LiveChat provides a live chat application with help desk and web analytics functionalities, allowing online businesses to communicate with visitors in real time.

Zopim is focused on serving the needs of web users that hasn’t been met by other chat solutions: the need for usability, convenience and simplicity of design

Drift is a messaging app that makes it easy for businesses to talk to their website visitors and customers in real-time, from anywhere.

Zendesk provides an integrated on-demand helpdesk - customer support portal solution based on the latest Web 2.0 technologies and design philosophies.

Freshchat is a modern messaging software built for teams who want to ace customer conversations—marketing, sales, or support.