| Software | Supports XP/Vista | Offline Installer? | Security Updates | Best For | |----------|------------------|--------------------|------------------|----------| | | Yes | Yes (small, portable) | Active | Very old hardware (lightweight) | | Foxit Reader (v7.x legacy) | Yes | Yes | No (but newer than XI) | Corporate compatibility | | PDF-XChange Editor (Free) | Yes (v6 legacy) | Yes | Partial | Users needing forms & markup | | Adobe Reader DC | No | Yes (but fails to install) | Yes | Modern Windows only |
Adobe Reader XI (version 11.0.23) is the for the 11.x product line, released on November 14, 2017. While it remains popular for users seeking a lightweight, non-subscription PDF viewer without the "cloud" features of newer versions, it carries significant security and compatibility risks. Status and Support