Tinder Social is a new feature for finding friends to hang with
 

You already meet potential love matches on Tinder. Why not use the app for making new friends to go and hang out with? That's what the company hopes you'll do with the launch of Tinder Social, a new feature that lets users create groups to make conne...

https://www.engadget.com/2016/07/21/tinder-social-app/