| Versions | Pages | Percent | Hits | Percent | ||
|---|---|---|---|---|---|---|
| Macintosh | 22 | 9.8 % | 37 | 13.2 % | ||
 | Mac OS X others | 22 | 9.8 % | 37 | 13.2 % |   |
| Windows | 78 | 34.8 % | 97 | 34.7 % | ||
 | Windows NT | 2 | 0.8 % | 2 | 0.7 % | |
 | Windows 7 | 8 | 3.5 % | 21 | 7.5 % | |
 | Windows 10 | 68 | 30.3 % | 74 | 26.5 % | |
| iOS | 72 | 32.1 % | 90 | 32.2 % | ||
 | iOS (iPhone) | 66 | 29.4 % | 84 | 30.1 % | |
 | iOS (iPad) | 6 | 2.6 % | 6 | 2.1 % | |
| Linux | 33 | 14.7 % | 36 | 12.9 % | ||
 | Ubuntu | 1 | 0.4 % | 1 | 0.3 % | |
 | Google Android | 10 | 4.4 % | 10 | 3.5 % | |
 | GNU Linux (Unknown or unspecified distribution) | 22 | 9.8 % | 25 | 8.9 % | |
| Others | 19 | 8.4 % | 19 | 6.8 % | ||
 | Unknown | 19 | 8.4 % | 19 | 6.8 % | |