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Best post max size plugins for WordPress

The most popular post max size plugins for WordPress in November 2026, in WordPress.org’s own popular order, which follows active installs. Big File Uploads leads with 100K+ active installs, ahead of Increase Maximum Upload File Size (30K+) and Themx Maximum Upload File Size (1K+). All 4 plugins tagged “post max size” 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 post max size plugins

  1. 1.
    Big File Uploads

    The most installed post max size plugin, with 100K+ active installs. Rated 4.9 from 403 reviews, updated 1 month ago.

  2. 2.
    Increase Maximum Upload File Size

    30K+ active installs. Rated 3.9 from 101 reviews, last updated 3 years ago. Tested only up to WordPress 5.8.19.

  3. 3.
    Themx Maximum Upload File Size

    1K+ active installs. Only 3 reviews so far, last updated 1 year ago. Tested only up to WordPress 6.7.11.

  4. 4.
    File Limits Uploads

    10+ active installs. No reviews yet, last updated 2 years ago. Tested only up to WordPress 6.4.14.

All 4 plugins tagged “post max size”