % | |
 | GNU Linux (Unknown or unspecified distribution) | 4273 | 1 % | |
| Macintosh | 65088 | 16.5 % | ||
 | Mac OS X | 65079 | 16.5 % | |
 | Mac OS | 9 | 0 % | |
| Others | 95211 | 24.2 % | ||
 | Unknown | 94810 | 24.1 % | |
 | Symbian OS | 323 | 0 % | |
 | Sony PlayStation Portable | 38 | 0 % | |
 | Unknown Unix system | 34 | 0 % | |
 | Nintendo Wii | 3 | 0 % | |
 | Sun Solaris | 3 | 0 % | |