Telegram X - Meet Telegram X for iOS and Android – two new official apps that offer more speed, longer batter life and smooth animations.
Signal - Fast, simple & secure messaging. Privacy that fits in your pocket.
Facebook Messenger - Facebook Messenger is a faster way to message.
OfficeChat - OfficeChat is a secure messaging app to share rich messages, documents, pictures, videos and location with their colleagues.
Spray - Local chat, made simple
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.