WP Email Capture Premium
WP Email Capture is one of the oldest and most respected Email Capture plugin for WordPress.
Winwar Media
Postmatic Premium
Postmatic is all about engagement: Build lists, send posts by email, and foster great conversations with email-based commenting.
Postmatic
Popups Premium
The easiest way to create a WordPress Popup
WP Timersys
MailChimp for WordPress Pro
The easiest way to add sign-up methods for your MailChimp lists to your WordPress site.
ibericode
Caldera Forms
A different kind of WordPress form builder
CalderaWP
QuickieBar
QuickieBar makes it easy for you to convert visitors by adding an attractive and easily customizable conversion bar to the top or bottom of…
QuickieBar
John Turner
Ninja Forms
A complete form creation suite for your WordPress site, clients, or application development.
WP Ninjas, LLC
Gravity Forms
A full-featured WordPress plugin for custom forms used on more than 1,000,000 websites.
Rocketgenius