MailChimp Subscriber Chiclet

Allows visitors to easily and quickly subscribe to your website with double optin, email templates, notifications, block spam.

Integrates Gravity Forms with SendGrid, allowing form submissions to be automatically sent to your SendGrid contact lists.

Never moderate or mark as spam comments made by registered users, regardless of the apparent spamminess of the comment.

Integration with ITERAS, a cloud-based state-of-the-art system for managing subscriptions and payments for magazines.

This plugin allows your blog visitors to subscribe to your blog via email and receive notifications whenever you create a new post.

Integrates the open-source mailing list tool listmonk with WordPress/WooCommerce so users can subscribe to your mailing list.

Speedy Loan Calculator is a WordPress widget that puts a simple loan calculator in your widget area.