| Versions | Pages | Percent | Hits | Percent | ||
|---|---|---|---|---|---|---|
| Windows | 1,301 | 49.8 % | 2,709 | 46 % | ||
 | Windows XP | 8 | 0.3 % | 40 | 0.6 % |   |
 | Windows Vista (LongHorn) | 1 | 0 % | 1 | 0 % | |
 | Windows 8.1 | 19 | 0.7 % | 19 | 0.3 % | |
 | Windows 8 | 30 | 1.1 % | 46 | 0.7 % | |
 | Windows 7 | 50 | 1.9 % | 70 | 1.1 % | |
 | Windows 10 | 1,193 | 45.7 % | 2,533 | 43 % | |
| Linux | 141 | 5.4 % | 266 | 4.5 % | ||
 | Ubuntu | 28 | 1 % | 65 | 1.1 % | |
 | GNU Linux (Unknown or unspecified distribution) | 113 | 4.3 % | 201 | 3.4 % | |
| iOS | 154 | 5.9 % | 359 | 6.1 % | ||
 | iOS (iPhone) | 154 | 5.9 % | 352 | 5.9 % | |
 | iOS (iPad) | 0 | 0 % | 7 | 0.1 % | |
| BSD | 1 | 0 % | 1 | 0 % | ||
 | OpenBSD | 1 | 0 % | 1 | 0 % | |
| Android | 94 | 3.6 % | 300 | 5.1 % | ||
 | Google Android 8.x Oreo | 2 | 0 % | 12 | 0.2 % | |
 | Google Android 7.x Nougat | 8 | 0.3 % | 8 | 0.1 % | |
 | Google Android 6.x Marshmallow | 13 | 0.4 % | 17 | 0.2 % | |
 | Google Android 10.x | 47 | 1.8 % | 155 | 2.6 % | |
 | Google Android Unknown | 24 | 0.9 % | 108 | 1.8 % | |
| Macintosh | 408 | 15.6 % | 659 | 11.2 % | ||
 | OS X 10.9 Mavericks | 8 | 0.3 % | 9 | 0.1 % | |
 | OS X 10.8 Mountain Lion | 2 | 0 % | 4 | 0 % | |
 | Mac OS X 10.7 Lion | 32 | 1.2 % | 32 | 0.5 % | |
 | Mac OS X 10.5 Leopard | 0 | 0 % | 1 | 0 % | |
 | macOS 10.15 Catalina | 272 | 10.4 % | 463 | 7.8 % | |
 | macOS 10.14 Mojave | 7 | 0.2 % | 8 | 0.1 % | |
 | macOS 10.13 High Sierra | 8 | 0.3 % | 8 | 0.1 % | |
 | macOS 10.12 Sierra | 1 | 0 % | 3 | 0 % | |
 | OS X 10.11 El Capitan | 22 | 0.8 % | 24 | 0.4 % | |
 | OS X 10.10 Yosemite | 9 | 0.3 % | 11 | 0.1 % | |
 | Mac OS X others | 47 | 1.8 % | 96 | 1.6 % | |
| Others | 509 | 19.5 % | 1,585 | 26.9 % | ||
 | Unknown | 498 | 19 % | 1,574 | 26.7 % | |
 | Unknown Unix system | 11 | 0.4 % | 11 | 0.1 % | |