| Versions | Hits | Percent | ||
|---|---|---|---|---|
| Windows | 806921 | 82.4 % | ||
 | Windows XP | 547255 | 55.8 % |  |
 | Windows NT | 11328 | 1.1 % | |
 | Windows Me | 567 | 0 % | |
 | Windows Vista | 231357 | 23.6 % | |
 | Windows CE | 459 | 0 % | |
 | Windows 98 | 2955 | 0.3 % | |
 | Windows 95 | 55 | 0 % | |
 | Windows 2003 | 5547 | 0.5 % | |
 | Windows 2000 | 7389 | 0.7 % | |
 | Windows 3.xx | 9 | 0 % | |
| BSD | 103 | 0 % | ||
 | OpenBSD | 9 | 0 % | |
 | NetBSD | 3 | 0 % | |
 | FreeBSD | 91 | 0 % | |
| Linux | 21422 | 2.1 % | ||
 | Ubuntu | 9783 | 0.9 % | |
 | Suse | 528 | 0 % | |
 | Red Hat | 347 | 0 % | |
 | Mandriva (or Mandrake) | 93 | 0 % | |
 | Fedora | 1102 | 0.1 % | |
 | Debian | 1239 | 0.1 % | |
 | Centos | 148 | 0 % | |
 | GNU Linux (Unknown or unspecified distribution) | 8182 | 0.8 % | |
| Macintosh | 99270 | 10.1 % | ||
 | Mac OS X | 99089 | 10.1 % | |
 | Mac OS | 181 | 0 % | |
| Others | 51554 | 5.2 % | ||
 | Unknown | 49936 | 5 % | |
 | Sony PlayStation Portable | 873 | 0 % | |
 | Symbian OS | 570 | 0 % | |
 | Sun Solaris | 77 | 0 % | |
 | Unknown Unix system | 50 | 0 % | |
 | WebTV | 32 | 0 % | |
 | OS/2 | 5 | 0 % | |
 | CPM | 4 | 0 % | |
 | OSF Unix | 3 | 0 % | |
 | VMS | 2 | 0 % | |
 | RISC OS | 1 | 0 % | |
 | BeOS | 1 | 0 % | |