GhostCodes for Android - Discover the coolest accounts to follow on Snapchat 👻
PenPal World - Connect with people all over the world
VisualCode - QR codes for everything
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.
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.
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.