Best WordPress Single-optin Plugins — Compare 1+ Options (2026) | PluginSiftWordPress Single-optin Plugins
Browse and compare 1 single-optin plugins. Data updated daily from official WordPress.org sources.
As of April 2026 — 58,546 plugins tracked
Plugin data sourced from WordPress.org. Analysis and metrics by PluginSift.
Single Opt-In AJAX Mailchimp Newsletter form for Wordpress. You can switch between single opt-in and double opt-in. Use it as Widget or Shortcode.
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