crewmap - Helping everyone find a best friend at work
Omegle - Omegle is one of the most popular online chat website allowing user to communicate with anyone without registration.
Amazon AR view - Try products in your home before you buy them
Chatrandom - Chatrandom provides medium to users for having chat at random with different users around the globe.
SketchAR - Start drawing easily using augmented reality
LuckyCrush - Live random video chat