Tagsdock - Tag Instagram photos instantly from your iOS keyboard.
Omegle - Omegle is one of the most popular online chat website allowing user to communicate with anyone without registration.
Metaplug - Search engine for Instagram
Chatrandom - Chatrandom provides medium to users for having chat at random with different users around the globe.
Jetpack App - The fastest way to copy your hashtags for Instagram
LuckyCrush - Live random video chat