Chatterino - Chatterino is a chat client for twitch chat.
Frysbe - Frysbe: Make global friends at random and the fling app comes up with features to send messages to strangers from every corner of the world to expand your social circle.
Chatty - Chat with strangers all around the world in Messenger
Unbordered - Unbordered app comes up with features to help you in finding the perfect language practice and exchange partners so you can practice foreign languages right through your mobile phone.
Restream Chat - Restream Chat is a versatile software that permits you to streamline multiple chats in one place.
PenPal World - Connect with people all over the world