Slaask - Slaask enables you to set up a dedicated live chat channel on your Slack.
Callpage - Turn website visitors into sales calls. Use CallPage and provide immediate free phone callback to your leads in 28 seconds.
JivoChat - JivoChat is a live chat that enables you to talk to visitors on your website
Intercom - Intercom is a customer relationship management and messaging tool for web businesses. Build relationships with users to create loyal customers.
Chatlio - When you have a business to run, your average instant messaging software just will not do. You need an internal presence upon which your entire team can collaborate on. Read more about Chatlio.
Novocall - Novocall converts web visitors into sales calls in seconds.