“Wal-Mart Stores Inc said it is tripling the number of U.S. stores in a pilot program that lets shoppers scan items with their iPhones and pay at self-checkout counters,” Jessica Wohl reports for Reuters.

“Walmart’s ‘Scan & Go’ program will soon be in more than 200 stores, up from about 70,” Wohl reports. “The pilot began near its home office in Bentonville, Arkansas in late 2012, then expanded to Atlanta.”

“For now, “Scan & Go” only works on Apple Inc devices,” Wohl reports. “Shoppers scan bar codes on items they want to buy, using the Walmart app on their iPhone, iPod touch or iPad to keep track of the planned purchases and the total cost. Then they pay at a self-checkout screen, bypassing the typical registers.”

Read more in the full article here.