Telegram - Telegram is a messaging app with a focus on speed and security. It’s superfast, simple and free.
8x8 X Series - X Series connects teams across channels and around the globe, giving you access your most critical information securely, from any location.
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.
Ooma Office - VoIP-based business phone system solution for small firms
Signal - Fast, simple & secure messaging. Privacy that fits in your pocket.
Vonage Business Communications - Vonage Business Communications transforms communications and activates conversations anytime, anywhere. Learn more about unified communications now!