| Versions | Hits | Percent | ||
|---|---|---|---|---|
| Windows | 3749260 | 90.9 % | ||
 | Windows XP | 2578811 | 62.5 % |  |
 | Windows NT | 4882 | 0.1 % | |
 | Windows Me | 4957 | 0.1 % | |
 | Windows Vista | 1039998 | 25.2 % | |
 | Windows CE | 714 | 0 % | |
 | Windows 98 | 14836 | 0.3 % | |
 | Windows 95 | 88 | 0 % | |
 | Windows 2003 | 51135 | 1.2 % | |
 | Windows 2000 | 52988 | 1.2 % | |
 | Windows 3.xx | 851 | 0 % | |
| BSD | 2 | 0 % | ||
 | FreeBSD | 2 | 0 % | |
| Linux | 32125 | 0.7 % | ||
 | Ubuntu | 13822 | 0.3 % | |
 | Suse | 2118 | 0 % | |
 | Red Hat | 557 | 0 % | |
 | Mandriva (or Mandrake) | 988 | 0 % | |
 | Fedora | 1899 | 0 % | |
 | Debian | 1532 | 0 % | |
 | Centos | 1 | 0 % | |
 | GNU Linux (Unknown or unspecified distribution) | 11208 | 0.2 % | |
| Macintosh | 210667 | 5.1 % | ||
 | Mac OS X | 210533 | 5.1 % | |
 | Mac OS | 134 | 0 % | |
| Others | 128561 | 3.1 % | ||
 | Unknown | 126955 | 3 % | |
 | Symbian OS | 1177 | 0 % | |
 | Sun Solaris | 252 | 0 % | |
 | Unknown Unix system | 114 | 0 % | |
 | OS/2 | 41 | 0 % | |
 | WebTV | 21 | 0 % | |
 | Sony PlayStation Portable | 1 | 0 % | |