Cresta Social Messenger is a WordPress plugin designed to streamline communication between users and site owners through Facebook Messenger. This free tool allows visitors to initiate contact with just a click, providing a seamless way to engage via private messages. The plugin features a floating button that can be easily placed at the bottom right of the website or integrated into posts and pages using a shortcode. It is compatible with WooCommerce and WPML, making it suitable for e-commerce and multilingual sites.

In addition to its basic functionalities, the PRO version offers enhanced customization options, including the ability to change the button's position, colors, and size, as well as adding tooltips and animations. Users can select specific pages for the Messenger button to appear, ensuring it is used effectively. The mobile-friendly design allows the button to open the Facebook Messenger app directly if installed, further improving user experience.