1. The app, “Dum Dums Lick-A-Pop,” would let players ingest a virtual Dum Dum lollipop by licking their smartphone before a clock ran out. Spangler signed off, but Apple rejected the app, saying licking could damage the devices. Developers replaced licking with a vertical finger swipe and the result was “Dum Dums Flick-A-Pop.”

    The app has been downloaded more than 1.5 million times, Spangler said, and fans have spent the equivalent of more than 112 years swiping through the company’s virtual lollipops. About a third of the traffic is coming from iPod Touches, which are popular with children…

    Mr. Knight said developing the Dum Dums game cost less than $10,000, barely the price of four 30-second TV spots during Saturday morning cartoons