Walmart has rolled out a new mobile initiative that lets consumers learn about fishing gear products and buy them via their handsets.

Walmart customers can turn their in-store shopping experience into a scavenger hunt via a new augmented reality application featuring characters from Disney’s upcoming “The Avengers” film.

Walmart is teaming up with mobile game phenomenon Angry Birds for an integrated marketing strategy that encourages in-store shoppers and the retailer’s Facebook fans to search for clues that unlock bonus levels in the new Angry Birds Space game.

Amazon is the most popular mobile retail site, reaching between 15 percent and 20 percent of smartphone owners during the holidays, according to a new report from Nielsen.

Walmart, Target and other retailers are reportedly collaborating on their own mobile payments system that would compete with Google Wallet and Isis.

Walmart has acquired mobile app developer Small Society in a move that signals both the growing importance of mobile applications in the retail space and retailers’ desire to control as much of the mobile experience as possible.

A common trend in 2011, was the creation of retail mobile applications meant to serve as a utility and to cultivate loyal customers.

Walmart has two new mobile applications designed to help shoppers make purchasing decisions and lay the groundwork for a more personal relationship with the retailer.

Sam’s Club is making it easier for holiday shoppers to find and purchase gifts with a mobile-optimized holiday shopping site, mobile alerts and enhancements to its mobile app.

Pedigree is working with Walmart to help feed homeless dogs via a new QR code program that donates food for every scan.