| Versions | Hits | Percent | ||
|---|---|---|---|---|
| Windows | 895966 | 80.8 % | ||
 | Windows XP | 596182 | 53.7 % |  |
 | Windows NT | 4700 | 0.4 % | |
 | Windows Me | 1039 | 0 % | |
 | Windows Vista | 198395 | 17.8 % | |
 | Windows CE | 748 | 0 % | |
 | Windows 98 | 6830 | 0.6 % | |
 | Windows 95 | 174 | 0 % | |
 | Windows 2003 | 6061 | 0.5 % | |
 | Windows 2000 | 81812 | 7.3 % | |
 | Windows 3.xx | 25 | 0 % | |
| BSD | 73 | 0 % | ||
 | OpenBSD | 26 | 0 % | |
 | NetBSD | 1 | 0 % | |
 | BSDi | 1 | 0 % | |
 | FreeBSD | 45 | 0 % | |
| Linux | 26092 | 2.3 % | ||
 | Ubuntu | 11862 | 1 % | |
 | Suse | 1272 | 0.1 % | |
 | Red Hat | 564 | 0 % | |
 | Mandriva (or Mandrake) | 115 | 0 % | |
 | Fedora | 1469 | 0.1 % | |
 | Debian | 2160 | 0.1 % | |
 | Centos | 99 | 0 % | |
 | GNU Linux (Unknown or unspecified distribution) | 8551 | 0.7 % | |
| Macintosh | 121296 | 10.9 % | ||
 | Mac OS X | 120892 | 10.9 % | |
 | Mac OS | 404 | 0 % | |
| Others | 65268 | 5.8 % | ||
 | Unknown | 64032 | 5.7 % | |
 | Symbian OS | 542 | 0 % | |
 | Sony PlayStation Portable | 538 | 0 % | |
 | Sun Solaris | 65 | 0 % | |
 | WebTV | 42 | 0 % | |
 | Unknown Unix system | 39 | 0 % | |
 | RISC OS | 4 | 0 % | |
 | OS/2 | 2 | 0 % | |
 | BeOS | 2 | 0 % | |
 | VMS | 1 | 0 % | |
 | HP UX | 1 | 0 % | |