DOIFD-List requires Double OPT-IN For Download (DOFID) FREE version 1.1.4 or higher or Premium Version 1.1.0 or higher
One of the easiest ways to double your email subscribers. Integrates with MailChimp, Campaign Monitor, Constant Contact, and CSV.
Magic Action Box let's you display professional looking opt-in forms and feature boxes in your WordPress site.
Create beautiful optin forms with ease. Choose a form design, customize it, and add your form to your blog with a simple mouse-click.
WP Popup plugin is beautifully designed and elegant plugin with focus on ease of use and functionality. Create unlimited Popups with subscriber forms
Lets you add posts to your front page on an opt-in basis.
This plugin provides a newsletter opt-in form that is connected to sitepackage://
Based on the well known Subscribe-to-Comments PlugIn, but now with double-opt-in feature to prevent spam.
Capture email addresses, useful for landing pages, insert opt-in form into post or page using shortcode, create multiple lists, export emails to CSV
Add your Mad Mimi webform to your WordPress site! Easy to set up, the Mad Mimi plugin allows your site visitors to subscribe to your email lists.
Drive users to your opt-in landing page without driving them crazy.
Add a fully customizable splash page for your WordPress site, it's simple and easy to use.
Add the capability to create newsletter opt-in forms with Contact Form 7. Automatically submit subscribers to predetermined lists in Campaign Monitor.
An opt-in plugin for collecting email addresses of those who comment on your blog.
add a mailing list signup form to your blog
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