Fling – Message the World is a messenging app which is free to download for iOS and Android. Users write a photo, video or text message and it gets sent (the fling) to 50 random users anywhere around the world. When a user flings a message, they have no idea where it will end up.

What is difference between hookup and fling?

As nouns the difference between fling and hookup is that fling is an act of throwing, often violently while hookup is a connection.