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Best increase opt-in rate plugins for WordPress

The most popular increase opt-in rate plugins for WordPress in November 2026, in WordPress.org’s own popular order, which follows active installs. Immediate List Building Pro Lite leads with 10+ active installs. All 1 plugins tagged “increase opt-in rate” 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 increase opt-in rate plugins

  1. 1.
    Immediate List Building Pro Lite

    The most installed increase opt-in rate plugin, with 10+ active installs. Only 1 review so far, last updated 12 years ago. Tested only up to WordPress 4.0.38.

All 1 plugins tagged “increase opt-in rate”