Intercom - Intercom is a customer relationship management and messaging tool for web businesses. Build relationships with users to create loyal customers.

Drift - A messaging app that helps you grow your business.

Talkus - Chat with your website users from Slack

Slack for Mac - A new, improved Slack desktop app for Mac

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.

Crisp Chat - Multi-channel customer support software