10 Stupid iPhone Apps That Made Millions

Page 4 of 11

8. Yo.

by Life Before Us, LLC:

4 stars, 3,581 reviews

It has billion dollar platform potential according to Tech Crunch, yet all you do is communicate with your friends by saying, you guessed it, yo. It doesn’t get any more basic than that.

10 Stupid iPhone Apps That Made Millions

George Rudy/Shutterstock.com

Page 4 of 11