| Versions | Hits | Percent | ||
|---|---|---|---|---|
| Windows | 775242 | 70.6 % | ||
 | Windows XP | 525687 | 47.9 % |  |
 | Windows NT | 16514 | 1.5 % | |
 | Windows Me | 519 | 0 % | |
 | Windows Vista | 219320 | 19.9 % | |
 | Windows CE | 291 | 0 % | |
 | Windows 98 | 1973 | 0.1 % | |
 | Windows 95 | 135 | 0 % | |
 | Windows 2003 | 4734 | 0.4 % | |
 | Windows 2000 | 6056 | 0.5 % | |
 | Windows 3.xx | 13 | 0 % | |
| BSD | 49 | 0 % | ||
 | OpenBSD | 18 | 0 % | |
 | NetBSD | 2 | 0 % | |
 | FreeBSD | 29 | 0 % | |
| Linux | 21553 | 1.9 % | ||
 | Ubuntu | 10479 | 0.9 % | |
 | Suse | 523 | 0 % | |
 | Red Hat | 673 | 0 % | |
 | Mandriva (or Mandrake) | 115 | 0 % | |
 | Fedora | 878 | 0 % | |
 | Debian | 1513 | 0.1 % | |
 | Centos | 144 | 0 % | |
 | GNU Linux (Unknown or unspecified distribution) | 7228 | 0.6 % | |
| Macintosh | 238285 | 21.7 % | ||
 | Mac OS X | 238171 | 21.7 % | |
 | Mac OS | 114 | 0 % | |
| Others | 61918 | 5.6 % | ||
 | Unknown | 60269 | 5.4 % | |
 | Sony PlayStation Portable | 852 | 0 % | |
 | Symbian OS | 676 | 0 % | |
 | Unknown Unix system | 73 | 0 % | |
 | Sun Solaris | 30 | 0 % | |
 | WebTV | 12 | 0 % | |
 | CPM | 3 | 0 % | |
 | HP UX | 2 | 0 % | |
 | Aix | 1 | 0 % | |