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Best check spam plugins for WordPress

The most popular check spam plugins for WordPress in November 2026, in WordPress.org’s own popular order, which follows active installs. All In One Form Verification leads with 10+ active installs. All 1 plugins tagged “check spam” 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 1 check spam plugins

  1. 1.
    All In One Form Verification

    The most installed check spam plugin, with 10+ active installs. Only 1 review so far, last updated 5 years ago. Tested only up to WordPress 5.7.21.

All 1 plugins tagged “check spam”