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.

Chatib - Chatib is an online chat room where you can meet and chat with new people, make them friends, or even data them online.

Yochat - Yochat app enables users to get to know about strangers from a large number of countries from around the world by video chatting with them.

ChatSecure - ChatSecure is a free and open source messaging app that features OTR encryption over XMPP.

Anygram - Anygram app offers features that let you meet new people so you can make new foreign friends practice native languages to learn something new.

Element.io - Secure messaging app with strong end-to-end encryption, advanced group chat privacy settings, secure video calls for teams, encrypted communication using Matrix open network. Riot.im is now Element.