tawk.to - tawk.to is a free live chat app that lets you monitor and chat with visitors on your website or from a free customizable page
RemoteTeam - Remoteteam.com helps remote teams become great places to work with the fully-integrated platform to automates payments and HR tasks.
LiveChat - LiveChat - premium live chat software. Approach customers directly on the website, make connections and drive more sales using LiveChat.
Swipes - Plan projects, take action and discuss.
Crisp Chat - Multi-channel customer support software
ApproveIt for Slack - Get approvals in minutes, not days. Right from Slack!