Ripcord - A desktop chat client for Discord and Slack
Adamant Messenger - The most secure and anonymous messenger, encrypted with Blockchain
Slack - A messaging app for teams who see through the Earth!
Sonar - 2-way chat with your customers over SMS and FB Messenger
Done Hui - No need to switch between multiple pieces of software to get through the workday. CHATS: Communicate freely. CALENDAR: Know your team's availability, plan meetings. No more conflicts. TO-DOs: Stay on top of all projects. FILES: All files, one spot.
Twilio for Slack - Enable SMS conversations with Slack+Twilio