Telegram - Telegram is a messaging app with a focus on speed and security. It’s superfast, simple and free.
ShoreTel - Cloud phone system & contact center software & services
WhatsApp - WhatsApp Messenger: More than 1 billion people in over 180 countries use WhatsApp to stay in touch with friends and family, anytime and anywhere.
CorvisaOne - CorvisaOne is another cloud-based communications suite that is specially designed for companies that need features for managing inbound or outbound call centres.
Signal - Fast, simple & secure messaging. Privacy that fits in your pocket.
8x8 X Series - X Series connects teams across channels and around the globe, giving you access your most critical information securely, from any location.