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Best SMTP plugins for WordPress

The most popular SMTP plugins for WordPress in November 2026, in WordPress.org’s own popular order, which follows active installs. SmartSMTP leads with 2K+ active installs, ahead of SMTP by BestWebSoft (1K+) and MailHawk (300+). All 4 plugins tagged “smtp plugin” 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 SMTP plugins

  1. 1.
    SmartSMTP

    The most installed SMTP plugin, with 2K+ active installs. Only 3 reviews so far, updated 3 weeks ago.

  2. 2.
    SMTP by BestWebSoft

    1K+ active installs. Rated 4.4 from 13 reviews, last updated 1 year ago. Tested only up to WordPress 6.8.12.

  3. 3.
    MailHawk

    300+ active installs. Rated 3.4 from 10 reviews, updated 2 days ago.

  4. 4.
    Stars SMTP Mailer

    10+ active installs. No reviews yet, updated 3 months ago.

All 4 plugins tagged “smtp plugin”