In its latest financial results released this week, Amazon revealed that the number of customers for the Amazon Appstore nearly tripled in the fourth quarter compared to the third quarter.

More than 12 percent of traffic to retailers’ and other marketers’ Web sites now come from mobile devices, according to a new report from Walker Sands Communications.

Clothing retailer Express is using in-store QR codes to increase its application downloads and bolster its social media following.

IOS and Android device owners downloaded 1.2 billion mobile applications between Christmas and New Year’s Eve, pointing to continued upside potential for app developers.

Web browsing via mobile devices is growing and iOS is the operating system of choice for such activity, according to new data from NetMarketShare.

Doughnuts franchise Krispy Kreme is letting users track down the nearest location to find their favorite breakfast sweets via a new mobile application.

This holiday season, brands and marketers are stepping up their mobile application efforts. After skyrocketing mobile sales this Black Friday and Cyber Monday, retailers are starting to understand that mobile shopping apps are crucial to holiday mobile efforts.

Outdoor apparel and accessories retailer REI is using an augmented reality application to let consumers win prizes and drive in-store traffic to its new New York location.

CVS/pharmacy has launched a series of mobile tools aimed to boost its loyalty program, ExtraCare Rewards.

After rolling out an iPhone application in June, Motel 6 is continuing to build its mobile profile with an Android app that lets consumers book hotel rooms.