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Best merge PDF plugins for WordPress

The most popular merge PDF plugins for WordPress in November 2026, in WordPress.org’s own popular order, which follows active installs. VEFdocsKit leads with fewer than 10 active installs, ahead of Velvet PDF Tools (fewer than 10) and RelahConvert PDF & Office Tools (fewer than 10). All 4 plugins tagged “merge pdf” are below, with figures from WordPress.org that update every day.

Installs aren’t everything: a recent release, a “Tested up to” that matches the current WordPress, and support threads that get resolved show a plugin is looked after. Open any plugin for its downloads, rank history and alternatives.

Research this niche or see all plugins.

Top 4 merge PDF plugins

  1. 1.
    VEFdocsKit

    The most installed merge PDF plugin, with fewer than 10 active installs. No reviews yet, updated 7 hours ago.

  2. 2.
    Velvet PDF Tools

    Fewer than 10 active installs. No reviews yet, updated 1 month ago.

  3. 3.
    RelahConvert PDF & Office Tools

    Fewer than 10 active installs. No reviews yet, updated 5 months ago.

  4. 4.
    PDF zusammenfügen

    Fewer than 10 active installs. No reviews yet, updated 7 months ago. Tested only up to WordPress 6.9.11.

All 4 plugins tagged “merge pdf”