Cars.com found their placement of a Super Bowl commercial a success, as they generated around 6,500 mobile application downloads in one day. “About 30 percent of our mobile content is coming from the iPhone, and we have folks that have an iPhone that look at our mobile site, but we wanted to also give them the opportunity to download an app,” said Sharon Knitter, senior director of consumer products at Cars.com, Chicago. The website is now ranked at number 12 in free apps for the lifestyle category, immediately behind Amazon.