| Versions | Hits | Percent | ||
|---|---|---|---|---|
| Windows | 3572081 | 91.8 % | ||
 | Windows XP | 2381147 | 61.2 % |  |
 | Windows NT | 15655 | 0.4 % | |
 | Windows Me | 2410 | 0 % | |
 | Windows Vista | 1084706 | 27.8 % | |
 | Windows CE | 1285 | 0 % | |
 | Windows 98 | 6237 | 0.1 % | |
 | Windows 95 | 29 | 0 % | |
 | Windows 2003 | 41027 | 1 % | |
 | Windows 2000 | 39299 | 1 % | |
 | Windows 3.xx | 286 | 0 % | |
| BSD | 34 | 0 % | ||
 | FreeBSD | 34 | 0 % | |
| Linux | 24420 | 0.6 % | ||
 | Ubuntu | 11782 | 0.3 % | |
 | Suse | 1935 | 0 % | |
 | Red Hat | 33 | 0 % | |
 | Mandriva (or Mandrake) | 710 | 0 % | |
 | Fedora | 880 | 0 % | |
 | Debian | 669 | 0 % | |
 | Centos | 5 | 0 % | |
 | GNU Linux (Unknown or unspecified distribution) | 8406 | 0.2 % | |
| Macintosh | 194047 | 4.9 % | ||
 | Mac OS X | 193594 | 4.9 % | |
 | Mac OS | 453 | 0 % | |
| Others | 98326 | 2.5 % | ||
 | Unknown | 95783 | 2.4 % | |
 | Symbian OS | 2213 | 0 % | |
 | Sun Solaris | 161 | 0 % | |
 | Sony PlayStation Portable | 139 | 0 % | |
 | OS/2 | 30 | 0 % | |