Dr. Ari Brown is a pediatrician in Austin, Texas, and lead author of the American Academy of Pediatrics study on the media use by children.
RedLaser — "I love a bargain. Need I say more?"
C25K — "It lets me have a personal trainer yelling at me to keep running without having to pay for one. I'm not sure what I will do once I get to running a 5k though."
Camscanner — "It's great to be able to send perfectly centered documents instead of looking like you just snapped a picture of it with your phone (which is what you do!)"