You are using an older browser version. Please use a supported version for the best MSN experience.

Knock, Knock App: Making Number Exchange Less Awkward

Can exchanging numbers be less awkward and more fun? A new app, Knock Knock, is making social connections easier. Ankur Jain, CEO of Humin, gives us a look at how it works on Lunch Break. Photo: Knock, Knock

More From The Wall Street Journal.

Latest

Sport

Editor's Picks

World

image beaconimage beaconimage beacon