Public - Group chats.
Telegram X - Meet Telegram X for iOS and Android – two new official apps that offer more speed, longer batter life and smooth animations.
Chalk - Chalk is a calculator that tries to do right what others do wrong.
Facebook Messenger - Facebook Messenger is a faster way to message.
Slaask - Slaask enables you to set up a dedicated live chat channel on your Slack.
Spray - Local chat, made simple